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SIP proxy/server for voice, video, IM, presence and any other SIP extensions.
Mail and calendar for Linux. Gmail and IMAP accounts, Google Calendar, contacts, OpenPGP and S/MIME. GTK4 and libadwaita, written in Rust.
Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website.
Newsletter and email marketing with advanced management of subscribers, bounces, and plugins.
A lightweight and simple comment engine, which doesn't spy on users. It can be embedded into blogs, articles or any other place where readers add comments.
Matrix Venator - versatile capital Matrix homeserver written from scratch in mautrix-go
Self-Hosted, Twitter™-like Decentralised micro-logging platform. No ads, no tracking, your content, your data.
Free and open-source way to self-host private forums for groups of friends or family.
Self-Hosted, Twitter™-like Decentralised micro-logging platform. No ads, no tracking, your content, your data.
Federated microblogging server. Mastodon, & ActivityPub compatible.
Multipurpose, multi frontend, libre and decentralized communication tool.
Revolt is a user-first chat platform built with modern web technologies.
A free, open-source social network following the Q/A (question and answer) principle of sites like Formspring, ask.fm or CuriousCat.
Deploy a simply SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development.
Real-time XMPP web chat application with video calls, file transfer and encrypted communication. There are also versions for Nextcloud/Owncloud and SOGo.
Suite of Ansible scripts to deploy a fully functional mail server on Debian. Unobtrusive and automatic as much as possible, focusing on stability and security.
Eqivo implements an API layer on top of FreeSWITCH facilitating integration between web applications and voice/video-enabled endpoints such as traditional phone lines (PSTN), VoIP phones, webRTC clients etc.