From 4b2e9b2ae96247d0117fe42d5fee9b3c50a3c06f Mon Sep 17 00:00:00 2001
From: Egor <egor@philippov.ca>
Date: Fri, 28 Nov 2025 23:33:37 -0800
Subject: [PATCH] rename version -> backend and backend -> acceleration,
 display "metal" for mac users and don't show other options, allow "metal"
 users to select GPU layers

---
 package.json                                  |   2 +-
 src/components/App/UpdateAvailableModal.tsx   |   4 +-
 src/components/App/index.tsx                  |  20 +-
 src/components/screens/Download.tsx           |   2 +-
 src/components/screens/Launch/AdvancedTab.tsx |   7 +-
 ...ectItem.tsx => AccelerationSelectItem.tsx} |   8 +-
 ...dSelector.tsx => AccelerationSelector.tsx} | 102 ++---
 .../Launch/GeneralTab/GpuDeviceSelector.tsx   |  28 +-
 .../screens/Launch/GeneralTab/index.tsx       |   4 +-
 src/components/screens/Launch/index.tsx       |   7 +-
 .../{VersionsTab.tsx => BackendsTab.tsx}      | 146 +++----
 src/components/settings/SettingsModal.tsx     |  18 +-
 src/components/settings/SystemTab.tsx         |   2 +-
 src/hooks/useLaunchLogic.ts                   |   8 +-
 src/hooks/useUpdateChecker.ts                 |  20 +-
 src/hooks/useWarnings.ts                      |  34 +-
 src/main/ipc.ts                               |  31 +-
 src/main/modules/koboldcpp/acceleration.ts    | 184 +++++++++
 src/main/modules/koboldcpp/backend.ts         | 367 ++++++++++--------
 src/main/modules/koboldcpp/download.ts        |   2 +-
 src/main/modules/koboldcpp/launcher/index.ts  |  20 +-
 src/main/modules/koboldcpp/version.ts         | 233 -----------
 src/preload/index.ts                          |  15 +-
 src/stores/koboldVersions.ts                  |  14 +-
 src/types/electron.d.ts                       |  18 +-
 src/types/index.d.ts                          |  12 +-
 src/utils/version.ts                          |  11 +-
 yarn.lock                                     |  10 +-
 28 files changed, 677 insertions(+), 652 deletions(-)
 rename src/components/screens/Launch/GeneralTab/{BackendSelectItem.tsx => AccelerationSelectItem.tsx} (88%)
 rename src/components/screens/Launch/GeneralTab/{BackendSelector.tsx => AccelerationSelector.tsx} (64%)
 rename src/components/settings/{VersionsTab.tsx => BackendsTab.tsx} (63%)
 create mode 100644 src/main/modules/koboldcpp/acceleration.ts
 delete mode 100644 src/main/modules/koboldcpp/version.ts

diff --git a/package.json b/package.json
index 23ae01c..60836c8 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "eslint-plugin-sonarjs": "^3.0.5",
     "globals": "^16.5.0",
     "jiti": "^2.6.1",
-    "prettier": "^3.7.1",
+    "prettier": "^3.7.2",
     "rollup-plugin-visualizer": "^6.0.5",
     "typescript": "^5.9.3",
     "vite": "^7.2.4"
diff --git a/src/components/App/UpdateAvailableModal.tsx b/src/components/App/UpdateAvailableModal.tsx
index 76d4643..a37bb93 100644
--- a/src/components/App/UpdateAvailableModal.tsx
+++ b/src/components/App/UpdateAvailableModal.tsx
@@ -35,7 +35,7 @@ export const UpdateAvailableModal = ({
   onUpdate,
 }: UpdateAvailableModalProps) => {
   const { downloading, downloadProgress } = useKoboldVersionsStore();
-  const currentVersion = updateInfo?.currentVersion;
+  const currentBackend = updateInfo?.currentBackend;
   const availableUpdate = updateInfo?.availableUpdate;
   const [isUpdating, setIsUpdating] = useState(false);
 
@@ -73,7 +73,7 @@ export const UpdateAvailableModal = ({
                   Current Version
                 </Text>
                 <Text fw={500} size="sm">
-                  {currentVersion?.version}
+                  {currentBackend?.version}
                 </Text>
               </div>
 
diff --git a/src/components/App/index.tsx b/src/components/App/index.tsx
index 6bebced..b149254 100644
--- a/src/components/App/index.tsx
+++ b/src/components/App/index.tsx
@@ -98,12 +98,12 @@ export const App = () => {
 
   useEffect(() => {
     const checkInstallation = async () => {
-      const [currentVersion, hasSeenWelcome] = await Promise.all([
-        window.electronAPI.kobold.getCurrentVersion(),
+      const [currentBackend, hasSeenWelcome] = await Promise.all([
+        window.electronAPI.kobold.getCurrentBackend(),
         window.electronAPI.config.get('hasSeenWelcome') as Promise<boolean>,
       ]);
 
-      determineScreen(currentVersion, hasSeenWelcome);
+      determineScreen(currentBackend, hasSeenWelcome);
       setHasInitialized(true);
     };
 
@@ -114,9 +114,9 @@ export const App = () => {
     const runUpdateCheck = async () => {
       if (loadingRemote || !hasInitialized) return;
 
-      const currentVersion =
-        await window.electronAPI.kobold.getCurrentVersion();
-      if (currentVersion) {
+      const currentBackend =
+        await window.electronAPI.kobold.getCurrentBackend();
+      if (currentBackend) {
         setTimeout(() => {
           checkForUpdates();
         }, 5000);
@@ -136,13 +136,13 @@ export const App = () => {
   }, [loadingRemote, hasInitialized, checkForUpdates]);
 
   const handleBinaryUpdate = async (download: DownloadItem) => {
-    const currentVersion = await window.electronAPI.kobold.getCurrentVersion();
+    const currentBackend = await window.electronAPI.kobold.getCurrentBackend();
 
     await handleDownload({
       item: download,
       isUpdate: true,
       wasCurrentBinary: true,
-      oldVersionPath: currentVersion?.path,
+      oldVersionPath: currentBackend?.path,
     });
 
     closeModal();
@@ -170,8 +170,8 @@ export const App = () => {
   const handleWelcomeComplete = async () => {
     window.electronAPI.config.set('hasSeenWelcome', true);
 
-    const currentVersion = await window.electronAPI.kobold.getCurrentVersion();
-    determineScreen(currentVersion, true);
+    const currentBackend = await window.electronAPI.kobold.getCurrentBackend();
+    determineScreen(currentBackend, true);
   };
 
   const handleDownloadComplete = () => setCurrentScreen('launch');
diff --git a/src/components/screens/Download.tsx b/src/components/screens/Download.tsx
index a2b5520..ed55e70 100644
--- a/src/components/screens/Download.tsx
+++ b/src/components/screens/Download.tsx
@@ -59,7 +59,7 @@ export const DownloadScreen = ({ onDownloadComplete }: DownloadScreenProps) => {
       <Stack gap="xl">
         <Card withBorder radius="md" shadow="sm">
           <Stack gap="lg">
-            <Title order={3}>Available Binaries for Your Platform</Title>
+            <Title order={3}>Select a Backend</Title>
 
             {loading ? (
               <Stack align="center" gap="md" py="xl">
diff --git a/src/components/screens/Launch/AdvancedTab.tsx b/src/components/screens/Launch/AdvancedTab.tsx
index ee4d057..9105d68 100644
--- a/src/components/screens/Launch/AdvancedTab.tsx
+++ b/src/components/screens/Launch/AdvancedTab.tsx
@@ -61,8 +61,9 @@ export const AdvancedTab = () => {
   const isGpuBackend = backend === 'cuda' || backend === 'rocm';
 
   useEffect(() => {
-    const detectBackendSupport = async () => {
-      const support = await window.electronAPI.kobold.detectBackendSupport();
+    const detectAccelerationSupport = async () => {
+      const support =
+        await window.electronAPI.kobold.detectAccelerationSupport();
 
       if (support) {
         setBackendSupport({
@@ -76,7 +77,7 @@ export const AdvancedTab = () => {
       setIsLoading(false);
     };
 
-    void detectBackendSupport();
+    void detectAccelerationSupport();
   }, []);
 
   return (
diff --git a/src/components/screens/Launch/GeneralTab/BackendSelectItem.tsx b/src/components/screens/Launch/GeneralTab/AccelerationSelectItem.tsx
similarity index 88%
rename from src/components/screens/Launch/GeneralTab/BackendSelectItem.tsx
rename to src/components/screens/Launch/GeneralTab/AccelerationSelectItem.tsx
index 446b4aa..dcfea47 100644
--- a/src/components/screens/Launch/GeneralTab/BackendSelectItem.tsx
+++ b/src/components/screens/Launch/GeneralTab/AccelerationSelectItem.tsx
@@ -1,14 +1,14 @@
 import { Text, Group, Badge, Box } from '@mantine/core';
-import type { BackendOption } from '@/types';
+import type { AccelerationOption } from '@/types';
 import { GPUDevice } from '@/types/hardware';
 
-type BackendSelectItemProps = Omit<BackendOption, 'value'>;
+type AccelerationSelectItemProps = Omit<AccelerationOption, 'value'>;
 
-export const BackendSelectItem = ({
+export const AccelerationSelectItem = ({
   label,
   devices,
   disabled = false,
-}: BackendSelectItemProps) => {
+}: AccelerationSelectItemProps) => {
   const renderDeviceName = (device: string | GPUDevice) => {
     const deviceName = typeof device === 'string' ? device : device.name;
     return deviceName.length > 25
diff --git a/src/components/screens/Launch/GeneralTab/BackendSelector.tsx b/src/components/screens/Launch/GeneralTab/AccelerationSelector.tsx
similarity index 64%
rename from src/components/screens/Launch/GeneralTab/BackendSelector.tsx
rename to src/components/screens/Launch/GeneralTab/AccelerationSelector.tsx
index eca3aff..f21c6e1 100644
--- a/src/components/screens/Launch/GeneralTab/BackendSelector.tsx
+++ b/src/components/screens/Launch/GeneralTab/AccelerationSelector.tsx
@@ -1,13 +1,13 @@
 import { Text, Group, Checkbox, TextInput } from '@mantine/core';
 import { useState, useEffect, useRef } from 'react';
 import { InfoTooltip } from '@/components/InfoTooltip';
-import { BackendSelectItem } from '@/components/screens/Launch/GeneralTab/BackendSelectItem';
+import { AccelerationSelectItem } from '@/components/screens/Launch/GeneralTab/AccelerationSelectItem';
 import { GpuDeviceSelector } from '@/components/screens/Launch/GeneralTab/GpuDeviceSelector';
 import { useLaunchConfig } from '@/hooks/useLaunchConfig';
-import type { BackendOption } from '@/types';
+import type { AccelerationOption } from '@/types';
 import { Select } from '@/components/Select';
 
-export const BackendSelector = () => {
+export const AccelerationSelector = () => {
   const {
     backend,
     gpuLayers,
@@ -21,60 +21,67 @@ export const BackendSelector = () => {
     handleAutoGpuLayersChange,
   } = useLaunchConfig();
 
