English Bahasa Indonesia Bahasa Melayu Deutsch Español Français Italiano Nederlands O‘zbek Polski Português (Brasil) Türkçe Беларуская Русский Українська Қазақша العربية فارسی 한국어 Bahasa Indonesia Português (Brasil) Telegram apps are open source and support reproducible builds . Anyone can independently verify that Telegram apps you download from App Store or Google Play were built using the exact same code that we publish. Telegram for Android Telegram for iPhone and iPad Telegram for Windows/Mac/Linux Telegram for macOS Telegram Database Library (TDLib) TDLib – a cross-platform client designed to facilitate creating custom apps on the Telegram platform. Telegram X for Android – a slick experimental Telegram client based on TDLib. Unofficial apps Unigram, a client optimized for Windows (based on TDLib ) Telegram CLI for Linux This code allows security researchers to fully evaluate our end-to-end encryption implementation . It is also possible to independently verify that Telegram apps available on Google Play and App Store are built using the same code that we publish on GitHub. Cross-platform library for building custom Telegram apps, see TDLib for details. Licensed under Boost 1.0 . GitHub » Official Android App, see Google Play Market page for full description. Licensed under GNU GPL v. 2 or later . GitHub » Download APK File » Licensed under GNU GPL v. 2 or later . GitHub »

Native macOS client. Licensed under GNU GPL v. 2 . GitHub » Telegram Web, Version K . Mac, Windows, Linux, Mobile. Licensed under GNU GPL v. 3 . GitHub » Telegram Web, Version K . Mac, Windows, Linux, Mobile. Licensed under GNU GPL v. 3 . GitHub » Telegram Web, Version A . Mac, Windows, Linux, Mobile. Licensed under GNU GPL v. 3 . GitHub » Telegram Web, Version A . Mac, Windows, Linux, Mobile. Licensed under GNU GPL v. 3 . GitHub » Legacy JavaScript client . Mac, Windows, Linux. Licensed under GNU GPL v. 3 . GitHub » Legacy JavaScript client . Mac, Windows, Linux. Licensed under GNU GPL v. 3 . GitHub » JavaScript client for browsers. Mac, Windows, Linux. Licensed under GNU GPL v. 3 . GitHub » Qt-based desktop client. Mac, Windows, Linux. Licensed under GNU GPL v. 3 . GitHub » Licensed under GNU GPL v. 2 or later . GitHub » Alternative Telegram client for Android based on TDLib. Licensed under GPL v.3.0 GitHub » Unofficial apps Linux Command-line interface for Telegram. Licensed under GNU GPL v. 2 . GitHub » A Telegram client optimized for Windows. Licensed under GNU GPL v. 3 or later . GitHub » A PHP MTProto Telegram client. Licensed under GNU AGPL v. 3 . GitHub » Bug Bounty Program Telegram welcomes developers and the security research community to audit its services, code and protocol seeking vulnerabilities or security-related issues. Learn more about our Bug Bounty Program here .