Alternatives to Zulip

Zulip: Organized team chat. 8 products similar to Zulip, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 5 of 8 have an API, 3 of 8 offer an MCP server, 2 of 8 are open source.

Pumble
Team communication app for messaging, file sharing, and video calls
Email & messaging free tierMCP
Twist
Organized work communication for flexible teams
Email & messaging free tier
Huly
Everything App for your teams
Other free tieropen source
Flock
Team messenger and online collaboration platform
Email & messaging free tierAPI
Rocket.Chat
Secure communication platform for messaging, voice, video, apps, and AI, deployable on-premises, in sovereign cloud, or air-gapped.
Email & messaging free tierAPISDKopen source
Slack
AI work platform and productivity tools
Email & messaging free tierAPIMCPSDK
Teamplify
Team management for developers
Developer productivity free tierAPI
Zuplo
The unified gateway for APIs, AI, and MCP
APIs & backend free tierAPIMCPSDK

Side by side

Product	Pricing	Free tier	API	MCP server	SDK	Open source
Zulip	Freemium	yes	yes	—	—	yes
Pumble	Freemium · from 2.49	yes	no	yes	no	no
Twist	Freemium	yes	—	no	—	no
Huly	Freemium	yes	—	—	—	yes
Flock	Freemium	yes	yes	no	no	no
Rocket.Chat	Freemium	yes	yes	no	yes	yes
Slack	Freemium	yes	yes	yes	yes	no
Teamplify	Freemium	yes	yes	no	no	no
Zuplo	Freemium	yes	yes	yes	yes	no

Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.

API

curl https://toolgrep.com/api/products/zulip/alternatives