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Open Source Google Duo Alternatives

The best open source alternative to Google Duo is Signal. If that doesn't suit you, our users have ranked more than 100 alternatives to Google Duo and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Google Duo are Element, Jitsi Meet, Tox and Wire.

Google Duo alternatives are mainly Group Chat Apps but may also be Video Calling Apps or Instant Messengers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Google Duo.
This page was last updated Jul 1, 2022
  • FreeProprietary
  • Online
  • Android
  • iPhone
  • Chrome OS
  • Android Tablet
  • iPad
  • KaiOS

Cross-platform - Get closer to everyone you love with simple, high-quality video calling on iOS and Android.

Learn more about Google Duo

  1. Signal is a messaging app with an unexpected focus on privacy, combined with all the features expected from a modern IM app. Signal has received a lot of praise from all around the world for its security and privacy-respecting technologies.

    Screenshot
    Signal vs Google Duo opinions
    pros, cons and recent comments

    it works better than google duos

    Positive comment almost 2 years ago
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  2. Element icon

    Element

    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Cloudron

    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.

    Video calls for desktop and mobile


  3. 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 — with no account needed.

    Screenshot
  4. With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved ones without anyone else listening in.

    The Universal Tox Client. A Tox client that runs on Android, iOS, Windows, Mac OSX, Linux, FreeBSD & the web. Written in JS using React & React Native / electron.
  5. Wire icon

    Wire

    • Free PersonalOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    • Software as a Service (SaaS)

    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.

    Screenshot


  6. BigBlueButton enables universities and colleges to deliver a high-quality learning experience to remote students.

    Webcam
  7. Linphone icon

    Linphone

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Xfce

    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.

    Screenshot
  8. Nextcloud Talk icon

    Nextcloud Talk

    • Free PersonalOpen Source
    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Nextcloud

    Nextcloud Talk is a fully self-hosted audio/video and chat communication service. It features web and mobile apps and is designed to offer the highest degree of security while being easy to use.

    Screenshot
  9. Briefing icon

    Briefing

    • FreeOpen Source
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted

    The preservation of privacy is the main driver for this project. Secure technologies, such as WebRTC, are used to establish a direct connection between the participants.

    Screenshot
  10. FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS.

    Screenshot
Showing 10 of 28 alternatives