Mattermost
Mattermost is an open source alternative to Slack.
- Open Source
- Official Pricing
Mattermost Alternatives
The best Mattermost alternatives based on verified products, community votes, reviews and other factors.
Latest update:
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/slack-alternativesA messaging app for teams who see through the Earth!
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/telegram-alternativesTelegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
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Try for freeAssembly is an employee recognition software powered by AI that boosts engagement and productivity. Empower teams with peer-to-peer recognition, rewards, and performance tracking. Simplify HR processes and foster a positive workplace culture.
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/rocket-chat-alternativesRocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
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/element-io-alternativesSecure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
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/zulip-alternativesChat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.
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/discord-alternativesStep up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
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/microsoft-teams-alternativesMicrosoft Teams provides the enterprise-level security, compliance and management features you expect from Office 365, including broad support for compliance standards, and eDiscovery and legal hold for channels, chats, and files.
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/skype-alternativesStay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
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/matrix-org-alternativesMatrix is an open standard for decentralized persistent communication over IP.
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/flock-alternativesA faster way for your team to communicate
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/signal-alternativesFast, simple & secure messaging. Privacy that fits in your pocket.
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/ringcentral-video-alternativesLive life unlimited. Free video meetings and team messaging in one app that works the way you do.
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/trello-alternativesInfinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
