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, Linux, Online / Web-based, Mac and Steam. The best alternative is Mozilla Hubs, which is both free and Open Source. Other great apps like OpenSimulator are Second Life, FreeSO, VRChat and Workadventure.

OpenSimulator alternatives are mainly Simulation Gamess but may also be Social Networks or Life Simulation Games. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OpenSimulator.

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OpenSimulator

Free • Open Source

Windows
Linux

OpenSimulator is an open-source server platform for hosting virtual worlds and the Metaverse. It is largely compatible with...

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Mozilla Hubs
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Freemium • Open Source
Online
17 alternatives to Mozilla Hubs
A whole new world, from the comfort of your home.
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Mozilla Hubs Features
1. No registration requiredYou can use most of the features in Mozilla Hubs without registration.
2. Ad-freeMozilla Hubs doesn't contain any form of external advertising.
3. Privacy focusedMozilla Hubs is considered a privacy friendly alternative.
Browser-based
Customizable
VR support
Share link
Expandable content
Clutter free
Virtual Reality
Discord integration
Second Life
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Freemium • Proprietary
Mac
Windows
Linux
34 alternatives to Second Life
Second Life is an online virtual world, developed and owned by the San Francisco-based firm Linden Lab and launched on June 23, 2003.
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Second Life Features
1. MultiplayerSecond Life offers a game mode for more than one player.
2. Route PlanningPlan and optimize your route with Second Life to avoid traffic and save time.
3. Rolling ReleaseSecond Life supports updates that are continuously rolled out, rather than in batches of versions.
Free to play
Player-driven economy
Avatar
Virtual World
Integrated Chat
FreeSO
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Free • Open Source
Simulation Games
Life Simulation Game
World Building Game
Windows
6 alternatives to FreeSO
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.

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VRChat
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Freemium • Proprietary
Social Network
Windows
HTC Vive
Oculus Experiences
Steam
Oculus Rift
22 alternatives to VRChat
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.
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VRChat Features
Virtual Reality
VR support
Virtual World
Oculus Rift support
HTC Vive Support
Oculus Quest Support
Mmo
Workadventure
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No
Free • Open Source
Social Network
Self-Hosted
15 alternatives to Workadventure
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.
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Workadventure Features
Virtual World
Video Conferencing
Avatar
Virtual Reality
Overte
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No
Free • Open Source
Windows
Linux
Self-Hosted
13 alternatives to Overte
Overte is an open-source 3D client and server solution that allows for vast social & educational environments to be created and lived in while also being shared in real-time with others.
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Overte Features
1. Support for scriptingOverte supports scripts and macros to automate or customize tasks.
Virtual World
Virtual Reality
Built-in editor
Avatar
VR support
Javascript scripting
Hippo OpenSim Viewer
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Free • Open Source
Windows
Linux
4 alternatives to Hippo OpenSim Viewer
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.

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OpenSimWorld
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Free • Proprietary
Online
11 alternatives to OpenSimWorld
The largest directory of OpenSimulator virtual worlds. Visit VR Worlds, live with your Avatar
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OpenSimWorld Features
Virtual World
Twinity
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No
Freemium • Proprietary
Windows
7 alternatives to Twinity
In Twinity's free 3D world and 3D chat community, you can create your own avatar, party with friends, dress-up, go shopping and interact via 3D chat and animations. Get creative and design your virtual apartment in an authentic real virtual city or create your own island to...
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Twinity Features
Virtual World
Vircadia
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Free • Open Source
Online
23 alternatives to Vircadia
Vircadia is an open-source 3D interface and server solution that allows for vast social & educational environments to be created and lived in while also being shared in real-time with others.
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Vircadia Features
1. Support for scriptingVircadia supports scripts and macros to automate or customize tasks.
Virtual World
Avatar
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Showing 10 of 18 alternatives

Mozilla Hubs Features

Second Life Features

VRChat Features

Workadventure Features

Overte Features

OpenSimWorld Features

Twinity Features

Vircadia Features