# SUP - Signal Unified Push Copyright (c) 2026 LoneCloud This product includes software developed by Philipp C. Heckel (ntfy) Licensed under the Apache License 2.0 The Android application (android/) contains modified code from: ntfy-android (https://github.com/binwiederhier/ntfy-android) Copyright (c) 2021-2024 Philipp C. Heckel Licensed under Apache License 2.0 Major modifications: - Replaced HTTP polling with Signal-based message delivery for privacy - Removed web-based features and simplified UI - Intended for self-hosted, low-volume personal use The original ntfy-android license is included below: ================================================================================ Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION [Full Apache 2.0 license text would go here] ================================================================================