Mostlymatter AlternativesGroup Chat Apps & Instant Messengers like Mostlymatter

Mostlymatter is described as 'Fork of Mattermost meant to remove the users and messages limits. Mattermost open source platform for secure collaboration across the entire software development lifecycle' and is a Group Chat app in the social & communications category. There are more than 10 alternatives to Mostlymatter for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Web-based apps. The best Mostlymatter alternative is Jitsi Meet, which is both free and Open Source. Other great apps like Mostlymatter are Slack, Mattermost, Zoom and Mirotalk.

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Alternatives list

  1. Jitsi Meet icon

    Jitsi Meet

     281 likes
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    Go ahead, video chat with the whole team. In fact, invite everyone you know. Jitsi Meet is a fully encrypted, 100% open source video conferencing solution that you can use all day, every day, for free.

    148 Jitsi Meet alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Apple Watch
    • F-Droid
    Jitsi Meet screenshot 1
     

    • Jitsi Meet is the most popular Web-based, Android, iPhone & iPad alternative to Mostlymatter.

    • Jitsi Meet is the most popular Open Source & free alternative to Mostlymatter.

    • Jitsi Meet is Free and Open SourceMostlymatter is also Free and Open Source
    • Jitsi Meet is Security-focused and Privacy focusedMostlymatter is not according to our users
  2. Slack icon

    Slack

     858 likes
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    Offers unified communication for teams with advanced real-time messaging, contextual features, versatile chat tools, and organized conversations in dedicated channels with integrated file sharing on Mac, Windows, Linux, and mobile platforms for enhanced productivity.

    225 Slack alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Electron
    • Software as a Service (SaaS)
    Slack screenshot 1
     

    • Slack is the most popular Windows, Mac, Linux & SaaS alternative to Mostlymatter.

    • Slack is Freemium and ProprietaryMostlymatter is Free and Open Source
  4. Mattermost icon

    Mattermost

     253 likes
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    Mattermost is a secure, open source platform for communication, collaboration, and workflow orchestration across tools and teams.

    131 Mattermost alternatives

    Cost / License

    • Subscription
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • JavaScript
    • Software as a Service (SaaS)
    • Go (Programming Language)
    • Cloudron
    Mattermost screenshot 1
     
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    1
    Comments about Mattermost as an Alternative to Mostlymatter
    c17s5qhu
    Positive
    0

    It is the closest to Mattermost. Since it is a fork from the Mattermost

    Mostlymatter Icon
    Mattermost icon

    • Mattermost is the most popular commercial alternative to Mostlymatter.

    • Mattermost is Paid and Open SourceMostlymatter is Free and Open Source
  5. Ad
    Screenshot
    Google Meet icon
    Google Meet

    HD video and audio meetings for up to 250 participants with real-time captions, international dial-in, screen and presentation sharing, secure browser-based access, calendar scheduling, chat messaging, file sharing, and adaptive ...

    https://meet.google.com
    Learn More
  6. Zoom icon

    Zoom

     157 likes
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    Provides video conferencing with high-quality video and screen sharing, supporting up to 100 participants, real-time whiteboard collaboration, group messaging, and VoIP. Compatible across devices including smartphones and PCs, offering flexibility for remote meetings.

    230 Zoom alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    • Apple Car Play
    • Android Auto
    • Apple TV
    • Android TV
    Zoom screenshot 1
     
  8. Infomaniak kMeet icon

    Infomaniak kMeet

     21 likes
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    kMeet is an unlimited, free, Swiss solution for organising encrypted video-conferences.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • F-Droid
    Infomaniak kMeet screenshot 1
     
  10. Nextcloud Talk icon

    Nextcloud Talk

     33 likes
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    Self-hosted communication platform with secure audio, video, chat, web conferencing, screensharing, advanced encryption, and metadata privacy, running on user-controlled servers, supporting web and mobile apps, and eliminating third-party data exposure.

    109 Nextcloud Talk alternatives

    Cost / License

    • Free Personal
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Nextcloud
    • F-Droid
    • Flatpak
    • Chocolatey
    Nextcloud Talk screenshot 1
     
  11. Element Pro icon

    Element Pro

     4 likes
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    Element Pro is a secure enterprise communication app built on the Matrix protocol, designed for organizations that need encrypted, compliant, and fully controlled collaboration. It combines real-time messaging, voice and video calls, and file sharing with strong administrative...

    Cost / License

    • Subscription
    • Proprietary

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    Element Pro screenshot 1
     
  12. Microsoft Teams icon

    Microsoft Teams

     55 likes
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    A comprehensive collaboration platform within Office 365, providing centralized chat, file sharing, and HD video meetings. Accessible on multiple platforms, it offers enterprise-grade security and compliance, customizable notifications, and private to group chat sessions.

    248 Microsoft Teams alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Android Auto
    • Microsoft 365
    • Apple Car Play
    Microsoft Teams screenshot 1
     
  13. Google Meet icon

    Google Meet

     20 likes
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    HD video and audio meetings for up to 250 participants with real-time captions, international dial-in, screen and presentation sharing, secure browser-based access, calendar scheduling, chat messaging, file sharing, and adaptive video quality for remote teams.

    100 Google Meet alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Workspace
    Google Meet screenshot 1
     
10 of 10 Mostlymatter alternatives