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Skip to contentLocal-first experiments — particle life, orbits, quantum circuits and kinetic art.
Local-first experiments — particle life, orbits, quantum circuits and kinetic art.
Developer utilities should be fast, copy-friendly, and predictable. Paste or drop input, get a reliable result — no CLI install required.
Use this free Reality Lab whenever you need a browser-local result without creating an account.
Open the Reality Lab page — no registration required.
Paste, upload, or configure your input.
Review the live result and adjust options.
Copy or download the output to your device.
Processing is designed to stay in your browser session unless a mode explicitly notes a network call.
LocalThis tool processes data locally in your browser. Tentaco does not receive your file contents for this mode.
Local-first experiments — particle life, orbits, quantum circuits and kinetic art. Open the tool in your browser — no account or install required.
Yes — runs locally in your browser.
No — processing runs locally in your browser. Your files and inputs do not leave your device unless the tool explicitly uses the network.
Artificial Universe online — free
Particle life simulation — local-first Reality Lab experiment.
3D & CAD Light online — free in your browser
Preview STL and OBJ meshes locally. Tentaco 3D & CAD Light: review input and get an instant result — free, no sign-up.
Map & Geo Studio online — free in your browser
GeoJSON, coordinates and distance tools. Tentaco Map & Geo Studio: review input and get an instant result — free, no sign-up.
XR World Builder online — free
Preview A-Frame XR scenes locally in Reality Lab.
Alchemy Lab online — free
Falling sand and elemental reactions in the browser.
Body Puppet online — free
Planned VRM + MediaPipe body puppet (honest stub).
BeepBox Reactor online — free
Chip-tune style BeepBox reactor experiment in Reality Lab.
Device Forge online — free
ESP Web Serial notes and device forge helpers.