Communication Team Chat mature

Mattermost

Open-source team-chat platform

31.0K stars Since 2020
Website → GitHub

Self-hosted communication platform with team-chat, channels, integrations

License
Apache-2.0
Min RAM
1 GB
Min CPUs
2 cores
Scaling
single_node
Complexity
intermediate
Performance
medium
Self-hostable
✓
K8s native
✕
Offline
✕
Pricing
fully free
Docs quality
good
Vendor lock-in
none

Use cases

  • ✓ Primary: team-messaging
  • ✓ Primary: devops-communication
  • ✓ Primary: channel-organization

Integrates with

GitLab CE
CI/CD
Jenkins
CI/CD
Keycloak
Identity Provider
Focalboard
Kanban
Jitsi Meet
Video / Meeting
n8n
Workflow

Complements

Focalboard
Kanban
GitLab CE
CI/CD
Jitsi Meet
Video / Meeting
Keycloak
Identity Provider

Compare with alternatives

Conflicts with

Rocket.Chat
Communication
Zulip
Communication

Replaces / alternatives to

  • Slack
  • Microsoft Teams

Technical specs

Language
GoReact
API type
REST
Protocols
HTTP
Deployment
docker

Community

GitHub stars 31.0K
Contributors 0
Commit frequency weekly
Plugin ecosystem none
Backing Mattermost Inc
Funding open_core

Release

Latest version —
Last release —
Since 2020

Best fit

Team size
smallmediumenterprise
Industries
general

Tags

  • team-chat
  • channels
  • integrations
  • devops-comms
  • threads
  • plugins
  • bots