Rocket.Chat AlternativesOnly Open Source apps categorised as Encrypted Chat Apps

The best open source Encrypted Chat alternative to Rocket.Chat is Element. It's not free, so if you're looking for a free alternative, you could try Element or Matrix. If that doesn't suit you, our users have ranked more than 100 alternatives to Rocket.Chat and 15 are open source Encrypted Chat Apps so hopefully you can find a suitable replacement. Other interesting open source Encrypted Chat App alternatives to Rocket.Chat are Zulip, Element X, Quiet Chat and Mirotalk.

filter to find the best alternatives

Rocket.Chat alternatives are mainly Encrypted Chat Apps, but if you're looking for Group Chat Apps or Instant Messengers you can filter on that. Other popular filters include Self-Hosted and Self-Hosted + Open Source. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Rocket.Chat.
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Alternatives list

  1. Element icon

    Element

     785 likes

    Provides secure collaboration with end-to-end encryption, supporting chat, voice, and video calls. Available on all major platforms, it enables digital sovereignty with a decentralized design and interoperability through bridges to systems like Slack and Teams. Includes enterprise-grade SaaS.

    311 Element alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Flathub
    • F-Droid
    • Cloudron
    • Snapcraft
    Video calls for desktop and mobile
     
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    1
    Element vs Rocket.Chat Comments
    James AI
    Positive
    1

    Yes its their main competitor, except for the omnichannel feature

    • Element is Free Personal and Open SourceRocket.Chat is Freemium and Open Source
    • Element is Privacy focused and LightweightRocket.Chat is not according to our users
  2. Matrix icon

    Matrix

     390 likes

    Open standard protocol enabling decentralized, encrypted instant messaging, VoIP signaling, IoT device connectivity, and persistent data management across federated servers without central control or single points of failure, bridging communication platforms.

    170 Matrix alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • WebRTC
    • Python
    • JavaScript
    • Go (Programming Language)
    • Cloudron
    • Java
    • Perl
    Main Page
     
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    1
    Matrix vs Rocket.Chat Comments
    Guest
    Negative
    6

    Matrix is "a set of open APIs", not team collaboration software.

    Review by a new / low-activity user.
    • Matrix is Free and Open SourceRocket.Chat is Freemium and Open Source
    • Matrix is Privacy focused, Security-focused and LightweightRocket.Chat is not according to our users
  4. Jitsi Meet icon

    Jitsi Meet

     287 likes

    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.

    150 Jitsi Meet alternatives

    Cost / License

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Apple Watch
    • F-Droid
    Jitsi Meet screenshot 1
     
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    1
    Jitsi Meet vs Rocket.Chat Comments
    luison
    Negative
    1

    Jitsi is a video chatting system not a team coms

    • Jitsi Meet is Free and Open SourceRocket.Chat is Freemium and Open Source
    • Jitsi Meet is Security-focused, Privacy focused and LightweightRocket.Chat is not according to our users
  5. Zulip icon

    Zulip

     267 likes

    Threaded group conversations combine live and asynchronous messaging, separating topics for organized collaboration, supporting open-source, cloud, and self-hosted deployments, secure communication with encryption, and multi-platform access for diverse teams.

    227 Zulip alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • Self-Hosted
    • F-Droid
    Zulip screenshot 1
     
  7. Quiet Chat icon

    Quiet Chat

     19 likes

    Peer-to-peer group chatting over Tor and IPFS, with local-first encrypted messaging and no central servers, offers privacy-focused decentralized collaboration for teams, supporting desktop and mobile. FOSS, open to contributors, and avoids surveillance-based tracking.

    59 Quiet Chat alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Quiet Chat screenshot 1
     
  10. nheko icon

    nheko

     5 likes

    Matrix-focused desktop chat client supporting secure end-to-end encrypted messaging, voice and video calling, file sharing, emoji, room and community management, multi-theme interface, presence/status, notifications, profiles, and plugin integration for Unix.

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    Chat
     
  11. Modular.im icon

    Modular.im

     Like

    Awesome hosting for Matrix chat and integrations - built on the Matrix open ecosystem for secure, decentralised communication, by the creators of Matrix.

    Cost / License

    • Paid
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
     
  12. Semaphor icon

    Semaphor

     13 likes

    Zero Knowledge, end-to-end encrypted collaboration tool for teams and businesses. Reviewable source code. Python wrapper for bots & integrations. Encryption white paper. Native offline mode. Faster file-sharing. Built for enterprise.

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    Semaphor screenshot 1
     
  13. PrivMX Fusion icon

    PrivMX Fusion

     2 likes

    PrivMX Fusion is safe and easy collaboration software for all kinds of teams, with virtual workspace protected by end-to-end encryption. Each team uses desktop/laptop client software and its own (zero-knowledge) PrivMX Team Server.

    Cost / License

    • Freemium
    • Open Source

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Software as a Service (SaaS)
    Get a multi-window view and use PrivMX pocket - a companion app available for IOS and Android.
     
  14. dirc icon

    dirc

     7 likes

    Dirc is a peer-to-peer web application which uses WebRTC to set up connections between chat participants without requiring a back-end server. The static files can be self-hosted. Other features:

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Self-Hosted
    dirc screenshot 1
     
12 of 15 Rocket.Chat alternatives