Repositories list

• mattermost-plugin-jira

  Public
  JIRA plugin for Mattermost 🔌

  jiramattermosthacktoberfest+ 2

  jiramattermosthacktoberfestmattermost-pluginjira-integration

  Go

  •

  Apache License 2.0

  •140140 forks•108108 stars•4848 issues•1212 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-ai-marketplace

  Public

  mattermost/mattermost-ai-marketplace’s past year of commit activity
  MIT License

  •11 fork•22 stars•00 issues•55 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-mobile

  Public

  mattermost/mattermost-mobile’s past year of commit activity
  Next generation iOS and Android apps for Mattermost in React Native

  hacktoberfestmattermost-mobile

  hacktoberfestmattermost-mobile

  TypeScript

  •

  Apache License 2.0

  •1.6k1.6k forks•2.6k2.6k stars•185185 issues•8888 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-plugin-agents

  Public

  mattermost/mattermost-plugin-agents’s past year of commit activity
  Mattermost Agents plugin supporting multiple LLMs

  aimattermostmattermost-plugin+ 1

  aimattermostmattermost-pluginllm

  Go

  •

  Apache License 2.0

  •8484 forks•219219 stars•4040 issues•2020 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost

  Public

  mattermost/mattermost’s past year of commit activity
  Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

  reactgolangreact-native+ 4

  reactgolangreact-nativecollaborationmonorepomattermosthacktoberfest

  TypeScript

  •

  Other

  •8.6k8.6k forks•36k36k stars•555555 issues•308308 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-plugin-playbooks

  Public

  mattermost/mattermost-plugin-playbooks’s past year of commit activity
  Mattermost Playbooks enable reliable and repeatable processes for your teams using checklists, automation, and retrospectives.

  mattermost

  mattermost

  TypeScript

  •

  Apache License 2.0

  •189189 forks•9393 stars•2626 issues•3232 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-plugin-channel-automation

  Public

  mattermost/mattermost-plugin-channel-automation’s past year of commit activity
  Go

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•1111 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-atlantis-docker

  Public
  A custom docker image of Atlantis tool for cloud to run terraform.

  Makefile

  •00 forks•11 star•00 issues•00 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-developer-documentation

  Public

  mattermost/mattermost-developer-documentation’s past year of commit activity
  Mattermost developer documentation.

  documentationdeveloperhacktoberfest

  documentationdeveloperhacktoberfest

  CSS

  •

  BSD 3-Clause "New" or "Revised" License

  •450450 forks•8989 stars•3131 issues•99 pull requests•Updated Apr 24, 2026Apr 24, 2026

• docs

  Public

  mattermost/docs’s past year of commit activity
  Mattermost documentation

  hacktoberfestmattermost-documentation

  hacktoberfestmattermost-documentation

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •609609 forks•228228 stars•2929 issues•2727 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-plugin-legal-hold

  Public

  mattermost/mattermost-plugin-legal-hold’s past year of commit activity
  Plugin to create and manage legal holds in Mattermost

  Go

  •

  Other

  •88 forks•77 stars•2525 issues•44 pull requests•Updated Apr 24, 2026Apr 24, 2026

• desktop

  Public
  Mattermost Desktop application for Windows, Mac and Linux

  electrondesktopmattermost+ 3

  electrondesktopmattermosthacktoberfestmattermost-desktop-applicationmattermost-desktop

  TypeScript

  •

  Apache License 2.0

  •941941 forks•2.2k2.2k stars•2525 issues•88 pull requests•Updated Apr 24, 2026Apr 24, 2026

• mattermost-plugin-calls

  Public
  TypeScript

  •

  Other

  •9494 forks•140140 stars•4040 issues•1313 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-plugin-boards

  Public
  Mattermost plugin for Boards. This will host plugin only and is independent of Focalboard.

