Comparison

Mattermost vs Zulip

On the evidence we track, Zulip leads this comparison with a composite score of 71/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Mattermost59
Zulip71
Score
Vioscale score
Mattermost59 / 100medium · 66%
Zulip71 / 100medium · 73%
Pricing
Free tier
Mattermost
Zulip
Model
Mattermostcommercial
Price level
Mattermostlow
Zulipfree
Transparent
Mattermost
Zulip
Integrations
Count
Mattermost14
Zulip130
Security
Disclosure policy
Mattermost
Zulip
Gdpr
Mattermost
Zulip
Hipaa
Mattermost
Zulip
Scorecard
Mattermost7.3
Zulip
Reliability
Status page
Mattermost
Zulip
Adoption
Dependent repos
Mattermost371
Zulip
Github stars
Mattermost38,909
Zulip
Activity
Commits last 30d
Mattermost100
Zulip
Release
Cadence days
Mattermost1
Zulip
History
Mattermost20 items
Zulip
Language
Primary
MattermostTypeScript
Zulip

Capabilities

Feature-by-feature on the axes that matter for collaboration software. “-” means undocumented, not absent.

Modality
Messaging
Mattermost
Zulip
Video meetings
Mattermost
Zulip
Whiteboard
Mattermost
Zulip-
Meetings
Screen sharing
Mattermost
Zulip
Recording / transcription
Mattermost-
Zulip-
Security
End-to-end encryption
Mattermost-
Zulip
SSO / SCIM
Mattermost
Zulip
Access
Guest / external access
Mattermost-
Zulip
Compliance
Compliance controls
Mattermost
Zulip
Deployment
Hosting
MattermostCloud + self-hosted
ZulipCloud + self-hosted
Scale
Max participants
Mattermost-
Zulip-
Ecosystem
App marketplace
Mattermost
Zulip
Public API / bot framework
Mattermost
Zulip
Commercial
Free tier
Mattermost
Zulip

What each one is

The product in its own terms, so the numbers below have context.

Mattermost

Mattermost is an open-source messaging and collaboration platform designed for organizations requiring data sovereignty, self-hosting control, and mission-critical availability. It integrates with external tools and workflows, supports high-availability deployments, and serves government, defense, and enterprise customers needing secure, compliant operations.

Independently observed

Zulip

Leader

Zulip is an open-source team chat platform featuring topic-based threading to organize conversations. It supports both synchronous and asynchronous workflows and offers flexible deployment options including cloud hosting or self-hosted infrastructure.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Mattermost

HybridFree tier

Free open-source tier available; commercial E10 and E20 enterprise editions

  • Open SourceFree
  • Enterprise E10-
  • Enterprise E20-
as of verify ↗

Zulip

Leader
from $-20/moSubscriptionFree tier

From free to $12/user/month (Cloud Plus). Self-hosted from $3.50/user/month.

  • Zulip Cloud FreeFree
    • 10,000 messages search history
    • 5GB total file storage
    • Complete team chat solution
    • Hundreds of integrations
    • Advanced roles and permissions
    • +1 more
  • Zulip Cloud Standard$6.67/user/month billed annually or $8/month
    • Unlimited search history
    • 5GB per user storage
    • Custom permission groups
    • Message retention policies
    • Custom branding
    • +2 more
  • Zulip Cloud Plus$10/user/month billed annually or $12/month (minimum 10 users)
    • All Standard features
    • 25GB per user storage
    • SAML SSO (Okta, OneLogIn)
    • SCIM sync
    • Custom domain
    • +1 more
  • Self-hosted FreeFree
    • All Zulip features
    • Mobile notifications (limited)
    • 100% open-source
  • Self-hosted Basic$3.50/user/month, $20/month off first year
    • All features
    • Unlimited mobile notifications
    • Supports open-source development
  • Self-hosted Business$6.67/user/month billed annually or $8/month (minimum 25 users), $20/month off first year
    • All features
    • Email and chat support
    • SSO (SAML, Entra ID)
    • AD/LDAP sync
    • Configurable guest access
    • +2 more
  • Self-hosted EnterpriseContact sales
    • All features
    • Phone, email and chat support
    • OpenID Connect SSO
    • SCIM sync
    • Implementation consulting
    • +2 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Mattermost
Zulip
iOS
Mattermost
Zulip
Android
Mattermost
Zulip
macOS
Mattermost
Zulip
Windows
Mattermost
Zulip
Linux
Mattermost
Zulip
CLI
Mattermost
Zulip
Deployment
Cloud / SaaS
Mattermost
Zulip
Self-hosted
Mattermost
Zulip
On-premise
Mattermost
Zulip
Hybrid
Mattermost
Zulip
Air-gapped
Mattermost
Zulip

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (4)
  • Slack
  • Jenkins
  • GitLab
  • GitHub

Mattermost

14 total - 10 not shared
  • Git
  • Twitter
  • Bugzilla
  • RSS
  • Gerrit
  • Redmine
  • Mercurial
  • SVN
  • Threema
  • Pexip
Independently observed

Zulip

Leader
50 total - 46 not shared
  • Microsoft Teams
  • Discord
  • Mattermost
  • Rocket.Chat
  • Matrix
  • IRC
  • Email
  • Bitbucket
  • Asana
  • Jira
  • Linear
  • Trello
  • Basecamp
  • CircleCI
  • GitHub Actions
  • Travis CI
  • TeamCity
  • Heroku
  • Netlify
  • Docker
  • Kubernetes
  • Ansible Tower
  • Puppet
  • Grafana
  • +22 more
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.