Rocket.Chat
Communications platform that puts data protection first (alternative to Gitter.im and Slack).
Mattermost
Platform for secure collaboration across the entire software development lifecycle, can be integrated with Gitlab (alternative to Slack).
Descriptions are the source's original English text.
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- Stars
- 39,315
- Last activity
- 2026-10-11
- Latest release
- v11.7.12 · 2026-10-08
- Commits in the last 90 days
- 501
Licenses
- ⊘ Proprietary Proprietary software · Non-free license
Platforms
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awesome-selfhosted (CC-BY-SA 3.0) · collected 2026-10-12 · The free solution list is based on awesome-selfhosted (CC-BY-SA 3.0) and awesome-sysadmin (CC-BY-SA 4.0) data; each entry remains the copyright of its project.