Telegram is by far the best messenger that exists right now.
I created a few public Telegram groups that I often contribute to. macOS/iOS Automation being the biggest one.
I mapped my most visited chats with KM macros that call URL schemes like so:
This lets me jump between many groups in under 1 second time. For other groups I use the channel switcher.
Integram - Integrate Telegram into your workflow.
Telebot - Looks awesome.
Telegrammer - Written with Swift 5.0/NIO, supports Linux, macOS.
Telegraphist - Telegram Bot API on Go.
Pyrogram - Telegram MTProto API Client Library and Framework for Python.
gramme.rs - Set of Rust libraries to interact with Telegram's API.
teloxide - Elegant Telegram bots framework for Rust.
telegram-bot-simple - Easy to use library for building Telegram bots in Haskell.
Teleprompter - Ask for user prompt using Telegram.
mtg - Bullshit-free MTPROTO proxy for Telegram.
Telegram Desktop - Complete source code and the build instructions for the alpha version of the official desktop client for the Telegram messenger.
Awesome Telegram - Collection great groups, channels, bots and libraries for Telegram.
DiscussBot - Add comments to posts in your channel. Or add comments to pages on your website.
MTProto - Full-native go implementation of Telegram API.
Telegram for GitHub Actions - GitHub Action that sends a Telegram message.