Mattermost

Overall rating

8.5

Stars: 32856

Contributors: 394

Mattermost is a secure, flexible collaboration platform designed for team communication and project management. It supports real-time messaging, file sharing, and integrations with popular tools to streamline workflows. Built for scalability, Mattermost offers deployment options and customization to meet diverse organizational needs.

Key Features

  • Real-time messaging and group chat.
  • Secure file sharing and storage.
  • Task and project management tools.
  • Integrations with DevOps and other tools.
  • Customizable workflows and automation.
  • Multi-language support.
  • Advanced permissions and user management.
Activity

Last update: Jun 19, 2025

  • Commits (last week)

    57

  • Resolved issues (last week)

    276

  • Merged PRs (last week)

    76

Maturity

Last update: Jun 21, 2025

  • Age

    10 years 8 days

  • Stability

    STABLE

Information

Funding

Has commercial version

Programming languages

Go
TypeScript
JavaScript

Tags

golang
react
monorepo
react-native
hacktoberfest
mattermost
collaboration