All of your team’s communication in one place

Secure collaboration, built for operational teams.

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Data Guardian chat app for secure communication and collaboration

Keep your people connected and productive

Eliminate communication silos and let your teams collaborate freely. Message, meet, talk and screen share within fully secure, searchable channels.

Purpose-built for digital operations

Channels are more than chat – they’re your single source of truth for every conversation, process, and activity that your team needs to execute mission-critical work.

Code collaboratively

Markdown formatting, syntax highlighting, and screen share turn Channels into developer collaboration hubs.

Automation and actions

Use slash commands, bots, and integrations to streamline repetitive tasks without leaving your chat window.

Developer tool integrations

Integrate with all the tools your team loves – from GitHub and Jenkins to Jira and ServiceNow.

Feature Highlights

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Automation, slash commands & bot integrations
Rich Markdown formatting & code snippets

Continuous message archive
Full history search
Deep developer tool integrations

Unlimited teams and channels
1:1 and group messaging
Native audio & screenshare

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.

Collaboration that goes beyond messaging

Mattermost Channels allows your team to interface directly with third-party tools and use CLI-style commands, automation, and integrations to help you reduce context switching and stay in the flow.

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.

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.

An all-in-one productivity solution

Your collaboration tools, teams, and processes — unified.

Mattermost: three productivity tools, integrated to work seamlessly together, and aligned with three distinct workflow types across the software development lifecycle.

Platform Overview

Designed for developer workflows

With developer-focused features and tight integration with Mattermost Playbooks and Boards, Channels are designed for you to collaborate across every workflow

DevSecOps Collaboration

Empower your team to accelerate DevSecOps workflows while meeting evolving security and compliance requirements.

Incident Resolution

Resolve incidents quickly and keep every stakeholder connected and informed from the moment an incident occurs all the way through post-mortem.

Mission-Critical ChatOps

Streamline critical workflows with essential tool integrations and automation that helps your team move faster.

Open core 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.

30,000+ Github Stars
30,000+ total contributors
4,000+ contributors

Customer Story

MedinCell gives pharmaceutical researchers a secure collaboration workspace with Mattermost

“Whether it’s the IT department discussing troubleshooting steps to resolve a problem faster, or a private channel of friends organizing a birthday celebration, the usability and ease of access makes Mattermost our go-to messaging tool at MedinCell.”