-  const [availableBackends, setAvailableBackends] = useState<BackendOption[]>(
-    []
-  );
-  const [isLoadingBackends, setIsLoadingBackends] = useState(false);
+  const [availableAccelerations, setAvailableAccelerations] = useState<
+    AccelerationOption[]
+  >([]);
+  const [isLoadingAccelerations, setIsLoadingAccelerations] = useState(false);
   const [isCalculatingLayers, setIsCalculatingLayers] = useState(false);
+  const [isMac, setIsMac] = useState(false);
   const hasInitialized = useRef(false);
 
   useEffect(() => {
-    const loadBackends = async () => {
-      setIsLoadingBackends(true);
+    const loadAccelerations = async () => {
+      setIsLoadingAccelerations(true);
 
-      const backends =
-        await window.electronAPI.kobold.getAvailableBackends(true);
+      const [accelerations, platform] = await Promise.all([
+        window.electronAPI.kobold.getAvailableAccelerations(true),
+        window.electronAPI.kobold.getPlatform(),
+      ]);
 
-      setAvailableBackends(backends || []);
-      setIsLoadingBackends(false);
+      setAvailableAccelerations(accelerations || []);
+      setIsMac(platform === 'darwin');
+      setIsLoadingAccelerations(false);
       hasInitialized.current = true;
     };
 
     if (!hasInitialized.current) {
-      loadBackends();
+      loadAccelerations();
     }
 
     const cleanup = window.electronAPI.kobold.onVersionsUpdated(() => {
       hasInitialized.current = false;
-      loadBackends();
+      loadAccelerations();
     });
 
     return cleanup;
   }, []);
 
   useEffect(() => {
-    if (availableBackends.length > 0 && backend) {
-      const isBackendAvailable = availableBackends.some(
-        (b) => b.value === backend && !b.disabled
+    if (availableAccelerations.length > 0 && backend) {
+      const isAccelerationAvailable = availableAccelerations.some(
+        (a) => a.value === backend && !a.disabled
       );
 
-      if (!isBackendAvailable) {
-        const fallbackBackend = availableBackends.find((b) => !b.disabled);
-        if (fallbackBackend) {
-          handleBackendChange(fallbackBackend.value);
+      if (!isAccelerationAvailable) {
+        const fallbackAcceleration = availableAccelerations.find(
+          (a) => !a.disabled
+        );
+        if (fallbackAcceleration) {
+          handleBackendChange(fallbackAcceleration.value);
         }
       }
     }
-  }, [availableBackends, backend, handleBackendChange]);
+  }, [availableAccelerations, backend, handleBackendChange]);
 
   useEffect(() => {
     const calculateLayers = async () => {
+      const isCpuOnly = backend === 'cpu' && !isMac;
       if (
         !autoGpuLayers ||
         !model ||
         !contextSize ||
-        backend === 'cpu' ||
-        isLoadingBackends
+        isCpuOnly ||
+        isLoadingAccelerations
       ) {
         return;
       }
@@ -133,7 +140,8 @@ export const BackendSelector = () => {
     backend,
     gpuDeviceSelection,
     flashattention,
-    isLoadingBackends,
+    isLoadingAccelerations,
+    isMac,
     handleGpuLayersChange,
   ]);
 
@@ -143,16 +151,20 @@ export const BackendSelector = () => {
         <div style={{ flex: 1, marginRight: '1rem' }}>
           <Group gap="xs" align="center" mb="xs">
             <Text size="sm" fw={500}>
-              Backend
+              Acceleration
             </Text>
-            <InfoTooltip label="Select a backend to use to run LLMs. CUDA runs on NVIDIA GPUs and is much faster. ROCm is the AMD equivalent. Vulkan and CLBlast work on all GPUs." />
+            <InfoTooltip label="Select an acceleration mode to run LLMs. CUDA runs on NVIDIA GPUs and is much faster. ROCm is the AMD equivalent. Vulkan and CLBlast work on all GPUs." />
           </Group>
           <Select
             placeholder={
-              isLoadingBackends ? 'Loading backends...' : 'Select backend'
+              isLoadingAccelerations
+                ? 'Loading accelerations...'
+                : 'Select acceleration'
             }
             value={
-              availableBackends.some((b) => b.value === backend && !b.disabled)
+              availableAccelerations.some(
+                (a) => a.value === backend && !a.disabled
+              )
                 ? backend
                 : null
             }
@@ -161,22 +173,24 @@ export const BackendSelector = () => {
                 handleBackendChange(value);
               }
             }}
-            data={availableBackends.map((b) => ({
-              value: b.value,
-              label: b.label,
-              disabled: b.disabled,
+            data={availableAccelerations.map((a) => ({
+              value: a.value,
+              label: a.label,
+              disabled: a.disabled,
             }))}
-            disabled={isLoadingBackends || availableBackends.length === 0}
+            disabled={
+              isLoadingAccelerations || availableAccelerations.length === 0
+            }
             renderOption={({ option }) => {
-              const backendData = availableBackends.find(
-                (b) => b.value === option.value
+              const accelerationData = availableAccelerations.find(
+                (a) => a.value === option.value
               );
 
               return (
-                <BackendSelectItem
-                  label={backendData?.label || option.label.split(' (')[0]}
-                  devices={backendData?.devices}
-                  disabled={backendData?.disabled}
+                <AccelerationSelectItem
+                  label={accelerationData?.label || option.label.split(' (')[0]}
+                  devices={accelerationData?.devices}
+                  disabled={accelerationData?.disabled}
                 />
               );
             }}
@@ -209,7 +223,7 @@ export const BackendSelector = () => {
               step={1}
               size="sm"
               w={80}
-              disabled={autoGpuLayers || backend === 'cpu'}
+              disabled={autoGpuLayers || (backend === 'cpu' && !isMac)}
             />
             <Group gap="xs" align="center">
               <Checkbox
@@ -219,7 +233,7 @@ export const BackendSelector = () => {
                   handleAutoGpuLayersChange(event.currentTarget.checked)
                 }
                 size="sm"
-                disabled={backend === 'cpu'}
+                disabled={backend === 'cpu' && !isMac}
               />
               <InfoTooltip label="Automatically calculate optimal GPU layers based on available VRAM. The calculation accounts for model size, context size and flash attention." />
             </Group>
@@ -227,7 +241,7 @@ export const BackendSelector = () => {
         </div>
       </Group>
 
-      <GpuDeviceSelector availableBackends={availableBackends} />
+      <GpuDeviceSelector availableAccelerations={availableAccelerations} />
     </div>
   );
 };
diff --git a/src/components/screens/Launch/GeneralTab/GpuDeviceSelector.tsx b/src/components/screens/Launch/GeneralTab/GpuDeviceSelector.tsx
index 0212cfa..aab096b 100644
--- a/src/components/screens/Launch/GeneralTab/GpuDeviceSelector.tsx
+++ b/src/components/screens/Launch/GeneralTab/GpuDeviceSelector.tsx
@@ -2,14 +2,14 @@ import { Text, Group, TextInput } from '@mantine/core';
 import { InfoTooltip } from '@/components/InfoTooltip';
 import { useLaunchConfig } from '@/hooks/useLaunchConfig';
 import { Select } from '@/components/Select';
-import type { BackendOption } from '@/types';
+import type { AccelerationOption } from '@/types';
 
 interface GpuDeviceSelectorProps {
-  availableBackends: BackendOption[];
+  availableAccelerations: AccelerationOption[];
 }
 
 export const GpuDeviceSelector = ({
-  availableBackends,
+  availableAccelerations,
 }: GpuDeviceSelectorProps) => {
   const {
     backend,
@@ -19,21 +19,23 @@ export const GpuDeviceSelector = ({
     handleTensorSplitChange,
   } = useLaunchConfig();
 
-  const selectedBackend = availableBackends.find((b) => b.value === backend);
-  const isGpuBackend =
+  const selectedAcceleration = availableAccelerations.find(
+    (a) => a.value === backend
+  );
+  const isGpuAcceleration =
     backend === 'cuda' ||
     backend === 'rocm' ||
     backend === 'vulkan' ||
     backend === 'clblast';
 
   const getDiscreteDeviceCount = () => {
-    if (!selectedBackend?.devices) return 0;
+    if (!selectedAcceleration?.devices) return 0;
     if (backend === 'clblast' || backend === 'vulkan' || backend === 'rocm') {
-      return selectedBackend.devices.filter(
+      return selectedAcceleration.devices.filter(
         (device) => typeof device === 'string' || !device.isIntegrated
       ).length;
     }
-    return selectedBackend.devices.length;
+    return selectedAcceleration.devices.length;
   };
 
   const hasMultipleDevices = getDiscreteDeviceCount() > 1;
@@ -42,15 +44,15 @@ export const GpuDeviceSelector = ({
     hasMultipleDevices &&
     gpuDeviceSelection === 'all';
 
-  if (!isGpuBackend || !hasMultipleDevices) {
+  if (!isGpuAcceleration || !hasMultipleDevices) {
     return null;
   }
 
   const deviceOptions = (() => {
-    if (!selectedBackend?.devices) return [];
+    if (!selectedAcceleration?.devices) return [];
 
     if (backend === 'clblast') {
-      return selectedBackend.devices
+      return selectedAcceleration.devices
         .map((device, index) => {
           if (typeof device === 'object' && device.isIntegrated) {
             return null;
@@ -67,7 +69,7 @@ export const GpuDeviceSelector = ({
     }
 
     if (backend === 'vulkan' || backend === 'rocm') {
-      const discreteDeviceOptions = selectedBackend.devices
+      const discreteDeviceOptions = selectedAcceleration.devices
         .map((device, index) => {
           if (typeof device === 'object' && device.isIntegrated) {
             return null;
@@ -87,7 +89,7 @@ export const GpuDeviceSelector = ({
 
     return [
       { value: 'all', label: 'All GPUs' },
-      ...selectedBackend.devices.map((device, index) => {
+      ...selectedAcceleration.devices.map((device, index) => {
         const deviceName =
           typeof device === 'string'
             ? device
diff --git a/src/components/screens/Launch/GeneralTab/index.tsx b/src/components/screens/Launch/GeneralTab/index.tsx
index e10df56..c6a2b6a 100644
--- a/src/components/screens/Launch/GeneralTab/index.tsx
+++ b/src/components/screens/Launch/GeneralTab/index.tsx
@@ -7,7 +7,7 @@ import {
   Transition,
 } from '@mantine/core';
 import { InfoTooltip } from '@/components/InfoTooltip';
-import { BackendSelector } from '@/components/screens/Launch/GeneralTab/BackendSelector';
+import { AccelerationSelector } from '@/components/screens/Launch/GeneralTab/AccelerationSelector';
 import { ModelFileField } from '@/components/screens/Launch/ModelFileField';
 import { useLaunchConfig } from '@/hooks/useLaunchConfig';
 
