Mattermost vs Microsoft Teams: Which Is Better in 2026?
A side-by-side comparison of Mattermost and Microsoft Teams, two communication tools — what each does, who it's best for, and how to choose between them.
Quick verdict
Mattermost and Microsoft Teams are both communication tools, so it comes down to fit. Pick Mattermost if you want An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. Pick Microsoft Teams if you want Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size.
Mattermost
An open-source, self-hostable team messaging platform built for security-conscious and technical organizations.
- Category
- Communication
- Rating
- Not yet rated
- Best for
- team chat, open source, self-hosted
Microsoft Teams
Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size.
- Category
- Communication
- Rating
- Not yet rated
- Best for
- chat, video meetings, collaboration
| At a glance | Mattermost | Microsoft Teams |
|---|---|---|
| What it is | An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. | Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size. |
| Category | Communication | Communication |
| Type | Software | Software |
| Best for | team chat, open source, self-hosted, collaboration | chat, video meetings, collaboration, Office 365 |
What is Mattermost?
What is Microsoft Teams?
Key differences at a glance
- Purpose: Mattermost is An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. Microsoft Teams, by contrast, is Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size.
- Category & type: both sit in Communication, and both are offered as software.
- Best suited for: Mattermost leans toward team chat, open source, self-hosted, whereas Microsoft Teams leans toward chat, video meetings, collaboration.
- Community rating: Mattermost is not yet rated vs Microsoft Teams is not yet rated. Ratings are community-submitted and change over time.
Mattermost vs Microsoft Teams: which should you choose?
Mattermost and Microsoft Teams both serve the communication space, so the best choice depends on your priorities. Choose Mattermost if you want An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. Choose Microsoft Teams if you want Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size.The smartest move is to try each one's free tier or trial on a real task — that's the fastest way to feel the difference and pick the tool you'll actually stick with.
Frequently asked questions
Is Mattermost better than Microsoft Teams?
It depends on what you need. Mattermost is An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. Microsoft Teams is Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size. Both are communication tools, so the right pick comes down to your specific priorities, budget and workflow.
What's the main difference between Mattermost and Microsoft Teams?
Mattermost focuses on An open-source, self-hostable team messaging platform built for security-conscious and technical organizations. while Microsoft Teams focuses on Chat, meetings, and collaboration deeply integrated with Microsoft 365 for businesses of every size. Read the full breakdown above and check each tool's site for current features and pricing.
Can I use both Mattermost and Microsoft Teams?
In many cases, yes — teams often use complementary tools together. Whether it makes sense depends on overlap in functionality and your budget. Try the free tier or trial of each to see how they fit your stack before committing.
Which is cheaper, Mattermost or Microsoft Teams?
Pricing changes often, so check each tool's pricing page for the latest. Many tools offer a free tier or trial, which is the best way to evaluate value for your specific usage before you pay.