Demos

Everything here runs on your own device, mostly Rust compiled to WebAssembly; no server computes anything for you.

Apps

Full-page apps that each project builds and publishes itself; they open in this tab.

gymnasium_rs
Reinforcement-learning environments
Classic-control environments simulated live, a lab of up to 16,384 randomized copies and a map of where a controller breaks.
Open demo About gymnasium_rs
Oniro
Train an agent in your browser
Train REINFORCE, PPO, SAC, TD-MPC2 or a Dreamer-style agent on your CPU, or on your GPU through WebGPU, and watch it learn.
Open demo WebGPU version
atune
Watch a hyperparameter search
Pick one of nine samplers and a pruner, then watch a seeded study search a test function one trial at a time.
Open demo About atune
pyo3_bindgen
Generate Rust bindings to Python
Paste Python, install a PyPI package or name a standard-library module, and get the Rust that calls it.
Open demo About pyo3_bindgen

Smaller demos inside a post or project page here. Nothing loads until you start one.

This site
Shape an asteroid
Shape an asteroid live with the same Rust recipe that builds it in Blender, then download the model.
Open demo
SimForge
Inspect procedural assets in 3D
Turn and zoom models that SimForge generated, from a CubeSat to lunar and Martian terrain.
Open demo
This site
A calculator in egui
A small Rust app compiled to WebAssembly and drawn with egui, the starting point of this site's demos.
Open demo