@@ -33,7 +33,7 @@ export const GeneralTab = ({ configLoaded = true }: GeneralTabProps) => {
     >
       {(styles) => (
         <Stack gap="md" style={styles}>
-          <BackendSelector />
+          <AccelerationSelector />
 
           <ModelFileField
             label="Text Model File"
diff --git a/src/components/screens/Launch/index.tsx b/src/components/screens/Launch/index.tsx
index 1b95184..2f67271 100644
--- a/src/components/screens/Launch/index.tsx
+++ b/src/components/screens/Launch/index.tsx
@@ -83,10 +83,11 @@ export const LaunchScreen = ({ onLaunch }: LaunchScreenProps) => {
   });
 
   const setHappyDefaults = useCallback(async () => {
-    const backends = await window.electronAPI.kobold.getAvailableBackends();
+    const accelerations =
+      await window.electronAPI.kobold.getAvailableAccelerations();
 
-    if (!backend && backends && backends.length > 0) {
-      handleBackendChange(backends[0].value);
+    if (!backend && accelerations && accelerations.length > 0) {
+      handleBackendChange(accelerations[0].value);
     }
   }, [backend, handleBackendChange]);
 
diff --git a/src/components/settings/VersionsTab.tsx b/src/components/settings/BackendsTab.tsx
similarity index 63%
rename from src/components/settings/VersionsTab.tsx
rename to src/components/settings/BackendsTab.tsx
index 0b393c3..9f08b78 100644
--- a/src/components/settings/VersionsTab.tsx
+++ b/src/components/settings/BackendsTab.tsx
@@ -19,10 +19,10 @@ import {
 import { formatDownloadSize } from '@/utils/format';
 
 import { useKoboldVersionsStore } from '@/stores/koboldVersions';
-import type { InstalledVersion, ReleaseWithStatus } from '@/types/electron';
+import type { InstalledBackend, ReleaseWithStatus } from '@/types/electron';
 import type { VersionInfo } from '@/types';
 
-export const VersionsTab = () => {
+export const BackendsTab = () => {
   const {
     availableDownloads,
     loadingPlatform,
@@ -33,10 +33,10 @@ export const VersionsTab = () => {
     initialize,
   } = useKoboldVersionsStore();
 
-  const [installedVersions, setInstalledVersions] = useState<
-    InstalledVersion[]
+  const [installedBackends, setInstalledBackends] = useState<
+    InstalledBackend[]
   >([]);
-  const [currentVersion, setCurrentVersion] = useState<InstalledVersion | null>(
+  const [currentBackend, setCurrentBackend] = useState<InstalledBackend | null>(
     null
   );
   const [loadingInstalled, setLoadingInstalled] = useState(true);
@@ -45,16 +45,16 @@ export const VersionsTab = () => {
   );
   const downloadingItemRef = useRef<HTMLDivElement>(null);
 
-  const loadInstalledVersions = useCallback(async () => {
+  const loadInstalledBackends = useCallback(async () => {
     setLoadingInstalled(true);
 
-    const [versions, currentVersion] = await Promise.all([
-      window.electronAPI.kobold.getInstalledVersions(),
-      window.electronAPI.kobold.getCurrentVersion(),
+    const [backends, current] = await Promise.all([
+      window.electronAPI.kobold.getInstalledBackends(),
+      window.electronAPI.kobold.getCurrentBackend(),
     ]);
 
-    setInstalledVersions(versions);
-    setCurrentVersion(currentVersion);
+    setInstalledBackends(backends);
+    setCurrentBackend(current);
 
     setLoadingInstalled(false);
   }, []);
@@ -72,10 +72,10 @@ export const VersionsTab = () => {
     }
 
     // eslint-disable-next-line react-hooks/set-state-in-effect
-    loadInstalledVersions();
+    loadInstalledBackends();
     loadLatestRelease();
   }, [
-    loadInstalledVersions,
+    loadInstalledBackends,
     loadLatestRelease,
     availableDownloads.length,
     loadingRemote,
@@ -83,47 +83,47 @@ export const VersionsTab = () => {
     initialize,
   ]);
 
-  const allVersions = useMemo((): VersionInfo[] => {
-    const versions: VersionInfo[] = [];
+  const allBackends = useMemo((): VersionInfo[] => {
+    const backends: VersionInfo[] = [];
     const processedInstalled = new Set<string>();
 
     availableDownloads.forEach((download) => {
       const downloadBaseName = stripAssetExtensions(download.name);
 
-      const installedVersion = installedVersions.find((v) => {
-        const displayName = getDisplayNameFromPath(v);
+      const installedBackend = installedBackends.find((b) => {
+        const displayName = getDisplayNameFromPath(b);
         return displayName === downloadBaseName;
       });
 
       const isCurrent = Boolean(
-        installedVersion &&
-        currentVersion &&
-        currentVersion.path === installedVersion.path
+        installedBackend &&
+        currentBackend &&
+        currentBackend.path === installedBackend.path
       );
 
-      if (installedVersion) {
-        processedInstalled.add(installedVersion.path);
+      if (installedBackend) {
+        processedInstalled.add(installedBackend.path);
 
         const hasUpdate =
           compareVersions(
             download.version || 'unknown',
-            installedVersion.version
+            installedBackend.version
           ) > 0;
 
-        versions.push({
+        backends.push({
           name: download.name,
-          version: installedVersion.version,
+          version: installedBackend.version,
           size: undefined,
           isInstalled: true,
           isCurrent,
           downloadUrl: download.url,
-          installedPath: installedVersion.path,
+          installedPath: installedBackend.path,
           hasUpdate,
           newerVersion: hasUpdate ? download.version : undefined,
-          actualVersion: installedVersion.actualVersion,
+          actualVersion: installedBackend.actualVersion,
         });
       } else {
-        versions.push({
+        backends.push({
           name: download.name,
           version: download.version || 'unknown',
           size: download.size,
@@ -134,14 +134,14 @@ export const VersionsTab = () => {
       }
     });
 
-    installedVersions.forEach((installed) => {
+    installedBackends.forEach((installed) => {
       if (!processedInstalled.has(installed.path)) {
         const displayName = getDisplayNameFromPath(installed);
         const isCurrent = Boolean(
-          currentVersion && currentVersion.path === installed.path
+          currentBackend && currentBackend.path === installed.path
         );
 
-        versions.push({
+        backends.push({
           name: displayName,
           version: installed.version,
           size: undefined,
@@ -153,13 +153,13 @@ export const VersionsTab = () => {
       }
     });
 
-    return versions.sort((a, b) => {
+    return backends.sort((a, b) => {
       if (a.isInstalled && !b.isInstalled) return -1;
       if (!a.isInstalled && b.isInstalled) return 1;
 
       return 0;
     });
-  }, [availableDownloads, installedVersions, currentVersion]);
+  }, [availableDownloads, installedBackends, currentBackend]);
 
   useEffect(() => {
     if (downloading && downloadingItemRef.current) {
@@ -170,8 +170,8 @@ export const VersionsTab = () => {
     }
   }, [downloading]);
 
-  const handleDownload = async (version: VersionInfo) => {
-    const download = availableDownloads.find((d) => d.name === version.name);
+  const handleDownload = async (backend: VersionInfo) => {
+    const download = availableDownloads.find((d) => d.name === backend.name);
     if (!download) return;
 
     await handleDownloadFromStore({
@@ -180,59 +180,59 @@ export const VersionsTab = () => {
       wasCurrentBinary: false,
     });
 
-    await loadInstalledVersions();
+    await loadInstalledBackends();
   };
 
-  const handleUpdate = async (version: VersionInfo) => {
-    const download = availableDownloads.find((d) => d.name === version.name);
+  const handleUpdate = async (backend: VersionInfo) => {
+    const download = availableDownloads.find((d) => d.name === backend.name);
     if (!download) return;
 
     await handleDownloadFromStore({
       item: download,
       isUpdate: true,
-      wasCurrentBinary: version.isCurrent,
-      oldVersionPath: version.installedPath,
+      wasCurrentBinary: backend.isCurrent,
+      oldVersionPath: backend.installedPath,
     });
 
-    await loadInstalledVersions();
+    await loadInstalledBackends();
   };
 
-  const handleRedownload = async (version: VersionInfo) => {
-    const download = availableDownloads.find((d) => d.name === version.name);
+  const handleRedownload = async (backend: VersionInfo) => {
+    const download = availableDownloads.find((d) => d.name === backend.name);
     if (!download) return;
 
     await handleDownloadFromStore({
       item: download,
       isUpdate: true,
-      wasCurrentBinary: version.isCurrent,
-      oldVersionPath: version.installedPath,
+      wasCurrentBinary: backend.isCurrent,
+      oldVersionPath: backend.installedPath,
     });
 
-    await loadInstalledVersions();
+    await loadInstalledBackends();
   };
 
-  const handleDelete = async (version: VersionInfo) => {
-    if (!version.installedPath || version.isCurrent) return;
+  const handleDelete = async (backend: VersionInfo) => {
+    if (!backend.installedPath || backend.isCurrent) return;
 
     const result = await window.electronAPI.kobold.deleteRelease(
-      version.installedPath
+      backend.installedPath
     );
     if (result.success) {
-      await loadInstalledVersions();
+      await loadInstalledBackends();
     }
   };
 
-  const makeCurrent = (version: VersionInfo) => {
-    if (!version.installedPath) return;
+  const makeCurrent = (backend: VersionInfo) => {
+    if (!backend.installedPath) return;
 
-    const targetInstalledVersion = installedVersions.find(
-      (v) => v.path === version.installedPath
+    const targetBackend = installedBackends.find(
+      (b) => b.path === backend.installedPath
     );
-    if (targetInstalledVersion) {
-      setCurrentVersion(targetInstalledVersion);
+    if (targetBackend) {
+      setCurrentBackend(targetBackend);
     }
 
-    window.electronAPI.kobold.setCurrentVersion(version.installedPath);
+    window.electronAPI.kobold.setCurrentBackend(backend.installedPath);
   };
 
   if (loadingInstalled || loadingPlatform || loadingRemote) {
@@ -242,9 +242,9 @@ export const VersionsTab = () => {
           <Loader size="lg" />
           <Text c="dimmed">
             {loadingInstalled && (loadingPlatform || loadingRemote)
-              ? 'Loading versions...'
+              ? 'Loading backends...'
               : loadingInstalled
-                ? 'Scanning installed versions...'
+                ? 'Scanning installed backends...'
                 : 'Checking for updates...'}
           </Text>
         </Stack>
@@ -276,50 +276,50 @@ export const VersionsTab = () => {
         )}
       </Group>
 
