Mastodon
last commit an hour ago, GNU AGPLv3
Your self-hosted, globally interconnected microblogging community
45k
2k commits past year
Awwesome Selfhosted
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195 Projects
Discourse
last commit 3 minutes ago, GNU GPLv2
A platform for community discussion. Free, open, simple.
39k
4k commits past year
Rocket.Chat
last commit 8 hours ago, Other License
The communications platform that puts data protection first.
38k
2k commits past year
Novu
last commit 4 hours ago, MIT License
🔥 The open-source notification infrastructure with fully functional embedded notification center 🚀🚀🚀
31k
8k commits past year
Mattermost
last commit 6 hours ago, Other License
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
27k
2k commits past year
Jitsi Meet
last commit a day ago, Apache License 2.0
Jitsi Meet - Secure, Simple and Scalable Video Conferences that you use as a standalone app or embed in your web application.
21k
963 commits past year
Zulip
last commit 20 minutes ago, Apache License 2.0
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
19k
5k commits past year
Chatwoot
last commit 15 hours ago, Other License
Open-source customer engagement suite, an alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬
17k
1k commits past year
ntfy
last commit 2 hours ago, Apache License 2.0
Send push notifications to your phone or desktop using PUT/POST
15k
1k commits past year
Flarum
last commit 4 days ago, MIT License
Simple forum software for building great communities.
14k
2 commits past year
NodeBB
last commit 14 hours ago, GNU GPLv3
Node.js based forum software built for the modern web
14k
2k commits past year
diaspora*
last commit 6 days ago, GNU AGPLv3
A privacy-aware, distributed, open source social network.
13k
120 commits past year
Postal
last commit a month ago, MIT License
✉️ A fully featured open source mail delivery platform for incoming & outgoing e-mail
13k
28 commits past year
Mail-in-a-Box
last commit 14 days ago, Creative Commons Zero v1.0 Universal
Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.
12k
51 commits past year
Lemmy
last commit a day ago, GNU AGPLv3
🐀 A link aggregator and forum for the fediverse
12k
601 commits past year
docker-mailserver
last commit 3 days ago, MIT License
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.
12k
304 commits past year
Listmonk
last commit 3 days ago, GNU AGPLv3
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
12k
182 commits past year
Synapse
last commit 9 hours ago, Apache License 2.0
Synapse: Matrix homeserver written in Python/Twisted.
12k
1k commits past year
Element
last commit 4 hours ago, Apache License 2.0
A glossy Matrix collaboration client for the web.
10k
920 commits past year
Gotify
last commit 2 days ago, Other License
A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)
9k
40 commits past year