Open source Slack-alternative in Golang and React - Mattermost

bridge between mattermost, IRC, gitter, xmpp, slack, discord, telegram, rocketchat, steam, twitch, ssh-chat, zulip, whatsapp, keybase, matrix, microsoft teams, nextcloud and more with REST API (mattermost not required!)

some personally made dockerfile

Mattermost Desktop application for Windows, Mac and Linux

Dockerfile for mattermost in production

A feature-rich Unix terminal client for the Mattermost chat system

Connect to your mattermost or slack using your IRC-client of choice.

😈 An extensible chat bot framework. sactive-bot is an evolution of the open source hubot project. - https://www.shipengqi.top/sactive-bot .

Redux for Mattermost

Hubot adapter for Mattermost using Web API and Websockets

Poll plugin for Mattermost

Email Integration for Mattermost

A Mattermost plugin for communicating daily standups across teams

Ansible playbook to provide a turnkey solution for the Team Edition of Mattermost

Mattermost documentation

Graylog alarm callback for Slack

a mattermost plugin that sets reminders for users and channels.

Messenger plugin for Redmine with Slack, Discord, Rocket.Chat and Mattermost support

Mattermost Helm charts for Kubernetes

[DEPRECATED] DevOps tools on Kubernetes with Helm charts

Simple integration between Trello and Mattermost: send Trello activity notifications to Mattermost channels

Automatically rewrite text matching a regular expression into a markdown link.

Giphy Integration Service for Mattermost

Library and CLI utility to send messages to mattermost's incoming webhooks

GitHub plugin for Mattermost

ttth (talk to the hand) is an electron based desktop app for online services like WhatsApp, Threema, Telegram, Twitter, Google and several others.

Zoom plugin for Mattermost 🔌

Launch your open-source web apps with one docker command

Mattermost client using websockets

The Php Driver to interact with the Mattermost Web Service API.