Messaging

Decentralized end-to-end encrypted messenger that needs no phone or email and routes traffic through an onion network.

End-to-end encrypted messenger run by a US non-profit, funded by donations and grants.

End-to-end encrypted messenger with no user identifiers: no phone number, no email, no username.

Swiss paid-once encrypted messenger that registers users via a random ID instead of a phone number or email.

An open federation protocol for chat, voice, and video, with multiple server and client implementations.