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    OpenSimulator Alternatives

    OpenSimulator is described as 'open-source server platform for hosting virtual worlds and the Metaverse. It is largely compatible with the virtual world Second Life but compatibility is not a design goal' and is an app in the social & communications category. There are more than 10 alternatives to OpenSimulator for a variety of platforms, including Windows, Mac, Linux, Oculus Rift and Online / Web-based. The best alternative is Mozilla Hubs, which is both free and Open Source. Other great apps like OpenSimulator are Second Life, VRChat, FreeSO and Tower Unite.

    OpenSimulator is mainly a Social Network but alternatives to it may also be Life Simulation Games or World Building Games. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OpenSimulator.
    This page was last updated Aug 25, 2021
    • FreeOpen Source
    • Windows
    • Linux
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    OpenSimulator is an open-source server platform for hosting virtual worlds and the Metaverse. It is largely compatible with...
    Learn more about OpenSimulator



    1. Imagine a world where anything is possible. Join a game of capture the flag in outer space. Share stories around a campfire while roasting marshmallows, then moments later experience a retro game of bowling with an alien and robot.
    2. While FreeSO aims to be faithful to the original game, it includes many quality of life changes such as hardware rendering, custom dynamic lighting, hi-res output and >2 floor houses.
      • Windows
      • Steam
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      PLAY, CREATE, PARTY! Tower Unite is a community-based virtual world party game with online games, entertainment, activities, and absolutely NO microtransactions.


    3. Choose an avatar to roam virtual maps reminiscent of classic video games. When you meet other people within that space an WebRTC video connection will be established. Larger gatherings possible with Jitsi Integration.
    4. Activeworlds hosts a Universe of over 500 3D virtual reality worlds. In these worlds you can choose from a vast array of avatars that fit your personality (or your perceived personality - that's half the fun!).
      • FreeProprietary
      • Windows
      • Oculus Experiences
      • Oculus Rift
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      In Facebook Horizon, not only can you explore the virtual world as it grows and changes, but you can discover all sorts of new things that interest and inspire you. Experience gravity defying, distance spanning, genre bending games of all types.
      • FreeOpen Source
      • Windows
      • Linux
      More
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      The Open Simulator (OpenSim) project is developing an open source simulator that is compatible with the Second Life viewer, but opening up innovative applications centering on a virtual three-dimensional world.
      • FreeProprietary
      • Online
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      Directory of 3D worlds connected through the hypergrid.
    Showing 10 of 15 alternatives