Toys

sonicc

Keys, drums, pattern sequencer, sampler, and mic recorder. 16 presets, 9 waveforms, 12 FX, stereo knobs, MIDI support, and WAV export.

Stem Studio

Upload any song and split it into vocals, drums, bass, and other stems with AI. Effects, pitch shift, time stretch, sample maker, and mix export.

Plink

Drop marbles and hear them play. A pentatonic plinko board where every bounce is a note. Click pegs to toggle them.

Synth Pad

Touch or click and drag to play. An XY pad instrument with pentatonic tuning and warm oscillators.

Kaleidoscopic

Upload any image and watch it fold into living geometry. 8 symmetry patterns, real-time WebGL rendering, video recording.

Aurora

Move your cursor through living light. An interactive aurora borealis rendered in real time.

String Art

Modular multiplication on geometric shapes creates impossibly intricate patterns. Move your cursor to shape the strings.

Gravity Type

Type anything and watch it fall. Letters tumble, stack, and scatter with real physics. Click to explode.

Particle Life

Colored particles follow simple attraction rules and create complex, organic behavior. Click to create a new universe.

Aurea

Fibonacci-driven parametric line art. 6 original forms, 4K rendering, video recording. Thousands of lines from pure equations — biology from math.

Zen Garden

Ink & Void — a CSS Zen Garden submission. 1800+ lines of pure CSS: scroll-driven animations, oklch color, @property, subgrid. Zero images, zero JS.