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Open Source Yammer Alternatives

The best open source alternative to Yammer is Diaspora. If that doesn't suit you, our users have ranked more than 50 alternatives to Yammer and 16 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Yammer are HumHub, Movim, Scuttlebutt.nz and Crust Enterprise Messaging.

Yammer alternatives are mainly Social Networks but may also be Project Management Tools or Team Collaboration Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Yammer.
This page was last updated Mar 2, 2022
Yammer
  22
  • Online
  • Android
  • iPhone
  • Windows Phone

Yammer is revolutionizing internal corporate communications by bringing together all of a company’s employees inside a...

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  1. Diaspora is a federated social networking service, designed to be a more privacy-aware alternative to Facebook . Share what you want, with whom you want.

  2. HumHub

    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted

    HumHub is a free social network software and framework built to give you the tools to make teamwork easy and successful.



  3. Movim

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Android Tablet
    • Self-Hosted

    Our philosophy is that your data are yours and you must always be in control. Movim achieves this through a complete decentralisation of users' data and accounts.

  4. Scuttlebutt.nz

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Patchwork

    a decent(ralised) secure gossip platform sea-slang for gossip - a scuttlebutt is basically a watercooler on a ship.

  5. The free and open-source Crust Messaging is a secure, high performance,Slack alternative that allows your teams to collaborate more efficiently, as well as communicate safely with other organisations or customers.



  6. Identi.ca

    • FreeOpen Source
    • Online

    identi.ca is a free personal web server that implements a distributed social networking service. It is based on pump.io, a free software which make up the distributed social network.

  7. eXo Platform is an all-in-one digital workplace solution that helps you connect, align and engage your teams around a single interface. You can use it to improve company and peer-to-peer communication, boost collaboration and manage company knowledge.

  8. Wey

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Fast open source Slack desktop app, written in Node.js with native UI powered by the Yue library.

  9. pump.io

    • FreeOpen Source
    • Self-Hosted
    • Node.JS

    A stream server that does most of what people really want from a social network.

    No screenshots yet
  10. Libertree

    • FreeOpen Source
    • Self-Hosted

    Libertree is free, libre, open-source software which is intended to provide a way for people to create their own social network.

    Discontinued

    Has not been updated since 2015. Source: https://github.com/Libertree/libertree

Showing 10 of 16 alternatives