A free 3D world builder with 1,449 objects, AI generation, texture painting, cinematic tools, and multiplayer. No download, no account needed.
Everything you need to create, play, and share 3D worlds.
Drag, drop, build. Shape your world with cubes, spheres, lights, and 1,449 prefab objects.
Build together live. Up to 20 people can edit the same scene with roles, cursors, and voice chat.
Walk around your creations in first-person. Up to 20 players with chat and emotes.
Cinematic camera with timeline, keyframes, and letterbox framing. Make movies in 3D.
Wire up triggers, animations, and physics with drag-and-drop nodes. No code needed.
Paint directly on 3D objects with brushes, shapes, gradients, and symmetry tools.
Describe what you want. AI creates 3D models from text or image prompts.
39 categories of prefab objects â medieval castles, sci-fi ships, nature, food, and more.
Tutorials, timed challenges, learning paths, and community guides to level up your skills.
Share your creations, browse projects, download free assets, and rate others' work.
From medieval castles to sci-fi spaceships. Drag any object into your scene.
Add objects, lights, and terrain. Arrange them visually.
Paint textures, add scripts, generate models with AI.
Walk around in first-person. Invite friends for multiplayer.
Publish to the community or send a playable link.
The full editor, play mode, and community are completely free. No paywalls, no limits on what you can build. Optional AI credits are available if you want to generate 3D models from text.
Pay only if you want AI generation credits or extra cloud storage.
AI credits can also be purchased individually at $0.04 each. One generation costs ~20-35 credits.
Share what you build. Get inspired by others.
Explore community-created worlds, download assets, and leave ratings.
Follow guided lessons, complete timed challenges, and earn progress.
See who helps keep StageOne running and free for everyone.