-      {allVersions.map((version, index) => {
-        const isDownloading = downloading === version.name;
+      {allBackends.map((backend, index) => {
+        const isDownloading = downloading === backend.name;
 
         return (
           <div
-            key={`${version.name}-${version.version}-${index}`}
+            key={`${backend.name}-${backend.version}-${index}`}
             style={{ paddingBottom: '0.5rem' }}
             ref={isDownloading ? downloadingItemRef : null}
           >
             <DownloadCard
-              version={version}
+              version={backend}
               size={
-                version.size
-                  ? formatDownloadSize(version.size, version.downloadUrl)
+                backend.size
+                  ? formatDownloadSize(backend.size, backend.downloadUrl)
                   : ''
               }
-              description={getAssetDescription(version.name)}
+              description={getAssetDescription(backend.name)}
               disabled={downloading !== null}
               onDownload={(e) => {
                 e.stopPropagation();
-                handleDownload(version);
+                handleDownload(backend);
               }}
               onUpdate={(e) => {
                 e.stopPropagation();
-                handleUpdate(version);
+                handleUpdate(backend);
               }}
               onRedownload={(e) => {
                 e.stopPropagation();
-                handleRedownload(version);
+                handleRedownload(backend);
               }}
               onDelete={(e) => {
                 e.stopPropagation();
-                handleDelete(version);
+                handleDelete(backend);
               }}
-              onMakeCurrent={() => makeCurrent(version)}
+              onMakeCurrent={() => makeCurrent(backend)}
             />
           </div>
         );
       })}
 
-      {allVersions.length === 0 && (
+      {allBackends.length === 0 && (
         <Card withBorder radius="md" padding="md">
           <Text size="sm" c="dimmed" ta="center">
-            No versions found
+            No backends found
           </Text>
         </Card>
       )}
diff --git a/src/components/settings/SettingsModal.tsx b/src/components/settings/SettingsModal.tsx
index 8e48afc..234a9d4 100644
--- a/src/components/settings/SettingsModal.tsx
+++ b/src/components/settings/SettingsModal.tsx
@@ -10,7 +10,7 @@ import {
   Wrench,
 } from 'lucide-react';
 import { GeneralTab } from '@/components/settings/GeneralTab';
-import { VersionsTab } from '@/components/settings/VersionsTab';
+import { BackendsTab } from '@/components/settings/BackendsTab';
 import { AppearanceTab } from '@/components/settings/AppearanceTab';
 import { SystemTab } from '@/components/settings/SystemTab';
 import { TroubleshootingTab } from '@/components/settings/TroubleshootingTab';
@@ -33,11 +33,11 @@ export const SettingsModal = ({
 }: SettingsModalProps) => {
   const [activeTab, setActiveTab] = useState('general');
 
-  const showVersionsTab =
+  const showBackendsTab =
     currentScreen !== 'download' && currentScreen !== 'welcome';
 
   const effectiveActiveTab =
-    !showVersionsTab && activeTab === 'versions' ? 'general' : activeTab;
+    !showBackendsTab && activeTab === 'backends' ? 'general' : activeTab;
 
   useEffect(() => {
     if (opened) {
@@ -110,14 +110,14 @@ export const SettingsModal = ({
             >
               General
             </Tabs.Tab>
-            {showVersionsTab && (
+            {showBackendsTab && (
               <Tabs.Tab
-                value="versions"
+                value="backends"
                 leftSection={
                   <GitBranch style={{ width: rem(16), height: rem(16) }} />
                 }
               >
-                Versions
+                Backends
               </Tabs.Tab>
             )}
             <Tabs.Tab
@@ -156,9 +156,9 @@ export const SettingsModal = ({
             <GeneralTab />
           </Tabs.Panel>
 
-          {showVersionsTab && (
-            <Tabs.Panel value="versions">
-              <VersionsTab />
+          {showBackendsTab && (
+            <Tabs.Panel value="backends">
+              <BackendsTab />
             </Tabs.Panel>
           )}
 
diff --git a/src/components/settings/SystemTab.tsx b/src/components/settings/SystemTab.tsx
index c5356a1..4aed50b 100644
--- a/src/components/settings/SystemTab.tsx
+++ b/src/components/settings/SystemTab.tsx
@@ -26,7 +26,7 @@ export const SystemTab = () => {
 
     const loadKoboldVersion = async () => {
       const currentVersion =
-        await window.electronAPI.kobold.getCurrentVersion();
+        await window.electronAPI.kobold.getCurrentBackend();
       if (currentVersion) {
         setKoboldVersion(currentVersion.version);
       }
diff --git a/src/hooks/useLaunchLogic.ts b/src/hooks/useLaunchLogic.ts
index bafe504..2b67718 100644
--- a/src/hooks/useLaunchLogic.ts
+++ b/src/hooks/useLaunchLogic.ts
@@ -206,11 +206,11 @@ const addTensorSplitArgs = (args: string[], launchArgs: LaunchArgs) => {
   }
 };
 
-const buildBackendArgs = (launchArgs: LaunchArgs) => {
+const buildBackendArgs = (launchArgs: LaunchArgs, platform: string) => {
   const args: string[] = [];
 
   if (!launchArgs.backend || launchArgs.backend === 'cpu') {
-    if (launchArgs.backend === 'cpu') {
+    if (launchArgs.backend === 'cpu' && platform !== 'darwin') {
       args.push('--usecpu');
     }
     return args;
@@ -271,10 +271,12 @@ export const useLaunchLogic = ({
 
       onLaunch();
 
+      const platform = await window.electronAPI.kobold.getPlatform();
+
       const args: string[] = [
         ...buildModelArgs(model, sdmodel, launchArgs),
         ...buildConfigArgs(hasImageModel, launchArgs),
-        ...buildBackendArgs(launchArgs),
+        ...buildBackendArgs(launchArgs, platform),
       ];
 
       if (launchArgs.additionalArguments.trim()) {
diff --git a/src/hooks/useUpdateChecker.ts b/src/hooks/useUpdateChecker.ts
index 5d1cd31..1f6d156 100644
--- a/src/hooks/useUpdateChecker.ts
+++ b/src/hooks/useUpdateChecker.ts
@@ -6,11 +6,11 @@ import {
 } from '@/utils/version';
 import { useKoboldVersionsStore } from '@/stores/koboldVersions';
 import { getROCmDownload } from '@/utils/rocm';
-import type { InstalledVersion, DownloadItem } from '@/types/electron';
+import type { InstalledBackend, DownloadItem } from '@/types/electron';
 import type { DismissedUpdate } from '@/types';
 
 export interface BinaryUpdateInfo {
-  currentVersion: InstalledVersion;
+  currentBackend: InstalledBackend;
   availableUpdate: DownloadItem;
 }
 
@@ -44,12 +44,12 @@ export const useUpdateChecker = () => {
     }
 
     setIsChecking(true);
-    const [currentVersion, rocmDownload] = await Promise.all([
-      window.electronAPI.kobold.getCurrentVersion(),
+    const [currentBackend, rocmDownload] = await Promise.all([
+      window.electronAPI.kobold.getCurrentBackend(),
       getROCmDownload(),
     ]);
 
-    if (!currentVersion) {
+    if (!currentBackend) {
       setIsChecking(false);
       return;
     }
@@ -59,7 +59,7 @@ export const useUpdateChecker = () => {
       availableDownloads.push(rocmDownload);
     }
 
-    const currentDisplayName = getDisplayNameFromPath(currentVersion);
+    const currentDisplayName = getDisplayNameFromPath(currentBackend);
 
     const matchingDownload = availableDownloads.find(
       (download: DownloadItem) => {
@@ -70,18 +70,18 @@ export const useUpdateChecker = () => {
 
     if (matchingDownload && matchingDownload.version) {
       const hasUpdate =
-        compareVersions(matchingDownload.version, currentVersion.version) > 0;
+        compareVersions(matchingDownload.version, currentBackend.version) > 0;
 
       if (hasUpdate) {
         const isUpdateDismissed = dismissedUpdates.some(
           (dismissedUpdate) =>
-            dismissedUpdate.currentVersionPath === currentVersion.path &&
+            dismissedUpdate.currentVersionPath === currentBackend.path &&
             dismissedUpdate.targetVersion === matchingDownload.version
         );
 
         if (!isUpdateDismissed) {
           setUpdateInfo({
-            currentVersion,
+            currentBackend,
             availableUpdate: matchingDownload,
           });
           setShowUpdateModal(true);
@@ -95,7 +95,7 @@ export const useUpdateChecker = () => {
   const skipUpdate = useCallback(() => {
     if (updateInfo && updateInfo.availableUpdate.version) {
       const newDismissedUpdate: DismissedUpdate = {
-        currentVersionPath: updateInfo.currentVersion.path,
+        currentVersionPath: updateInfo.currentBackend.path,
         targetVersion: updateInfo.availableUpdate.version,
       };
 
diff --git a/src/hooks/useWarnings.ts b/src/hooks/useWarnings.ts
index 54acd74..0127e6a 100644
--- a/src/hooks/useWarnings.ts
+++ b/src/hooks/useWarnings.ts
@@ -1,6 +1,6 @@
 import { useEffect, useState, useCallback, useMemo } from 'react';
 import { CPUCapabilities, GPUDevice } from '@/types/hardware';
-import type { BackendOption, BackendSupport } from '@/types';
+import type { AccelerationOption, AccelerationSupport } from '@/types';
 
 export interface Warning {
   type: 'warning' | 'info';
@@ -58,14 +58,14 @@ interface GpuInfo {
 }
 
 const checkGpuWarnings = async (
-  backendSupport: BackendSupport,
+  accelerationSupport: AccelerationSupport,
   gpuCapabilities: GpuCapabilities,
   gpuInfo: GpuInfo
 ) => {
   const warnings: Warning[] = [];
 
   if (
-    backendSupport.cuda &&
+    accelerationSupport.cuda &&
     gpuCapabilities.cuda.devices.length === 0 &&
     gpuInfo.hasNVIDIA
   ) {
@@ -77,7 +77,7 @@ const checkGpuWarnings = async (
   }
 
   if (
-    backendSupport.rocm &&
+    accelerationSupport.rocm &&
     gpuCapabilities.rocm.devices.length === 0 &&
     gpuInfo.hasAMD
   ) {
@@ -134,7 +134,7 @@ const checkVramWarnings = async (backend: string): Promise<Warning[]> => {
 
 const checkCpuWarnings = (
   backend: string,
-  availableBackends: BackendOption[]
+  availableAccelerations: AccelerationOption[]
 ) => {
   const warnings: Warning[] = [];
 
@@ -143,8 +143,8 @@ const checkCpuWarnings = (
   }
 
   if (
-    availableBackends.length > 0 &&
-    availableBackends.some((b) => b.value === 'cpu')
+    availableAccelerations.length > 0 &&
+    availableAccelerations.some((a) => a.value === 'cpu')
   ) {
     warnings.push({
       type: 'info',
@@ -159,35 +159,35 @@ const checkCpuWarnings = (
 const checkBackendWarnings = async (params?: {
   backend: string;
   cpuCapabilities: CPUCapabilities | null;
-  availableBackends: BackendOption[];
+  availableAccelerations: AccelerationOption[];
 }) => {
   const warnings: Warning[] = [];
 
-  const [backendSupport, gpuCapabilities, gpuInfo] = await Promise.all([
-    window.electronAPI.kobold.detectBackendSupport(),
+  const [accelerationSupport, gpuCapabilities, gpuInfo] = await Promise.all([
+    window.electronAPI.kobold.detectAccelerationSupport(),
     window.electronAPI.kobold.detectGPUCapabilities(),
     window.electronAPI.kobold.detectGPU(),
   ]);
 
