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Quiet vs Synapse

The same facts for both, read from GitHub every night, and the relation a person reviewed.

QuietSynapse
LanguageTypeScriptPython
LicenceGPL-3.0AGPL-3.0
Stars2.7k4.7k
Latest@quiet/mobile@11.3.0v1.162.0
Last push2026-09-282026-10-06
Release cadencetoo few releasesabout 13 days between releases
Active contributors5+ commit authors on the default branch in the last 90 days38 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Slack. Alternatives to Slack →

    PartialQuietPeer-to-peer team chat over Tor with no server, so messages sync only while members are online.

    PartialSynapseA Matrix homeserver; teams chat through a client such as Element, and can federate with other servers.