Real-time XMPP web chat application with video calls, file transfer and encrypted communication. There are also versions for Nextcloud/Owncloud and SOGo.

MIT

Javascript

3CX

Full-featured PABX system, with call queues, built-in web conferencing, live chat and social media messaging all on one system.

⊘ Proprietary

Unknown

A Dark Room

Minimalist text adventure game for your browser.

MPL-2.0

Javascript

Akkoma

Federated microblogging server with Mastodon, GNU social, and ActivityPub compatibility.

AGPL-3.0

Elixir