  TypeScript

  •

  Other

  •4848 forks•131131 stars•4747 issues•2121 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-marketplace

  Public
  The stateless HTTP service backing the Mattermost marketplace.

  mattermostmattermost-plugin

  mattermostmattermost-plugin

  Go

  •

  Apache License 2.0

  •2626 forks•4343 stars•00 issues•44 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-plugin-github

  Public
  GitHub plugin for Mattermost

  githubgithub-integrationmattermost+ 2

  githubgithub-integrationmattermosthacktoberfestmattermost-plugin

  Go

  •

  Apache License 2.0

  •168168 forks•178178 stars•7272 issues•1414 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-test-system-io

  Public
  Mattermost Test System IO - API server and web dashboard for collecting, storing, and viewing Test Automation reports.

  reactrusttypescript+ 2

  reactrusttypescripttest-automationactix-web

  Go

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-plugin-demo

  Public
  A demo of what Mattermost plugins can do.

  mattermosthacktoberfestmattermost-plugin

  mattermosthacktoberfestmattermost-plugin

  Go

  •

  Apache License 2.0

  •108108 forks•9393 stars•77 issues•33 pull requests•Updated Apr 23, 2026Apr 23, 2026

• mattermost-plugin-starter-template

  Public template
  Build scripts and templates for writing Mattermost plugins.

  templatemattermosthacktoberfest+ 1

  templatemattermosthacktoberfestmattermost-plugin

  Go

  •

  Apache License 2.0

  •140140 forks•155155 stars•1414 issues•22 pull requests•Updated Apr 22, 2026Apr 22, 2026

• notices

  Public
  notices.mattermost.com

  TypeScript

  •88 forks•66 stars•00 issues•11 pull request•Updated Apr 22, 2026Apr 22, 2026

• mattermost-helm

  Public
  Mattermost Helm charts for Kubernetes

  charthelmmattermost+ 1

  charthelmmattermostmattermost-helm

  Go Template

  •

  Apache License 2.0

  •155155 forks•197197 stars•6464 issues•1919 pull requests•Updated Apr 22, 2026Apr 22, 2026

• mattermost-omnibus

  Public
  A simple way to install Mattermost.

  mattermost

  mattermost

  Go

  •2323 forks•2626 stars•1111 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• mmetl

  Public
  Go

  •3333 forks•1212 stars•1212 issues•77 pull requests•Updated Apr 22, 2026Apr 22, 2026

• mattermost-plugin-gitlab

  Public
  GitLab plugin for Mattermost

  mattermosthacktoberfestmattermost-plugin

  mattermosthacktoberfestmattermost-plugin

  JavaScript

  •

  Apache License 2.0

  •9191 forks•150150 stars•4040 issues•1313 pull requests•Updated Apr 20, 2026Apr 20, 2026

• docker

  Public
  Install Mattermost server via Docker

  Shell

  •

  Apache License 2.0

  •275275 forks•506506 stars•4040 issues•1111 pull requests•Updated Apr 20, 2026Apr 20, 2026

• actions

  Public
  Custom Github Actions

  Shell

  •

  Apache License 2.0

  •33 forks•00 stars•00 issues•11 pull request•Updated Apr 20, 2026Apr 20, 2026

• mattermost-plugin-google-calendar

  Public
  Mattermost Google Calendar Plugin

  mattermosthacktoberfestmattermost-plugin

  mattermosthacktoberfestmattermost-plugin

  Go

  •

  Apache License 2.0

  •4242 forks•5353 stars•2121 issues•99 pull requests•Updated Apr 20, 2026Apr 20, 2026

• matterwick

  Public
  Mattermost Cloud GitHub Bot to spin Mattermost Test servers

  golangmattermost

  golangmattermost

  Go

  •

  Apache License 2.0

  •44 forks•11 star•00 issues•00 pull requests•Updated Apr 17, 2026Apr 17, 2026

• mattermost-plugin-wrangler

  Public
  Manage Mattermost Messages Masterfully!

  reactreduxgo+ 4

  reactreduxgogolangtypescriptmattermostmattermost-plugin

  Go

  •

  Apache License 2.0

  •1515 forks•5858 stars•2020 issues•11 pull request•Updated Apr 16, 2026Apr 16, 2026

• mattermost-plugin-mscalendar

  Public
  Mattermost plugin for Microsoft Office365

  mattermosthacktoberfestmattermost-plugin

  mattermosthacktoberfestmattermost-plugin

  Go

  •

  Apache License 2.0

  •3131 forks•2222 stars•5959 issues•44 pull requests•Updated Apr 16, 2026Apr 16, 2026