Mattermost vs Quiet

Comparing two open source alternatives to Discord and Slack. Use the comparison below to decide which one fits your needs.

Mattermost

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

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Quiet

GPL-3.0

Private, peer-to-peer Slack and Discord alternative built on Tor and IPFS that needs no servers and no accounts.

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Side-by-side comparison

	Mattermost	Quiet
License	—	GPL-3.0
Self-hostable	No	No
GitHub Stars	39,306	2,660
Forks	9,043	150
Open Issues	1,087	761
Last Commit	Oct 10, 2026	Sep 28, 2026
First Released	Jun 15, 2015	Dec 14, 2021
Categories	Team Chat & Messaging Tools	Team Chat & Messaging Tools
Tags	—	—

GitHub stars over time

Mattermost

Quiet2,660

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