* MM-14138: Adding new "VIEW_MEMBERS" permissions restrict the scope of users visibility * Fixing gofmt * Fixing broken tests * Addressing PR review comments from Miguel de la Cruz * Removed hack * A bit nicer and cleaner code in the UserBelongsToChannels function * Adding cluster cache invalidation for user team ids * Checking in the correct order permissions to not leek existency information * Adding restrictions to TeamMembers and User status requests * Fixing tests * Fixing status endpoint permissions checks * Adding more tests * Fixing tests * More tests and making the restrictions query based only on joins * Adding more tests * Adding more tests * fixing merge problems * Reverting status changes to avoid performance issues * Adding more tests * Fixing test * i18n extract * Adding extra method for get restrictions for a team * Add the new elasticsearch functions to search users with restrictions * Add missing translation string * Rename restrictedChannelIds to restrictedToChannels * Remove ToDo * Adding the permission to the SystemAdmin role during permissions migrations
Mattermost is an open source, private cloud, Slack-alternative from https://mattermost.com.
It's written in Golang and React and runs as a single Linux binary with MySQL or PostgreSQL. Every month on the 16th a new compiled version is released under an MIT license.
Try out Mattermost
- Join the Mattermost Contributor's server (latest nightly builds, unstable)
- Join the Mattermost Demo server (latest stable version)
Deploy on Heroku
Note: Heroku preview does not include email or persistent storage
Deploy on a Cloud Platform via Bitnami
Auto-deploy Mattermost to Amazon Web Services, Azure, Google Cloud Platform, or Oracle Cloud Platform via Bitnami.
Install on Your Own Machine
- One-line Docker Preview
- Developer Machine Setup
- Production Install Guides using Linux Binary
- Production Docker Install
Native Mobile and Desktop Apps
In addition to the web interface, you can also download Mattermost clients for Android, iOS, Windows PC, Mac OSX, and Linux.
Get Security Bulletins
Receive notifications of critical security updates. The sophistication of online attackers is perpetually increasing. If you are deploying Mattermost it is highly recommended you subscribe to the Mattermost Security Bulletin mailing list for updates on critical security releases.
Get Involved
- Contribute Code
- Find "Help Wanted" projects
- Join Developer Discussion on a Mattermost Server for contributors
- File Bugs
- Share Feature Ideas
- Get Troubleshooting Help
- Help translate Mattermost
Learn More
- API Options - webhooks, slash commands, drivers and web service
- See who's using Mattermost
- Browse over 700 Mattermost integrations
Get the Latest News
- Twitter - Follow Mattermost
- Blog - Get the latest updates from the Mattermost blog.
- Email - Subscribe to our newsletter (1 or 2 per month)
- IRC - Join the #matterbridge channel on Freenode (thanks to matterircd)
Any other questions, mail us at info@mattermost.com. We’d love to meet you!





