ST Early Access and Building Contest are Open

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High-Fidelity Virtual World

ST World Engine brings you high-quality graphics without settings.

Made for Open World

ST supports infinite map. The only limitation is your imagination.

You Build Your Own

Share your personality by building. Make your virtual home.

Material Tools

3D creation like never before. As easy as playing a crafting game.

Advanced Technology

Revolutionary voxel structure enables 50x map compression.


The advanced engine makes infinite smaller blocks possible.

A girl using ST Engine in VR Headset

Build Once, Play Everywhere

Build and Play virtual world on the PC now.

Mac, OpenXR, Oculus, Mobile, and Linux support in the future.

Let's combine a super virtual planet together

Eventually, when we combine all player-created worlds, a new planet is born.