Mattermost is a flexible, open source messaging platform that enables secure team collaboration
Achieve peak productivity - empower DevOps to build the best workflows for your company, ship software faster, and collaborate confidently
Protect your data - maintain full ownership and control of company IP and customer data behind your own firewall or VPN
Avoid costly catastrophes - safeguard against major security incidents, vendor lock-in, and resource-draining technical debt
Organized conversations in teams and channels
Fully searchable message history
1-on-1 and group messaging
Voice, video, and screen sharing
File, image, and link sharing
Emoji and rich Markdown formatting
Focus on what’s most important
Custom desktop, email, and mobile notifications
Do not disturb mode
Keyword mention alerts
Accelerate workflows with integrated tools
Incoming and outgoing webhooks
Custom slash commands
Plugins and extensions
Bots and developer toolkit
Robust API library
OAuth 2.0 applications
Zapier app with more than 700 integrations
Administer with full control over your data
eDiscovery and compliance reporting
Data retention policies
Custom terms of service
AD/LDAP authentication and sync
Enforced multi-factor authentication
SAML 2.0 single sign-on
Command line and database management tools
Performance and system monitoring
What's new in Mattermost
Added a setting to be able to select different desktop notification sounds (Requires Mattermost server v5.28+).
Show Mattermost icon in the menu bar setting is now enabled by default for new installs on Mac, and Show icon in the notification area and Leave app running in the notification area when application window is closed settings are are now
enabled by default for new installs on Ubuntu.
The default window frame and server tabs are now used on older Windows and Linux OS versions.
Added Russian and Ukrainian language spellcheckers.
Added support for allowing access to managed resources.
The same default protocols as in the server are now used in the autolink plugin.
Fixed an issue where the app window started as maximized when "Start app on login" setting was enabled. This setting is not respected when AppImage file (Unofficial) is used.
Fixed an issue where the Add server modal fields were missing the right-click menu.
Fixed an issue where users did not see the right-click menu with Copy and Paste options on the login page when using the desktop app to login to an external application.
Fixed an issue where the URL bar was shown in the bottom left corner when hovering over a timestamp or internal links.
Fixed an issue where users were unable to resize the desktop app vertically from the top tab bar.
Fixed an issue where some links pointing to the System Console did not work on the desktop app.