OpenSimulator is an 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.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux

ArtSteps is described as 'Innovative, web-based application that empowers creators to build exhibitions, events, and brand storytelling concepts by designing realistic 3-dimensional room complexes. An easy-to-use tool accessible via web browser, without any additional software requirements' and is an app. There are three alternatives to ArtSteps for Web-based, Windows and Linux. The best ArtSteps alternative is OpenSimulator, which is both free and Open Source. Other great apps like ArtSteps are Pluno and Vircadia.
OpenSimulator is an 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.

Pluno offers a browser based 3D tool to create and share Virtual spaces effortlessly. Designed for a new era of immersive web experiences, showcase your content and captivate your audience like never before.



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.