heugt.net — tools & games

40 Hz gamma light and sound. screen flicker and pulses at 40 Hz, every parameter tunable. analog clock realistic webgl clock. brushed metal case, glass reflection, sweeping hands. hourglass pixel art countdown timer. audio visualizer system audio, color gradients, and more. I Ching toss coins and receive a hexagram. pattern generator 10×10 triangle grid pattern editor. multi-color palette. tone generator sine, square, sawtooth, and triangle waves with live visualizer. play or download as WAV. time tone time signal. inspired by japan's 117. lo-fi noise noise generator with lo-fi degradation. sample rate, bit depth, filter. ambient procedural rain, wind, ocean, fire and machines. mix them, nothing loops. credits infinite film credits. scroll or scene mode. life game conway's game of life. paint cells and watch patterns evolve. wabi-sabi on canvas. Claude Opus / Sonnet / Haiku compared. ritual terminal ancient greek oracle terminal. ambient log stream with sound. poetry cloud interactive visualization inspired by Liu Cixin's 詩雲. wave foam ascii shoreline simulation. waves wash in and out with ambient sound. undulation webgl fluid noise. tunable warp, color, and motion. superformula gielis superformula explorer. tune parameters, watch the curve. rose curve animated rose curves with tunable parameters and glass audio. symbols combined symmetry catalog. composed operations in monochrome. cube → sphere morph 3d cube morphing into a sphere. animated loop. Helix Jump Obby spiral tower obstacle course on Roblox. (opens in new tab)