-  if (!backendSupport) {
+  if (!accelerationSupport) {
     return warnings;
   }
 
   const gpuWarnings = await checkGpuWarnings(
-    backendSupport,
+    accelerationSupport,
     gpuCapabilities,
     gpuInfo
   );
   warnings.push(...gpuWarnings);
 
   if (params) {
-    const { backend, cpuCapabilities, availableBackends } = params;
+    const { backend, cpuCapabilities, availableAccelerations } = params;
 
     const vramWarnings = await checkVramWarnings(backend);
     warnings.push(...vramWarnings);
 
     if (cpuCapabilities) {
-      const cpuWarnings = checkCpuWarnings(backend, availableBackends);
+      const cpuWarnings = checkCpuWarnings(backend, availableAccelerations);
       warnings.push(...cpuWarnings);
     }
   }
@@ -214,15 +214,15 @@ export const useWarnings = ({
       return;
     }
 
-    const [cpuCapabilitiesResult, availableBackends] = await Promise.all([
+    const [cpuCapabilitiesResult, availableAccelerations] = await Promise.all([
       window.electronAPI.kobold.detectCPU(),
-      window.electronAPI.kobold.getAvailableBackends(),
+      window.electronAPI.kobold.getAvailableAccelerations(),
     ]);
 
     const result = await checkBackendWarnings({
       backend,
       cpuCapabilities: cpuCapabilitiesResult,
-      availableBackends,
+      availableAccelerations,
     });
 
     setBackendWarnings(result);
diff --git a/src/main/ipc.ts b/src/main/ipc.ts
index 109a1a6..a2c08fb 100644
--- a/src/main/ipc.ts
+++ b/src/main/ipc.ts
@@ -8,11 +8,11 @@ import {
 } from '@/main/modules/koboldcpp/launcher';
 import { downloadRelease } from '@/main/modules/koboldcpp/download';
 import {
-  getInstalledVersions,
-  getCurrentVersion,
-  setCurrentVersion,
+  getInstalledBackends,
+  getCurrentBackend,
+  setCurrentBackend,
   deleteRelease,
-} from '@/main/modules/koboldcpp/version';
+} from '@/main/modules/koboldcpp/backend';
 import {
   getConfigFiles,
   saveConfigFile,
@@ -61,9 +61,9 @@ import {
   detectSystemMemory,
 } from '@/main/modules/hardware';
 import {
-  detectBackendSupport,
-  getAvailableBackends,
-} from '@/main/modules/koboldcpp/backend';
+  detectAccelerationSupport,
+  getAvailableAccelerations,
+} from '@/main/modules/koboldcpp/acceleration';
 import {
   openPerformanceManager,
   startMonitoring,
@@ -85,9 +85,9 @@ export function setupIPCHandlers() {
     downloadRelease(asset, options)
   );
 
-  ipcMain.handle('kobold:getInstalledVersions', () => getInstalledVersions());
+  ipcMain.handle('kobold:getInstalledBackends', () => getInstalledBackends());
 
-  ipcMain.handle('kobold:getCurrentVersion', () => getCurrentVersion());
+  ipcMain.handle('kobold:getCurrentBackend', () => getCurrentBackend());
 
   ipcMain.handle('kobold:getConfigFiles', () => getConfigFiles());
 
@@ -105,8 +105,8 @@ export function setupIPCHandlers() {
     setConfig('selectedConfig', configName)
   );
 
-  ipcMain.handle('kobold:setCurrentVersion', (_, version) =>
-    setCurrentVersion(version)
+  ipcMain.handle('kobold:setCurrentBackend', (_, version) =>
+    setCurrentBackend(version)
   );
 
   ipcMain.handle('kobold:getCurrentInstallDir', () => getInstallDir());
@@ -127,10 +127,13 @@ export function setupIPCHandlers() {
 
   ipcMain.handle('kobold:detectROCm', () => detectROCm());
 
-  ipcMain.handle('kobold:detectBackendSupport', () => detectBackendSupport());
+  ipcMain.handle('kobold:detectAccelerationSupport', () =>
+    detectAccelerationSupport()
+  );
 
-  ipcMain.handle('kobold:getAvailableBackends', (_, includeDisabled = false) =>
-    getAvailableBackends(includeDisabled)
+  ipcMain.handle(
+    'kobold:getAvailableAccelerations',
+    (_, includeDisabled = false) => getAvailableAccelerations(includeDisabled)
   );
 
   ipcMain.handle('kobold:getPlatform', () => platform);
diff --git a/src/main/modules/koboldcpp/acceleration.ts b/src/main/modules/koboldcpp/acceleration.ts
new file mode 100644
index 0000000..3752032
--- /dev/null
+++ b/src/main/modules/koboldcpp/acceleration.ts
@@ -0,0 +1,184 @@
+import { join, dirname } from 'path';
+import { platform } from 'process';
+import { pathExists } from '@/utils/node/fs';
+import { getCurrentBinaryInfo } from './backend';
+import { detectGPUCapabilities, detectCPU } from '../hardware';
+import { tryExecute, safeExecute } from '@/utils/node/logging';
+import type { AccelerationOption, AccelerationSupport } from '@/types';
+
+const accelerationSupportCache = new Map<string, AccelerationSupport>();
+const availableAccelerationsCache = new Map<string, AccelerationOption[]>();
+
+const CPU_LABEL = platform === 'darwin' ? 'Metal' : 'CPU';
+
+async function detectAccelerationSupportFromPath(koboldBinaryPath: string) {
+  if (accelerationSupportCache.has(koboldBinaryPath)) {
+    return accelerationSupportCache.get(koboldBinaryPath)!;
+  }
+
+  const support: AccelerationSupport = {
+    rocm: false,
+    vulkan: false,
+    clblast: false,
+    noavx2: false,
+    failsafe: false,
+    cuda: false,
+  };
+
+  await tryExecute(async () => {
+    const binaryDir = dirname(koboldBinaryPath);
+    const internalDir = join(binaryDir, '_internal');
+
+    const libExtension = platform === 'win32' ? '.dll' : '.so';
+
+    const hasKoboldCppLib = async (name: string): Promise<boolean> => {
+      const filename = `${name}${libExtension}`;
+
+      if (platform === 'win32') {
+        return (
+          (await pathExists(join(binaryDir, filename))) ||
+          (await pathExists(join(internalDir, filename)))
+        );
+      } else {
+        return (
+          (await pathExists(join(internalDir, filename))) ||
+          (await pathExists(join(binaryDir, filename)))
+        );
+      }
+    };
+
+    const [rocm, vulkan, clblast, noavx2, failsafe, cuda] = await Promise.all([
+      hasKoboldCppLib('koboldcpp_hipblas'),
+      hasKoboldCppLib('koboldcpp_vulkan'),
+      hasKoboldCppLib('koboldcpp_clblast'),
+      hasKoboldCppLib('koboldcpp_noavx2'),
+      hasKoboldCppLib('koboldcpp_failsafe'),
+      hasKoboldCppLib('koboldcpp_cublas'),
+    ]);
+
+    support.rocm = rocm;
+    support.vulkan = vulkan;
+    support.clblast = clblast;
+    support.noavx2 = noavx2;
+    support.failsafe = failsafe;
+    support.cuda = cuda;
+  }, 'Error detecting acceleration support');
+
+  accelerationSupportCache.set(koboldBinaryPath, support);
+  return support;
+}
+
+export const detectAccelerationSupport = async () =>
+  (await safeExecute(async () => {
+    const currentBinaryInfo = await getCurrentBinaryInfo();
+
+    if (!currentBinaryInfo?.path) {
+      return null;
+    }
+
+    return detectAccelerationSupportFromPath(currentBinaryInfo.path);
+  }, 'Error detecting current binary acceleration support')) || null;
+
+export async function getAvailableAccelerations(includeDisabled = false) {
+  if (platform === 'darwin') {
+    return [{ value: 'cpu', label: CPU_LABEL }];
+  }
+
+  // eslint-disable-next-line sonarjs/cognitive-complexity
+  const result = await safeExecute(async () => {
+    const [currentBinaryInfo, hardwareCapabilities, cpuCapabilities] =
+      await Promise.all([
+        getCurrentBinaryInfo(),
+        detectGPUCapabilities(),
+        includeDisabled ? detectCPU() : Promise.resolve(null),
+      ]);
+
+    if (!currentBinaryInfo?.path) {
+      return [{ value: 'cpu', label: CPU_LABEL }];
+    }
+
+    const cacheKey = `${currentBinaryInfo.path}:${includeDisabled}`;
+
+    if (availableAccelerationsCache.has(cacheKey)) {
+      return availableAccelerationsCache.get(cacheKey)!;
+    }
+
+    const accelerationSupport = await detectAccelerationSupport();
+
+    if (!accelerationSupport) {
+      return [];
+    }
+
+    const accelerations: AccelerationOption[] = [];
+
+    if (accelerationSupport.cuda) {
+      const isSupported = hardwareCapabilities.cuda.devices.length > 0;
+      if (isSupported || includeDisabled) {
+        accelerations.push({
+          value: 'cuda',
+          label: 'CUDA',
+          devices: hardwareCapabilities.cuda.devices,
+          disabled: includeDisabled ? !isSupported : undefined,
+        });
+      }
+    }
+
+    if (accelerationSupport.rocm) {
+      const isSupported = hardwareCapabilities.rocm.devices.length > 0;
+      if (isSupported || includeDisabled) {
+        accelerations.push({
+          value: 'rocm',
+          label: 'ROCm',
+          devices: hardwareCapabilities.rocm.devices,
+          disabled: includeDisabled ? !isSupported : undefined,
+        });
+      }
+    }
+
+    if (accelerationSupport.vulkan) {
+      const isSupported = hardwareCapabilities.vulkan.devices.length > 0;
+      if (isSupported || includeDisabled) {
+        accelerations.push({
+          value: 'vulkan',
+          label: 'Vulkan',
+          devices: hardwareCapabilities.vulkan.devices,
+          disabled: includeDisabled ? !isSupported : undefined,
+        });
+      }
+    }
+
+    if (accelerationSupport.clblast) {
+      const discreteDevices = hardwareCapabilities.clblast.devices.filter(
+        (device) => typeof device === 'string' || !device.isIntegrated
+      );
+      const isSupported = discreteDevices.length > 0;
+      if (isSupported || includeDisabled) {
+        accelerations.push({
+          value: 'clblast',
+          label: 'CLBlast',
+          devices: hardwareCapabilities.clblast.devices,
+          disabled: includeDisabled ? !isSupported : undefined,
+        });
+      }
+    }
+
+    accelerations.push({
+      value: 'cpu',
+      label: CPU_LABEL,
+      devices: cpuCapabilities?.devices.map((device) => device.name) || [],
+      disabled: false,
+    });
+
+    if (includeDisabled) {
+      accelerations.sort((a, b) => {
+        if (a.disabled === b.disabled) return 0;
+        return a.disabled ? 1 : -1;
+      });
+    }
+
+    availableAccelerationsCache.set(cacheKey, accelerations);
+    return accelerations;
+  }, 'Failed to get available accelerations');
+
+  return result || [{ value: 'cpu', label: CPU_LABEL }];
+}
diff --git a/src/main/modules/koboldcpp/backend.ts b/src/main/modules/koboldcpp/backend.ts
index b7cb8df..aef5ec8 100644
--- a/src/main/modules/koboldcpp/backend.ts
+++ b/src/main/modules/koboldcpp/backend.ts
@@ -1,178 +1,233 @@
-import { join, dirname } from 'path';
-import { platform } from 'process';
+import { readdir, stat, rm } from 'fs/promises';
+import { join } from 'path';
+import { execa } from 'execa';
+
+import {
+  getCurrentKoboldBinary,
+  setCurrentKoboldBinary,
+  getInstallDir,
+} from '../config';
+import { sendToRenderer } from '../window';
 import { pathExists } from '@/utils/node/fs';
-import { getCurrentBinaryInfo } from './version';
-import { detectGPUCapabilities, detectCPU } from '../hardware';
-import { tryExecute, safeExecute } from '@/utils/node/logging';
-import type { BackendOption, BackendSupport } from '@/types';
+import { logError } from '@/utils/node/logging';
+import { getLauncherPath } from '@/utils/node/path';
+import type { InstalledBackend } from '@/types/electron';
 
