Bytedesk vs Zulip

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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Zulip

Apache-2.0

Open-source team chat with a unique topic-based threading model that makes it easy to follow multiple conversations.

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Side-by-side comparison

	Bytedesk	Zulip
License	AGPL-3.0	Apache-2.0
Self-hostable	Yes	Yes
GitHub Stars	437	25,385
Forks	122	9,881
Open Issues	1	2,028
Last Commit	Jun 20, 2026	Jun 19, 2026
First Released	Oct 12, 2023	Sep 25, 2015
Categories	Team Chat & Messaging Tools Customer Communication Platforms	Team Chat & Messaging Tools
Tags	—	#chat #messaging #collaboration

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