GNUnet
Software framework for decentralized, peer-to-peer networking.
Hubzilla
Decentralized identity, privacy, publishing, sharing, cloud storage, and communications/social platform.
Icecast 2
Streaming audio/video server which can be used to create an Internet radio station or a privately running j…
Inboxen
Lets you have an infinite number of unique inboxes.
Inventaire
Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and…
Jami
Universal communication platform which preserves the user's privacy and freedoms.
Mailman
Manage electronic mail discussion and e-newsletter lists.
Libervia
Web frontend from Salut à Toi.
Mediagoblin
Media publishing platform that anyone can run (alternative to Flickr, YouTube, SoundCloud).
Mediawiki
Wiki software package that powers Wikipedia and all other Wikimedia projects, serving hundreds of millions…
mlmmj
Mailing list management made joyful.
Moodle
Learning and courses platform with one of the largest open source communities worldwide.
Neos
Neos or TYPO3 Neos (for version 1) is a modern, open source CMS.
Newspipe
Web news reader.
Nirvati
Easily 1-click spin up popular self-hosted apps from a convenient web interface.
OpenSSH SFTP server
Secure File Transfer Program.
pacebin
Super-minimal pastebin and file upload service focusing on small executable size, portability, and ease of…
Phorge
Community-driven platform for collaborating, managing, organizing and reviewing software development projects.
Pleroma
Federated microblogging server, Mastodon, GNU social, & ActivityPub compatible.
PmWiki
Wiki-based system for collaborative creation and maintenance of websites.
Postfix
Fast, easy to administer, and secure Sendmail replacement.
Privoxy
Non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data a…
ProjeQtOr
Complete, mature, multi-user project management system with extensive functionality for all phases of a pro…
Prosody IM
Feature-rich and easy to configure XMPP server.