-const backendSupportCache = new Map<string, BackendSupport>();
-const availableBackendsCache = new Map<string, BackendOption[]>();
+const versionCache = new Map<
+  string,
+  { version: string; actualVersion?: string } | null
+>();
 
-async function detectBackendSupportFromPath(koboldBinaryPath: string) {
-  if (backendSupportCache.has(koboldBinaryPath)) {
-    return backendSupportCache.get(koboldBinaryPath)!;
+export function clearVersionCache(path?: string) {
+  if (path) {
+    versionCache.delete(path);
+  } else {
+    versionCache.clear();
   }
-
-  const support: BackendSupport = {
-    rocm: false,
-    vulkan: false,
-    clblast: false,
-    noavx2: false,
-    failsafe: false,
-    cuda: false,
-  };
-
-  await tryExecute(async () => {
-    const binaryDir = dirname(koboldBinaryPath);
-    const internalDir = join(binaryDir, '_internal');
-
-    const libExtension = platform === 'win32' ? '.dll' : '.so';
-
-    const hasKoboldCppLib = async (name: string): Promise<boolean> => {
-      const filename = `${name}${libExtension}`;
-
-      if (platform === 'win32') {
-        return (
-          (await pathExists(join(binaryDir, filename))) ||
-          (await pathExists(join(internalDir, filename)))
-        );
-      } else {
-        return (
-          (await pathExists(join(internalDir, filename))) ||
-          (await pathExists(join(binaryDir, filename)))
-        );
-      }
-    };
-
-    const [rocm, vulkan, clblast, noavx2, failsafe, cuda] = await Promise.all([
-      hasKoboldCppLib('koboldcpp_hipblas'),
-      hasKoboldCppLib('koboldcpp_vulkan'),
-      hasKoboldCppLib('koboldcpp_clblast'),
-      hasKoboldCppLib('koboldcpp_noavx2'),
-      hasKoboldCppLib('koboldcpp_failsafe'),
-      hasKoboldCppLib('koboldcpp_cublas'),
-    ]);
-
-    support.rocm = rocm;
-    support.vulkan = vulkan;
-    support.clblast = clblast;
-    support.noavx2 = noavx2;
-    support.failsafe = failsafe;
-    support.cuda = cuda;
-  }, 'Error detecting backend support');
-
-  backendSupportCache.set(koboldBinaryPath, support);
-  return support;
 }
 
-export const detectBackendSupport = async () =>
-  (await safeExecute(async () => {
-    const currentBinaryInfo = await getCurrentBinaryInfo();
-
-    if (!currentBinaryInfo?.path) {
-      return null;
-    }
-
-    return detectBackendSupportFromPath(currentBinaryInfo.path);
-  }, 'Error detecting current binary backend support')) || null;
-
-export async function getAvailableBackends(includeDisabled = false) {
-  // eslint-disable-next-line sonarjs/cognitive-complexity
-  const result = await safeExecute(async () => {
-    const [currentBinaryInfo, hardwareCapabilities, cpuCapabilities] =
-      await Promise.all([
-        getCurrentBinaryInfo(),
-        detectGPUCapabilities(),
-        includeDisabled ? detectCPU() : Promise.resolve(null),
-      ]);
-
-    if (!currentBinaryInfo?.path) {
-      return [{ value: 'cpu', label: 'CPU' }];
-    }
-
-    const cacheKey = `${currentBinaryInfo.path}:${includeDisabled}`;
-
-    if (availableBackendsCache.has(cacheKey)) {
-      return availableBackendsCache.get(cacheKey)!;
-    }
-
-    const backendSupport = await detectBackendSupport();
-
-    if (!backendSupport) {
+export async function getInstalledBackends() {
+  try {
+    const installDir = getInstallDir();
+    if (!(await pathExists(installDir))) {
       return [];
     }
 
-    const backends: BackendOption[] = [];
+    const items = await readdir(installDir);
+    const launchers: { path: string; filename: string; size: number }[] = [];
 
-    if (backendSupport.cuda) {
-      const isSupported = hardwareCapabilities.cuda.devices.length > 0;
-      if (isSupported || includeDisabled) {
-        backends.push({
-          value: 'cuda',
-          label: 'CUDA',
-          devices: hardwareCapabilities.cuda.devices,
-          disabled: includeDisabled ? !isSupported : undefined,
-        });
+    for (const item of items) {
+      const itemPath = join(installDir, item);
+      const stats = await stat(itemPath);
+
+      if (stats.isDirectory()) {
+        const launcherPath = await getLauncherPath(itemPath);
+        if (launcherPath && (await pathExists(launcherPath))) {
+          const launcherStats = await stat(launcherPath);
+          const launcherFilename = launcherPath.split(/[/\\]/).pop() || '';
+          launchers.push({
+            path: launcherPath,
+            filename: launcherFilename,
+            size: launcherStats.size,
+          });
+        }
       }
     }
 
-    if (backendSupport.rocm) {
-      const isSupported = hardwareCapabilities.rocm.devices.length > 0;
-      if (isSupported || includeDisabled) {
-        backends.push({
-          value: 'rocm',
-          label: 'ROCm',
-          devices: hardwareCapabilities.rocm.devices,
-          disabled: includeDisabled ? !isSupported : undefined,
-        });
-      }
-    }
+    const versionPromises = launchers.map(async (launcher) => {
+      try {
+        const versionInfo = await getVersionFromBinary(launcher.path);
 
-    if (backendSupport.vulkan) {
-      const isSupported = hardwareCapabilities.vulkan.devices.length > 0;
-      if (isSupported || includeDisabled) {
-        backends.push({
-          value: 'vulkan',
-          label: 'Vulkan',
-          devices: hardwareCapabilities.vulkan.devices,
-          disabled: includeDisabled ? !isSupported : undefined,
-        });
-      }
-    }
+        if (!versionInfo) {
+          return null;
+        }
 
-    if (backendSupport.clblast) {
-      const discreteDevices = hardwareCapabilities.clblast.devices.filter(
-        (device) => typeof device === 'string' || !device.isIntegrated
-      );
-      const isSupported = discreteDevices.length > 0;
-      if (isSupported || includeDisabled) {
-        backends.push({
-          value: 'clblast',
-          label: 'CLBlast',
-          devices: hardwareCapabilities.clblast.devices,
-          disabled: includeDisabled ? !isSupported : undefined,
-        });
+        return {
+          version: versionInfo.version,
+          path: launcher.path,
+          filename: launcher.filename,
+          size: launcher.size,
+          actualVersion: versionInfo.actualVersion,
+        } as InstalledBackend;
+      } catch (error) {
+        logError(
+          `Could not detect version for ${launcher.filename}:`,
+          error as Error
+        );
+        return null;
       }
-    }
-
-    backends.push({
-      value: 'cpu',
-      label: 'CPU',
-      devices: cpuCapabilities?.devices.map((device) => device.name) || [],
-      disabled: false,
     });
 
-    if (includeDisabled) {
-      backends.sort((a, b) => {
-        if (a.disabled === b.disabled) return 0;
-        return a.disabled ? 1 : -1;
-      });
+    const results = await Promise.all(versionPromises);
+    return results.filter(
+      (version): version is InstalledBackend => version !== null
+    );
+  } catch (error) {
+    logError('Error scanning install directory:', error as Error);
+    return [];
+  }
+}
+
+export async function getCurrentBackend() {
+  const currentBinaryPath = getCurrentKoboldBinary();
+  const backends = await getInstalledBackends();
+
+  if (currentBinaryPath && (await pathExists(currentBinaryPath))) {
+    const currentBackend = backends.find(
+      (b: InstalledBackend) => b.path === currentBinaryPath
+    );
+    if (currentBackend) {
+      return currentBackend;
+    }
+  }
+
+  const firstBackend = backends[0];
+  if (firstBackend) {
+    await setCurrentKoboldBinary(firstBackend.path);
+    return firstBackend;
+  }
+
+  if (currentBinaryPath) {
+    await setCurrentKoboldBinary('');
+  }
+
+  return null;
+}
+
+export async function getCurrentBinaryInfo() {
+  const currentBackend = await getCurrentBackend();
+
+  if (currentBackend) {
+    const pathParts = currentBackend.path.split(/[/\\]/);
+    const filename = pathParts[pathParts.length - 2] || currentBackend.filename;
+
+    return {
+      path: currentBackend.path,
+      filename,
+    };
+  }
+
+  return null;
+}
+
+export async function setCurrentBackend(binaryPath: string) {
+  if (await pathExists(binaryPath)) {
+    await setCurrentKoboldBinary(binaryPath);
+
+    sendToRenderer('versions-updated');
+
+    return true;
+  }
+
+  return false;
+}
+
+export async function deleteRelease(binaryPath: string) {
+  try {
+    if (!(await pathExists(binaryPath))) {
+      return { success: false, error: 'Release not found' };
     }
 
-    availableBackendsCache.set(cacheKey, backends);
-    return backends;
-  }, 'Failed to get available backends');
+    const currentBinaryPath = getCurrentKoboldBinary();
+    if (currentBinaryPath === binaryPath) {
+      return {
+        success: false,
+        error: 'Cannot delete the currently active release',
+      };
+    }
 
