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Top INSTANT-MESSAGING GitHub Repositories & Tools (2026)

Discover the most starred and trending open source tools tagged with #instant-messaging.

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4 matching projects · updated Sep 29, 2026 How we rank ↗

#1 TRENDING movim/movim PHP 2015

Movim - Decentralized social platform

◇ chat ◇ instant-messaging ◇ movim ◇ php

282 ↑ +1 today

#2 TRENDING aykutalparslan/Telegram-Server C# 2022

Telegram Server written in C# (Unofficial) - messaging, channels, media, secret chats and voice/video calls.

◇ chat-server ◇ instant-messaging ◇ messaging ◇ messaging-platform

28 ↑ +1 today

#3 TRENDING wireapp/wire-ios Swift 2022

📱 Wire for iOS (iPhone and iPad)

◇ app ◇ audio ◇ communication ◇ encryption

41 ↑ +1 today

#4 TRENDING psi-im/iris C++ 2008

XMPP network library

◇ c-plus-plus ◇ cross-platform ◇ instant-messaging ◇ library

27 ↑ +1 today

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