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100% Open Source

Our source code is fully open

We have nothing to hide. FenixUz is available under the GPL-2.0+ license for anyone to inspect and study.

GitHub Organization

github.com/Fenix-Uz

A separate open repo for each platform. Source code, commit history, Pull Requests, and Issues β€” all under open public oversight.

View Organization View LICENSE file 
# Android
$ git clone https://github.com/Fenix-Uz/android.git
$ cd android && ./gradlew assembleRelease

# iOS
$ git clone https://github.com/Fenix-Uz/iOS.git
$ cd iOS && pod install

# Web (PWA)
$ git clone https://github.com/Fenix-Uz/web.git
$ cd web && npm install && npm run build
Five platforms β€” five repos

Each device type is independent

FenixUz runs on Android, iOS, macOS, Desktop (Windows/Linux), and Web browsers. Independent source code on GitHub for each.

Android

github.com/Fenix-Uz/android

Built on Kotlin/Java for Android 7.0+ devices. Material You design and arm64-v8a, armeabi-v7a, x86_64 architectures.

Go to repo

iOS

github.com/Fenix-Uz/iOS

Mixed Swift and Objective-C codebase for iPhone and iPad. For iOS 14.0+ devices. Compiled with Xcode 15+.

Go to repo

macOS

github.com/Fenix-Uz/macOS

Native Swift application for Mac computers. Runs on macOS 12.0+ and both Apple Silicon and Intel architectures.

Go to repo

Desktop (Windows/Linux)

github.com/Fenix-Uz/desktop

Cross-platform desktop application based on C++/Qt. For Windows 10+, Ubuntu 20.04+, Fedora, and other Linux distributions.

Go to repo

Web

github.com/Fenix-Uz/web

Browser-based Progressive Web App. Built on TypeScript and React. Fully supported on Chrome, Safari, Firefox, Edge, and Opera.

Go to repo

Org page

github.com/Fenix-Uz

All repositories, team members, and overall project status are on the Fenix-Uz GitHub organization page.

Open org

01 GNU General Public License v2.0+

FenixUz is distributed under the GPL-2.0-or-later license. This means you can do the following:

  • Use: for any purpose.
  • Study: read and study the program's source code.
  • Modify: make any necessary changes.
  • Distribute: distribute modified or unmodified versions.

The only condition is that any derivative work you distribute must also be under the GPL-2.0+ license, and source code must be provided.

02 Derivative works

FenixUz is based on the official open-source code published by Telegram FZ-LLC (github.com/DrKLO/Telegram and github.com/TelegramMessenger/Telegram-iOS). Telegram's licenses are respected.

03 Third-party libraries

FenixUz uses the following open-source libraries:

  • Firebase Android SDK β€” Apache 2.0 (Google LLC)
  • OkHttp β€” Apache 2.0 (Square Inc.)
  • ExoPlayer β€” Apache 2.0 (Google LLC)
  • FFmpeg β€” LGPL-2.1+
  • libwebp β€” BSD-3-Clause
  • OpenSSL / BoringSSL β€” Apache 2.0 / OpenSSL License
  • SQLCipher β€” BSD-style
  • Lottie β€” Apache 2.0 (Airbnb)
  • SDWebImage β€” MIT (iOS)
  • YYKit / YYImage β€” MIT (iOS)
  • RxSwift / RxJava β€” MIT

The copyright and license of each library is recorded in the GitHub repository's LICENSES.md file.

04 Reproducible Builds

FenixUz Android APK files are automatically built via GitHub Actions. This means you can verify that the APK downloaded from GitHub matches the version on Google Play and F-Droid byte-for-byte. A reproducible build report is published in the BUILD_VERIFICATION.md file with each release.

05 Contributing

We appreciate contributions of any size:

  • Code fixes and new features via Pull Requests.
  • Bug reports via Issues.
  • Translations (via Crowdin).
  • Documentation improvements.

For contribution guidelines, please read the CONTRIBUTING.md file.

06 Independent verification

Since the source code is open, any security researcher can independently audit the application. We also run a Bug Bounty program β€” report any suspicious findings to security@fenixuz.uz.

07 Forking policy

You may fork FenixUz and release it under your own brand, but you must comply with the following conditions:

  • Do not use the "FenixUz" name and logo (these are property of VipAds LLC).
  • Preserve the GPL-2.0+ license and publish your source code.
  • Comply with the terms of Telegram's license.
  • Comply with Apple's and Google's official requirements.