Mattermost Reviews

Name: Mattermost
Brand: Mattermost

What is Mattermost?

Mattermost’s mission is to make the world safer and more productive by developing and delivering secure, open source collaboration software that is trusted, flexible and offers fast time-to-value. Mattermost’s first product is a collaboration platform built to accelerate DevOps workflows in high-trust environments by offering secure messaging across web, desktop and native mobile devices.

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Buyer's Guide

Enterprise Social Software

January 2026

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Helped 881,707 peers since 2012

Mattermost mindshare

As of February 2026, the mindshare of Mattermost in the Enterprise Social Software category stands at 2.0%, down from 2.7% compared to the previous year, according to calculations based on PeerSpot user engagement data.

Enterprise Social Software Market Share Distribution
Product	Market Share (%)
Mattermost	2.0%
Slack Business - Enterprise	11.2%
Microsoft Teams	8.4%
Other	78.4%

Enterprise Social Software

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Mattermost customers

Broadridge, Galois, National University of Singapore, Rapitt, Center for Applied Internet Data Analysis, Funke Mediengruppe, Wargaming, Oetker Digital