Open Source AstraChat Alternatives

    The best open source alternative to AstraChat is Element. It's not free, so if you're looking for a free alternative, you could try Jitsi or Pidgin. If that doesn't suit you, our users have ranked more than 50 alternatives to AstraChat and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to AstraChat are Mattermost (Freemium, Open Source), Rocket.Chat (Freemium, Open Source), Zulip (Free Personal, Open Source) and ChatSecure (Free, Open Source).

    This page was last updated Jul 20, 2021

    1. A simple & beautiful app for Facebook Messenger. Chat without distractions on any Operating System.

      Bundleware

      Be careful during the installation: Forum

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    2. aTalk is an XMPP client that supports the following features: * Instant messaging in plain text and End-to-End encryption with OMEMO or OTR * OMEMO encryption is available during multi-user group chat session, giving users maximum privacy and security * Supports both voice...
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    3. Self-hosted chat for small teams.

      Discontinued

      As stated at https://github.com/sdelements/lets-chat/issues/781 , the project is no longer developed since August 2017. Last version, 0.4.0, released in June 2015, can be still downloaded from GitHub together with the source code.

      • FreeOpen Source
      • Android
      yaxim Feb 7th, 2013 yaxim (Yet Another XMPP Instant Messenger) is a Jabber/XMPP client with open source (GPLv2). Why pay for text messages if you …
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    4. Librem Chat – end-to-end encrypted chat, VOIP, and video calling used by millions of people * Chat rooms * Share images, videos, and files * Make voice and video calls * Keep your conversations secret with end-to-end encryption * Free and open-source software
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      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • Online
      • Android
      • iPhone
      • Chrome OS
      • Self-Hosted
      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: * Identities are key pairs (NaCl).
      • FreeOpen Source
      • Online
      • Android
      • iPhone
      • Self-Hosted
      • Software as a Service (SaaS)
      Fully open source instant messaging server and clients. No proprietary components or non-free dependencies. Backend in pure Go (GPL 3.0), with a command-line administration tool in python + gRPC. Clients for Android, iPhone, and Web - ReactJS (all licensed under Apache 2.0).
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      • FreeOpen Source
      • Mac
      • Linux
      • Amazon Web Services
      • Microsoft Azure
      MongooseIM is aimed at large, complex enterprise level projects, where real-time communication is critical for business success. It provides high availability, ease of deployment, development and reliability in production.
      No screenshots yet
    5. AtomJump.com is a well tuned hosted version of the free open-source AtomJump.org. It is free to chat publicly with your family, group or co-workers on your own group.
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      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      Fast open source Slack desktop app.
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    Showing 20 of 28 alternatives