-  return result || [{ value: 'cpu', label: 'CPU' }];
+    const releaseDir = binaryPath.split(/[/\\]/).slice(0, -1).join('/');
+
+    if (await pathExists(releaseDir)) {
+      await rm(releaseDir, { recursive: true, force: true });
+
+      clearVersionCache(binaryPath);
+      sendToRenderer('versions-updated');
+
+      return { success: true };
+    }
+
+    return { success: false, error: 'Release directory not found' };
+  } catch (error) {
+    return { success: false, error: (error as Error).message };
+  }
+}
+
+export async function getVersionFromBinary(launcherPath: string) {
+  try {
+    if (!(await pathExists(launcherPath))) {
+      return null;
+    }
+
+    if (versionCache.has(launcherPath)) {
+      return versionCache.get(launcherPath);
+    }
+
+    let folderVersion: string | null = null;
+    let actualVersion: string | null = null;
+
+    const folderName = launcherPath.split(/[/\\]/).slice(-2, -1)[0];
+    if (folderName) {
+      const versionMatch = folderName.match(
+        /-(\d+\.\d+(?:\.\d+)?(?:\.[a-zA-Z0-9]+)*(?:-[a-zA-Z0-9]+)*)$/
+      );
+      if (versionMatch) {
+        folderVersion = versionMatch[1];
+      }
+    }
+
+    try {
+      const result = await execa(launcherPath, ['--version'], {
+        timeout: 30000,
+        stdio: ['ignore', 'pipe', 'pipe'],
+      });
+
+      const allOutput = (result.stdout + result.stderr).trim();
+      const lines = allOutput.split('\n').filter((line) => line.trim());
+
+      if (lines.length > 0) {
+        const lastLine = lines[lines.length - 1].trim();
+        const versionMatch = lastLine.match(
+          /^(\d+\.\d+(?:\.\d+)?(?:\.[a-zA-Z0-9]+)*(?:-[a-zA-Z0-9]+)*)$/
+        );
+        if (versionMatch) {
+          actualVersion = versionMatch[1];
+        }
+      }
+    } catch {}
+
+    const result = {
+      version: folderVersion || actualVersion || 'unknown',
+      actualVersion:
+        folderVersion && actualVersion && folderVersion !== actualVersion
+          ? actualVersion
+          : undefined,
+    };
+
+    versionCache.set(launcherPath, result);
+    return result;
+  } catch {
+    versionCache.set(launcherPath, null);
+    return null;
+  }
 }
diff --git a/src/main/modules/koboldcpp/download.ts b/src/main/modules/koboldcpp/download.ts
index 8b610cf..223c4bc 100644
--- a/src/main/modules/koboldcpp/download.ts
+++ b/src/main/modules/koboldcpp/download.ts
@@ -15,7 +15,7 @@ import { pathExists } from '@/utils/node/fs';
 import { stripAssetExtensions } from '@/utils/version';
 import { getLauncherPath } from '@/utils/node/path';
 import type { DownloadReleaseOptions, GitHubAsset } from '@/types/electron';
-import { clearVersionCache } from './version';
+import { clearVersionCache } from './backend';
 
 async function removeDirectoryWithRetry(
   dirPath: string,
diff --git a/src/main/modules/koboldcpp/launcher/index.ts b/src/main/modules/koboldcpp/launcher/index.ts
index c8f2e51..523696d 100644
--- a/src/main/modules/koboldcpp/launcher/index.ts
+++ b/src/main/modules/koboldcpp/launcher/index.ts
@@ -7,7 +7,7 @@ import { sendKoboldOutput } from '@/main/modules/window';
 import { SERVER_READY_SIGNALS } from '@/constants';
 import { pathExists } from '@/utils/node/fs';
 import { parseKoboldConfig } from '@/utils/node/kobold';
-import { getCurrentVersion } from '../version';
+import { getCurrentBackend } from '../backend';
 import {
   getCurrentKoboldBinary,
   get as getConfig,
@@ -153,15 +153,15 @@ export async function launchKoboldCpp(
       spawnPreLaunchCommands(preLaunchCommands);
     }
 
-    const currentVersion = await getCurrentVersion();
-    if (!currentVersion || !(await pathExists(currentVersion.path))) {
+    const currentBackend = await getCurrentBackend();
+    if (!currentBackend || !(await pathExists(currentBackend.path))) {
       const rawPath = getCurrentKoboldBinary();
-      const error = currentVersion
-        ? `Binary file does not exist at path: ${currentVersion.path}`
-        : 'No version configured';
+      const error = currentBackend
+        ? `Binary file does not exist at path: ${currentBackend.path}`
+        : 'No backend configured';
 
       logError(
-        `Launch failed: ${error}. Raw config path: "${rawPath}", Current version: ${JSON.stringify(currentVersion)}`
+        `Launch failed: ${error}. Raw config path: "${rawPath}", Current backend: ${JSON.stringify(currentBackend)}`
       );
 
       return {
@@ -170,7 +170,7 @@ export async function launchKoboldCpp(
       };
     }
 
-    const binaryDir = currentVersion.path.split(/[/\\]/).slice(0, -1).join('/');
+    const binaryDir = currentBackend.path.split(/[/\\]/).slice(0, -1).join('/');
 
     const { isImageMode, isTextMode, debugmode } = parseKoboldConfig(args);
 
@@ -191,14 +191,14 @@ export async function launchKoboldCpp(
 
     await startProxy(koboldHost, koboldPort);
 
-    const child = spawn(currentVersion.path, finalArgs, {
+    const child = spawn(currentBackend.path, finalArgs, {
       stdio: ['pipe', 'pipe', 'pipe'],
       detached: false,
     });
 
     koboldProcess = child;
 
-    const commandLine = `${currentVersion.path} ${finalArgs.join(' ')}`;
+    const commandLine = `${currentBackend.path} ${finalArgs.join(' ')}`;
 
     sendKoboldOutput(commandLine);
 
diff --git a/src/main/modules/koboldcpp/version.ts b/src/main/modules/koboldcpp/version.ts
deleted file mode 100644
index 18fa70b..0000000
--- a/src/main/modules/koboldcpp/version.ts
+++ /dev/null
@@ -1,233 +0,0 @@
-import { readdir, stat, rm } from 'fs/promises';
-import { join } from 'path';
-import { execa } from 'execa';
-
-import {
-  getCurrentKoboldBinary,
-  setCurrentKoboldBinary,
-  getInstallDir,
-} from '../config';
-import { sendToRenderer } from '../window';
-import { pathExists } from '@/utils/node/fs';
-import { logError } from '@/utils/node/logging';
-import { getLauncherPath } from '@/utils/node/path';
-import type { InstalledVersion } from '@/types/electron';
-
-const versionCache = new Map<
-  string,
-  { version: string; actualVersion?: string } | null
->();
-
-export function clearVersionCache(path?: string) {
-  if (path) {
-    versionCache.delete(path);
-  } else {
-    versionCache.clear();
-  }
-}
-
-export async function getInstalledVersions() {
-  try {
-    const installDir = getInstallDir();
-    if (!(await pathExists(installDir))) {
-      return [];
-    }
-
-    const items = await readdir(installDir);
-    const launchers: { path: string; filename: string; size: number }[] = [];
-
-    for (const item of items) {
-      const itemPath = join(installDir, item);
-      const stats = await stat(itemPath);
-
-      if (stats.isDirectory()) {
-        const launcherPath = await getLauncherPath(itemPath);
-        if (launcherPath && (await pathExists(launcherPath))) {
-          const launcherStats = await stat(launcherPath);
-          const launcherFilename = launcherPath.split(/[/\\]/).pop() || '';
-          launchers.push({
-            path: launcherPath,
-            filename: launcherFilename,
-            size: launcherStats.size,
-          });
-        }
-      }
-    }
-
-    const versionPromises = launchers.map(async (launcher) => {
-      try {
-        const versionInfo = await getVersionFromBinary(launcher.path);
-
-        if (!versionInfo) {
-          return null;
-        }
-
-        return {
-          version: versionInfo.version,
-          path: launcher.path,
-          filename: launcher.filename,
-          size: launcher.size,
-          actualVersion: versionInfo.actualVersion,
-        } as InstalledVersion;
-      } catch (error) {
-        logError(
-          `Could not detect version for ${launcher.filename}:`,
-          error as Error
-        );
-        return null;
-      }
-    });
-
-    const results = await Promise.all(versionPromises);
-    return results.filter(
-      (version): version is InstalledVersion => version !== null
-    );
-  } catch (error) {
-    logError('Error scanning install directory:', error as Error);
-    return [];
-  }
-}
-
-export async function getCurrentVersion() {
-  const currentBinaryPath = getCurrentKoboldBinary();
-  const versions = await getInstalledVersions();
-
-  if (currentBinaryPath && (await pathExists(currentBinaryPath))) {
-    const currentVersion = versions.find(
-      (v: InstalledVersion) => v.path === currentBinaryPath
-    );
-    if (currentVersion) {
-      return currentVersion;
-    }
-  }
-
-  const firstVersion = versions[0];
-  if (firstVersion) {
-    await setCurrentKoboldBinary(firstVersion.path);
-    return firstVersion;
-  }
-
-  if (currentBinaryPath) {
-    await setCurrentKoboldBinary('');
-  }
-
-  return null;
-}
-
-export async function getCurrentBinaryInfo() {
-  const currentVersion = await getCurrentVersion();
-
-  if (currentVersion) {
-    const pathParts = currentVersion.path.split(/[/\\]/);
-    const filename = pathParts[pathParts.length - 2] || currentVersion.filename;
-
-    return {
-      path: currentVersion.path,
-      filename,
-    };
-  }
-
-  return null;
-}
-
-export async function setCurrentVersion(binaryPath: string) {
-  if (await pathExists(binaryPath)) {
-    await setCurrentKoboldBinary(binaryPath);
-
-    sendToRenderer('versions-updated');
-
-    return true;
-  }
-
-  return false;
-}
-
-export async function deleteRelease(binaryPath: string) {
-  try {
-    if (!(await pathExists(binaryPath))) {
-      return { success: false, error: 'Release not found' };
-    }
-
-    const currentBinaryPath = getCurrentKoboldBinary();
-    if (currentBinaryPath === binaryPath) {
-      return {
-        success: false,
-        error: 'Cannot delete the currently active release',
-      };
-    }
-
-    const releaseDir = binaryPath.split(/[/\\]/).slice(0, -1).join('/');
-
-    if (await pathExists(releaseDir)) {
-      await rm(releaseDir, { recursive: true, force: true });
-
-      clearVersionCache(binaryPath);
-      sendToRenderer('versions-updated');
-
-      return { success: true };
-    }
-
-    return { success: false, error: 'Release directory not found' };
-  } catch (error) {
-    return { success: false, error: (error as Error).message };
-  }
-}
-
-export async function getVersionFromBinary(launcherPath: string) {
-  try {
-    if (!(await pathExists(launcherPath))) {
-      return null;
-    }
-
-    if (versionCache.has(launcherPath)) {
-      return versionCache.get(launcherPath);
-    }
-
-    let folderVersion: string | null = null;
-    let actualVersion: string | null = null;
-
-    const folderName = launcherPath.split(/[/\\]/).slice(-2, -1)[0];
-    if (folderName) {
-      const versionMatch = folderName.match(
-        /-(\d+\.\d+(?:\.\d+)?(?:\.[a-zA-Z0-9]+)*(?:-[a-zA-Z0-9]+)*)$/
-      );
-      if (versionMatch) {
-        folderVersion = versionMatch[1];
-      }
-    }
-
-    try {
-      const result = await execa(launcherPath, ['--version'], {
-        timeout: 30000,
-        stdio: ['ignore', 'pipe', 'pipe'],
-      });
-
-      const allOutput = (result.stdout + result.stderr).trim();
-      const lines = allOutput.split('\n').filter((line) => line.trim());
-
-      if (lines.length > 0) {
-        const lastLine = lines[lines.length - 1].trim();
-        const versionMatch = lastLine.match(
-          /^(\d+\.\d+(?:\.\d+)?(?:\.[a-zA-Z0-9]+)*(?:-[a-zA-Z0-9]+)*)$/
-        );
-        if (versionMatch) {
-          actualVersion = versionMatch[1];
-        }
-      }
-    } catch {}
-
-    const result = {
-      version: folderVersion || actualVersion || 'unknown',
-      actualVersion:
-        folderVersion && actualVersion && folderVersion !== actualVersion
-          ? actualVersion
-          : undefined,
-    };
-
-    versionCache.set(launcherPath, result);
-    return result;
-  } catch {
-    versionCache.set(launcherPath, null);
-    return null;
-  }
-}
diff --git a/src/preload/index.ts b/src/preload/index.ts
index 370d09a..b530106 100644
--- a/src/preload/index.ts
+++ b/src/preload/index.ts
@@ -16,10 +16,10 @@ import type {
 } from '@/main/modules/monitoring';
 
