Bytedesk vs Mattermost

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

Bytedesk

AGPL-3.0

Open source AI-powered omnichannel customer service platform that combines live chat, ticketing, and team collaboration as an alternative to Slack, Zendesk, Intercom, and HubSpot.

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Mattermost

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

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Side-by-side comparison

	Bytedesk	Mattermost
License	AGPL-3.0	—
Self-hostable	Yes	No
GitHub Stars	437	38,114
Forks	122	8,758
Open Issues	1	920
Last Commit	Jun 20, 2026	Jun 19, 2026
First Released	Oct 12, 2023	Jun 15, 2015
Categories	Team Chat & Messaging Tools Customer Communication Platforms	Team Chat & Messaging Tools
Tags	—	—

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