Browser toys, games, and tools built with only HTML, CSS, and JavaScript.
New and improved Cat3D video game! Find the cats and run from Larry!
Defend the galaxy from the evil Larry empire!
Help Ninja serve sushi!
Try your luck!
Collect all the cards!
The classic.
Watch beautiful organic patterns emerge from math.
Infinite fractal zoom. Click to go deeper.
Tic-tac-toe, but inside tic-tac-toe.
A probability puzzle that I think most people get wrong.
Older cat simulator. Throw a ball and watch them chase it.
Paint with stochastic particles. Six modes, six equations.