 const koboldAPI: KoboldAPI = {
-  getInstalledVersions: () => ipcRenderer.invoke('kobold:getInstalledVersions'),
-  getCurrentVersion: () => ipcRenderer.invoke('kobold:getCurrentVersion'),
-  setCurrentVersion: (version) =>
-    ipcRenderer.invoke('kobold:setCurrentVersion', version),
+  getInstalledBackends: () => ipcRenderer.invoke('kobold:getInstalledBackends'),
+  getCurrentBackend: () => ipcRenderer.invoke('kobold:getCurrentBackend'),
+  setCurrentBackend: (version) =>
+    ipcRenderer.invoke('kobold:setCurrentBackend', version),
   getPlatform: () => ipcRenderer.invoke('kobold:getPlatform'),
   detectGPU: () => ipcRenderer.invoke('kobold:detectGPU'),
   detectCPU: () => ipcRenderer.invoke('kobold:detectCPU'),
@@ -28,9 +28,10 @@ const koboldAPI: KoboldAPI = {
   detectGPUMemory: () => ipcRenderer.invoke('kobold:detectGPUMemory'),
   detectSystemMemory: () => ipcRenderer.invoke('kobold:detectSystemMemory'),
   detectROCm: () => ipcRenderer.invoke('kobold:detectROCm'),
-  detectBackendSupport: () => ipcRenderer.invoke('kobold:detectBackendSupport'),
-  getAvailableBackends: (includeDisabled) =>
-    ipcRenderer.invoke('kobold:getAvailableBackends', includeDisabled),
+  detectAccelerationSupport: () =>
+    ipcRenderer.invoke('kobold:detectAccelerationSupport'),
+  getAvailableAccelerations: (includeDisabled) =>
+    ipcRenderer.invoke('kobold:getAvailableAccelerations', includeDisabled),
   getCurrentInstallDir: () => ipcRenderer.invoke('kobold:getCurrentInstallDir'),
   selectInstallDirectory: () =>
     ipcRenderer.invoke('kobold:selectInstallDirectory'),
diff --git a/src/stores/koboldVersions.ts b/src/stores/koboldVersions.ts
index 8e64dbf..90f43b8 100644
--- a/src/stores/koboldVersions.ts
+++ b/src/stores/koboldVersions.ts
@@ -8,7 +8,7 @@ import type {
   GitHubRelease,
   ReleaseWithStatus,
   GitHubAsset,
-  InstalledVersion,
+  InstalledBackend,
 } from '@/types/electron';
 import { sortDownloadsByType } from '@/utils/assets';
 
@@ -137,7 +137,7 @@ export const useKoboldVersionsStore = create<KoboldVersionsState>(
       safeExecute(async () => {
         const [response, installedVersions] = await Promise.all([
           fetch(GITHUB_API.LATEST_RELEASE_URL),
-          window.electronAPI.kobold.getInstalledVersions(),
+          window.electronAPI.kobold.getInstalledBackends(),
         ]);
 
         if (!response.ok) return null;
@@ -147,11 +147,11 @@ export const useKoboldVersionsStore = create<KoboldVersionsState>(
 
         const availableAssets = latestRelease.assets.map(
           (asset: GitHubAsset) => {
-            const installedVersion = installedVersions.find(
-              (v: InstalledVersion) => {
+            const installedBackend = installedVersions.find(
+              (v: InstalledBackend) => {
                 const pathParts = v.path.split(/[/\\]/);
                 const launcherIndex = pathParts.findIndex(
-                  (part) =>
+                  (part: string) =>
                     part === 'koboldcpp-launcher' ||
                     part === 'koboldcpp-launcher.exe'
                 );
@@ -167,8 +167,8 @@ export const useKoboldVersionsStore = create<KoboldVersionsState>(
 
             return {
               asset,
-              isDownloaded: !!installedVersion,
-              installedVersion: installedVersion?.version,
+              isDownloaded: !!installedBackend,
+              installedVersion: installedBackend?.version,
             };
           }
         );
diff --git a/src/types/electron.d.ts b/src/types/electron.d.ts
index 65c0ee8..bd373df 100644
--- a/src/types/electron.d.ts
+++ b/src/types/electron.d.ts
@@ -6,8 +6,8 @@ import type {
   SystemMemoryInfo,
 } from '@/types/hardware';
 import type {
-  BackendOption,
-  BackendSupport,
+  AccelerationOption,
+  AccelerationSupport,
   Screen,
   ModelAnalysis,
   CachedModel,
@@ -57,7 +57,7 @@ export interface ReleaseWithStatus {
   }[];
 }
 
-export interface InstalledVersion {
+export interface InstalledBackend {
   version: string;
   path: string;
   filename: string;
@@ -125,9 +125,9 @@ export interface KoboldConfig {
 }
 
 export interface KoboldAPI {
-  getInstalledVersions: () => Promise<InstalledVersion[]>;
-  getCurrentVersion: () => Promise<InstalledVersion | null>;
-  setCurrentVersion: (version: string) => Promise<boolean>;
+  getInstalledBackends: () => Promise<InstalledBackend[]>;
+  getCurrentBackend: () => Promise<InstalledBackend | null>;
+  setCurrentBackend: (version: string) => Promise<boolean>;
   getPlatform: () => Promise<string>;
   detectGPU: () => Promise<BasicGPUInfo>;
   detectCPU: () => Promise<CPUCapabilities>;
@@ -135,8 +135,10 @@ export interface KoboldAPI {
   detectGPUMemory: () => Promise<GPUMemoryInfo[]>;
   detectSystemMemory: () => Promise<SystemMemoryInfo>;
   detectROCm: () => Promise<{ supported: boolean; devices: string[] }>;
-  detectBackendSupport: () => Promise<BackendSupport | null>;
-  getAvailableBackends: (includeDisabled?: boolean) => Promise<BackendOption[]>;
+  detectAccelerationSupport: () => Promise<AccelerationSupport | null>;
+  getAvailableAccelerations: (
+    includeDisabled?: boolean
+  ) => Promise<AccelerationOption[]>;
   getCurrentInstallDir: () => Promise<string>;
   selectInstallDirectory: () => Promise<string | null>;
   downloadRelease: (
diff --git a/src/types/index.d.ts b/src/types/index.d.ts
index d0633fe..7399e78 100644
--- a/src/types/index.d.ts
+++ b/src/types/index.d.ts
@@ -66,14 +66,6 @@ export interface UpdateInfo {
   hasUpdate: boolean;
 }
 
-export interface InstalledVersion {
-  version: string;
-  path: string;
-  filename: string;
-  size?: number;
-  actualVersion?: string;
-}
-
 export interface VersionInfo {
   name: string;
   version: string;
@@ -97,12 +89,12 @@ export interface SelectOption {
   label: string;
 }
 
-export interface BackendOption extends SelectOption {
+export interface AccelerationOption extends SelectOption {
   readonly devices?: readonly (string | GPUDevice)[];
   readonly disabled?: boolean;
 }
 
-export interface BackendSupport {
+export interface AccelerationSupport {
   rocm: boolean;
   vulkan: boolean;
   clblast: boolean;
diff --git a/src/utils/version.ts b/src/utils/version.ts
index 9da5ab1..c3dfdcd 100644
--- a/src/utils/version.ts
+++ b/src/utils/version.ts
@@ -1,16 +1,17 @@
-import type { InstalledVersion } from '@/types';
+import type { InstalledBackend } from '@/types/electron';
 
-export const getDisplayNameFromPath = (installedVersion: InstalledVersion) => {
-  const pathParts = installedVersion.path.split(/[/\\]/);
+export const getDisplayNameFromPath = (installedBackend: InstalledBackend) => {
+  const pathParts = installedBackend.path.split(/[/\\]/);
   const launcherIndex = pathParts.findIndex(
-    (part) => part === 'koboldcpp-launcher' || part === 'koboldcpp-launcher.exe'
+    (part: string) =>
+      part === 'koboldcpp-launcher' || part === 'koboldcpp-launcher.exe'
   );
 
   if (launcherIndex > 0) {
     return stripVersionSuffix(pathParts[launcherIndex - 1]);
   }
 
-  return installedVersion.filename;
+  return installedBackend.filename;
 };
 
 export const stripAssetExtensions = (assetName: string) =>
diff --git a/yarn.lock b/yarn.lock
index 69fcf39..7cf968e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3736,7 +3736,7 @@ __metadata:
     jiti: "npm:^2.6.1"
     lucide-react: "npm:^0.555.0"
     mime-types: "npm:^3.0.2"
-    prettier: "npm:^3.7.1"
+    prettier: "npm:^3.7.2"
     react: "npm:^19.2.0"
     react-dom: "npm:^19.2.0"
     react-error-boundary: "npm:^6.0.0"
@@ -5506,12 +5506,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"prettier@npm:^3.7.1":
-  version: 3.7.1
-  resolution: "prettier@npm:3.7.1"
+"prettier@npm:^3.7.2":
+  version: 3.7.2
+  resolution: "prettier@npm:3.7.2"
   bin:
     prettier: bin/prettier.cjs
-  checksum: 10c0/a6610043ee0a64a3251a948bf82fad3e59d984a8e8dea206400cfa190585417e3343b32c1f6ae7d8f40798a9b4bd91affc08fa7795dd99a9dec5c9bccdf31500
+  checksum: 10c0/df3d658df301face0918f8ecbd4354f32e1151d83a3a4720c7f252342baf631466568f708e0e57beea55bbc56415c40208adc76a91d5f1a88f3e743d0d775dc0
   languageName: node
   linkType: hard