Code Quality Rank: L1
Monthly Downloads: 0
Programming language: TypeScript
License: GNU General Public License v3.0 or later
Tags: Useragent     Ua     Platform     Environment    
Latest version: v5.29.1

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Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. This repo is the primary source for core development on the Mattermost platform; it's written in Go and React and runs as a single Linux binary with MySQL or PostgreSQL. A new compiled version is released under an MIT license every month on the 16th.

Use it for free in Mattermost Cloud or deploy on-premises.

Learn more about the following use cases with Mattermost:

Other useful resources:

Table of contents

Install Mattermost

Other install guides:

Native mobile and desktop apps

In addition to the web interface, you can also download Mattermost clients for Android, iOS, Windows PC, macOS, and Linux.

Google Play App Store Windows PC Mac OSX Linux

Get security bulletins

Receive notifications of critical security updates. The sophistication of online attackers is perpetually increasing. If you're deploying Mattermost it's highly recommended you subscribe to the Mattermost Security Bulletin mailing list for updates on critical security releases.

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Get involved

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See the [LICENSE file](LICENSE.txt) for license rights and limitations.

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Please see [CONTRIBUTING.md](./CONTRIBUTING.md). Join the Mattermost Contributors server to join community discussions about contributions, development, and more.

*Note that all licence references and agreements mentioned in the Mattermost README section above are relevant to that project's source code only.