A platform providing online services based on principles of freedom, privacy, federation and decentralization. Includes XMPP, email, cloud storage and more.

Free XMPP messaging service with public accounts, plus the gold-standard Android XMPP client with OMEMO encryption

Open-source XMPP client for iOS and macOS with OMEMO encryption, audio/video calls, and push notifications. Privacy like it’s 1999.

Lightweight email (128MB mailbox, IMAP/POP3/SMTP) + XMPP instant messaging. Anonymous registration, encrypted storage, no tracking. Deliberate constraints for mindful communication.