Casa

Play

Interactive toys, games, and visual experiments. Built for fun.

Line Rider

Draw lines, press play, and watch the rider slide along your creation. Classic physics-based drawing game.

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Screensavers

Classic screensavers from the 2000s. DVD bounce, starfield, and pipes — all running in your browser.

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Beat Maker

Hip hop and trap step sequencer. Synthesize kicks, snares, 808s and hi-hats — all in your browser.

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Lo-Fi Radio

Procedurally generated ambient lo-fi music. Piano chords, rain, vinyl crackle — leave it open while you work.

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Card Games

Auto-simulations of Blackjack, War, Texas Hold’em, and Baccarat. Watch each game play itself out hand by hand.

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Synthesizer

A subtractive synth. Oscillator, filter, envelope, LFO, and an oscilloscope. Play with your keyboard or mouse.

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Chord Composer

Pick a key, stack Roman numerals, hear the progression loop. Major, minor, and jazz presets.

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Polyrhythm Metronome

Two subdivisions at once. 3-over-4, 5-over-7, or any ratio you like — visualized as nested rings.

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Spectrum Analyzer

Drop an audio file or use your microphone. Watch the frequency bars, waveform, or waterfall.

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Studio

A loop-based beat maker. Drums, bass, chord pads, lead. Swing, sidechain, reverb, genre presets. Export to MP3.

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Storybook

Type a seed, get a five-page illustrated short story. Real AI writes the prose, real AI paints every scene. Pick a style, share the link.

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Opening Expert

Play chess against an AI inside a dim cloakroom. 20 named openings to jump to, wall plaques with expert theory, and an accessible 2D fallback.

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