GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
Discord - Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
MkDocs - Project documentation with Markdown.
Mumble - Mumble is an open source, low-latency, high quality voice chat software primarily intended for use...
Docusaurus - Easy to maintain open source documentation websites
Twitch - Twitch is one of the most prominent streaming services around, serving as a platform primarily for video game and pop culture streamers.