Software Alternatives & Reviews

Mattermost

Mattermost is an open source alternative to Slack.

Mattermost Alternatives

The best Mattermost alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 264

    A messaging app for teams who see through the Earth!

  2. 127

    Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

  3. Work smarter, not harder. Save 1 day/week with free customizable workflows. Get access to 40+ workflow templates such as Employee Recognition & Engagement. Simplify your day-to-day workflows, increase team productivity & add simplicity to your work.

    Try for free freemium

  4. 169

    Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

    Open Source

  5. 124

    Secure 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.

    Open Source free

  6. 107

    Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.

    Open Source

  7. 118

    Microsoft 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.

  8. 126

    Chat 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.

    Open Source

  9. 85

    Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.

  10. 84

    A faster way for your team to communicate

  11. 92

    Matrix is an open standard for decentralized persistent communication over IP.

    Open Source

  12. 54

    Fast, simple & secure messaging. Privacy that fits in your pocket.

    Open Source

  13. 45

    Live life unlimited. Free video meetings and team messaging in one app that works the way you do.

  14. 30

    Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

    Open Source freemium $12.5 / Monthly (Per user - Business Class)

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