Private messengers

Open Source
Open SourceList by Open Source, last updated 2022-10-08
  1. Simlar icon

    Simlar for android.

    • FreeOpen Source
    • Android
    • iPhone
    • ...
  2. Rocket.Chat icon

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

    • Group Chat App
    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Cloudron
    • ...
    Rocket.Chat screenshot 1
  3. Anonymous Messenger icon

    A peer to peer private anonymous and secure messenger that works over Tor.

    • ...
    Anonymous Messenger screenshot 1
    Anonymous Messenger screenshot 2
    Anonymous Messenger screenshot 3
  4. Wire icon

    Wire is the most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption.

    • Group Chat App
    • Free PersonalOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    • Software as a Service (SaaS)
    • ...
    Wire screenshot 1
    Wire screenshot 2
    Wire screenshot 3
  5. SimpleX Chat icon

    SimpleX - the most private and secure chat and applications platform - now with double ratchet E2E encryption! Built on Haskell with Love and Coffee.

    • ...
    SimpleX Chat screenshot 1
  6. Speek! icon

    Speek! is the first messenger that is anonymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized.

    • ...
    Speek! screenshot 1
  7. WebCall icon

    WebCall offers free high-quality audio and video telephony based on WebRTC 1.0. All data is delivered from peer to peer. The P2P links are always end-to-end encrypted. WebCall provides web applications for caller and callee.

    • ...
    WebCall screenshot 1
  8. Molly icon

    Molly is an independent Signal fork for Android.

    • ...
  9. Berty icon

    Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network. Berty is a privacy-first messaging application built on top of the Berty Protocol.

    • ...
    Berty screenshot 1
    Berty screenshot 2
    Berty screenshot 3
  10. Cwtch icon

    Cwtch - (a Welsh word roughly translating to “a hug that creates a safe place”) is a decentralized, privacy-preserving, multi-party messaging protocol that can be used to build metadata resistant applications.

    • ...
    Cwtch screenshot 1
  11. Linphone icon

    Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.

    • ...
    iOS Assistant
  12. Briar icon

    An open-source decentralized and encrypted messaging app even without internet connection via Wi-Fi and Bluetooth. Messages are stored securely on your device, not in the cloud. Connect directly with nearby contacts - no Internet access is required.

    • ...
    Briar screenshot 1
    Briar screenshot 2
    Briar screenshot 3
  13. Jitsi Meet icon

    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.

    • Video Calling App
    • FreeOpen Source
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Apple Watch
    • F-Droid
    • ...
    Jitsi Meet screenshot 1
  14. Status icon

    Status combines a private messenger, secure crypto wallet, and Ethereum Web3 DApp browser into one powerful communication tool. Chat with friends and growing communities. Buy, sell, store, and exchange digital assets.

    • Instant Messenger
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • F-Droid
    • APK Downloader
    • ...
    Status screenshot 1
    Status screenshot 2
    Status screenshot 3
  15. Delta Chat icon

    Delta Chat looks and feels like other popular messenger apps, but does not involve centralized control, tracking or selling you, friends, colleagues or family out to large organizations. "Privacy by Design" has never been more fun.

    • Group Chat App
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • Snapcraft
    • Flathub
    • F-Droid
    • ...
    Delta Chat screenshot 1
  16. Session icon

    Session is the world's first open-source, decentralised private messenger to use industry-leading Signal Protocol encryption — without asking for your phone number.

    • ...
    Session screenshot 1
    Session screenshot 2
    Session screenshot 3
  17. aTox icon

    aTox is a free open-source messaging app for the Tox protocol.

    • ...
    aTox screenshot 1
    aTox screenshot 2
  18. Element icon

    Element is a secure collaboration and messaging app based on the Matrix protocol. It’s decentralised to deliver digital sovereignty, and based on an open standard for easy connections and interoperability. It is end-to-end encrypted by default.

    • Group Chat App
    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Flathub
    • F-Droid
    • Cloudron
    • ...
    Video calls for desktop and mobile
  19. TRIfA icon

    It uses the Tox protocol which is Peer to Peer, it will have a higher battery usage than other Messenger apps.

    • FreeOpen Source
    • Android
    • ...
    TRIfA screenshot 1
    TRIfA screenshot 2
  20. Conversations icon

    Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].

    • ...
    Conversations screenshot 1
  21. Jami icon

    Jami (formerly GNU Ring, SFLphone) positions itself as a potential free Skype replacement

    • ...
    Jami video conference OS X

This list was created by Open Source May 18, 2021 and was last updated Oct 8, 2022. The list has 21 apps.

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