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Shhh

Self-hostedOpen sourceCommunication

Keep secrets out of emails or chat logs, share them using secure links with passphrase and expiration dates.

420 stars

Website

Licence
MIT
Platforms
Python
Themes
Communication - Custom Communication Systems
Release
3.2.4 · 22 January 2026
Last activity
17 September 2026
Spotted on
awesome-selfhosted

Same orbit

28

Mattermost

Platform for secure collaboration across the entire software development lifecycle, can be integrated with Gitlab (alternative to Slack).

Self-hostedFreeCommunication

39,454 stars

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