# 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:
- Completely replaced HTTP/WebSocket polling with Signal-based push delivery
- Removed all user authentication, attachment downloads, and action buttons
- Removed Firebase, certificate pinning, and instant delivery features
- Simplified database schema (removed 4 tables, 17 fields)
- Removed ~1000+ lines of code for unused features
- Changed theme and branding
- Designed for privacy-focused, self-hosted personal use only

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]

================================================================================
