Mattermost | Channels
All of your team’s communication in one place
Secure collaboration, built for developers.


Collaborate any time, anywhere
Persistent channels and 1:1 group messaging, meeting, calls, and file sharing works seamlessly across web, desktop, and mobile so you can stay connected, wherever you are.

An all-in-one productivity solution
Tightly-integrated with Mattermost Playbooks and Boards so you can move easily from sprint planning and milestone tracking to pushing releases into production and automating rollback when incidents arise.

Start secure audio calls in a click
When typing isn’t fast enough, switch from channel-based chat to secure audio calls with a single click while sharing team documents, presentations, images, and more.

Designed for digital operations
More than just messaging, Mattermost Channels allows developers to interface directly with third-party developer tools and use CLI-style commands, automation, and integrations to help you reduce context switching and stay in the flow.

Gain agility without sacrificing security
Compliant with the strictest data privacy and regulatory policies. Get full control of your data with granular user and admin settings so you always keep your data safe and secure.

Open source and yours to customize
Supported by a growing community of over 6,000 contributors. Get pre-built integrations with the tools you use every day, customize your themes and branding, and contribute your own code.
Collaborate any time, anywhere
Persistent channels and 1:1 group messaging, meeting, calls, and file sharing works seamlessly across web, desktop, and mobile so you can stay connected, wherever you are.
An all-in-one productivity solution
Tightly-integrated with Mattermost Playbooks and Boards so you can move easily from sprint planning and milestone tracking to pushing releases into production and automating rollback when incidents arise.
Start secure audio calls in a click
When typing isn’t fast enough, switch from channel-based chat to secure audio calls with a single click while sharing team documents, presentations, images, and more.
Designed for digital operations
More than just messaging, Mattermost Channels allows developers to interface directly with third-party developer tools and use CLI-style commands, automation, and integrations to help you reduce context switching and stay in the flow.
Gain agility without sacrificing security
Compliant with the strictest data privacy and regulatory policies. Get full control of your data with granular user and admin settings so you always keep your data safe and secure.
Open source and yours to customize
Supported by a growing community of over 6,000 contributors. Get pre-built integrations with the tools you use every day, customize your themes and branding, and contribute your own code.






Feature Highlights
- Unlimited teams and channels
- 1:1 and group messaging
- Native audio & screen share
- Continuous message archive
- Full history search
- Deep developer tool integrations
- Automation, slash commands, bot integrations
- Rich markdown formatting and code snippets