Do What You Want

Cellular Automata

Conway's Game of Life and Langton's Ant. Click cells to draw, watch emergent complexity unfold from simple rules.

canvas simulation interactive

Run 1

Maze Generator

Recursive-backtracking DFS with animated generation, BFS shortest-path solver, and arrow-key navigation.

canvas algorithm playable

Run 2

Fractal Explorer

Mandelbrot set with smooth coloring, scroll-to-zoom, drag-to-pan, and live Julia set preview on hover.

canvas math generative

Run 3

Dungeon Adventure

Procedurally generated 18-room dungeon. Find the Crown and escape. Combat, items, a minimap, command history.

text adventure procedural rpg

Run 4

Step Sequencer

16-step drum machine and melodic sequencer. Kick, snare, hi-hat, bass, melody, pad. Five scales, spectrum visualizer.

web audio music generative

Run 6

L-System Plants

Lindenmayer system fractal generator. Ferns, trees, snowflakes, dragon curve, Hilbert curve. Animated growth.

canvas fractal generative

Run 7

Particle Physics

Click to spawn particles across 6 modes: gravity, attract, repel, orbit, fluid simulation, and fireworks.

canvas physics interactive

Run 8

Terrain Generator

Fractal Brownian Motion heightmaps. Islands, continents, mountains, canyons. Hillshading, contour lines, 5 palettes.

canvas noise procedural

Run 9

Reaction Diffusion

Gray-Scott model on the GPU. Coral, leopard spots, stripes, worms, mitosis. Click to seed chemicals. WebGL.

webgl simulation generative

Run 10

Voronoi / Lloyd

WebGL Voronoi cells with animated Lloyd's relaxation toward centroidal equilibrium. Delaunay triangulation overlay. Click to add seeds.

webgl geometry interactive

Run 11

Type or Die

Words fall from the sky. Type them before they hit the bottom. Combo multiplier, 4 difficulty tiers, Web Audio feedback, high score.

game typing web audio

Run 12

Orbital Clock

Seven concentric orbital rings: seconds, minutes, hours, day, week, month, year. Glowing trails, sweep arcs, 5 themes, breathing mode.

canvas time generative

Run 13

Synthesizer

Playable keyboard with 7 voices: piano, organ, lead, pad, bass, bell, pluck. Reverb, delay, chord detection. Computer keyboard + record/play.

web audio instrument interactive

Run 14

Network Graph

Force-directed layout. 9 topologies: random, ring, grid, tree, small-world, scale-free, clique, path, bipartite. Drag to connect nodes.

canvas graph theory interactive

Run 15

Raymarcher

WebGL SDF raymarcher. Metaballs, Menger sponge, alien terrain, infinite tunnel, Cornell box. Soft shadows, AO, reflections, fog.

webgl 3d raymarching

Run 16

Sorting Algorithms

8 algorithms visualized: Bubble, Selection, Insertion, Shell, Merge, Quick, Heap, Radix. Tonal audio, step mode, 5 input patterns.

canvas algorithms educational

Run 17

Flow Field

Thousands of particles tracing vector fields. 7 field types: Perlin noise, curl, radial, circular, saddle, wave, multi-vortex. 6 palettes. Click to spawn bursts.

canvas particles generative

Run 18

Breakout

Classic brick-breaker. 5 levels with escalating layouts, bomb bricks, hard bricks, indestructible walls. Powerups: wide paddle, multi-ball, slow, laser. Web Audio sfx.

game canvas web audio

Run 19

Cellular Automata

6 rule sets: Brian's Brain, Seeds, Day & Night, Cyclic (3 & 5 state), Wireworld. Draw cells, load presets, adjust speed & zoom. 5 color palettes.

canvas automata generative

Run 20

3D Wireframe

8 shapes: Cube, Tetrahedron, Octahedron, Icosahedron, Dodecahedron, Torus, Sphere, Trefoil Knot. Backface culling, painter's algorithm, drag to rotate, scroll to zoom.

canvas 3d math

Run 21

Snake

Classic Snake with smooth interpolated movement. Powerup foods: speed boost, ghost (pass walls), magnet (attract nearby food). Web Audio chiptune sfx.

game canvas web audio

Run 22

Audio Visualizer

5 modes: Waveform, Spectrum, Radial, Spectrogram, Lissajous. Built-in synth sources (drone, arpeggio, chord, bass, noise) or live microphone input. 4 palettes.

web audio canvas interactive

Run 24

Double Pendulum

Chaos theory visualized. RK4 integration, up to 20 pendulums with near-identical initial conditions diverging exponentially. Fading trails, phase portrait, energy readout.

physics chaos canvas

Run 23

Fluid Ink

WebGL2 Navier-Stokes fluid simulation. Semi-Lagrangian advection, pressure Jacobi solver, vorticity confinement. Rainbow HSL dye on mouse drag. 9 GLSL shader programs, ping-pong FBOs.

webgl physics generative

Run 25

Particle Life

Emergent life from simple rules. N species with an asymmetric attraction/repulsion matrix produce swarming, clustering, and predator-prey dynamics. Spatial hash for O(n) neighbor search. Drag to scatter.

simulation emergent canvas

Run 26

L-System Explorer

10 classic Lindenmayer systems drawn with animated turtle graphics: Koch Snowflake, Dragon Curve, Fractal Plant, Hilbert Curve, Gosper Curve, Sierpinski, and more. Adjustable angle, iterations, color palette, glow.

fractal generative canvas

Run 27

Regex Visualizer

Interactive regex tester with real-time highlighting, railroad-style syntax diagram, match details with capture groups. 10 presets, replace mode, 5 flags.

tool regex canvas

Run 45

Tower Defense

Classic tower defense with procedural winding path. 4 tower types: Arrow, Cannon (splash), Frost (slow), Laser (beam). Wave-based enemies, gold economy, 3 speed settings.

game strategy canvas

Run 44

Spirograph

Animated curve drawing with 5 modes: Spirograph (hypotrochoid), Harmonograph (damped pendulum), Lissajous, Rose Curve, Maurer Rose. 7 color schemes, glow effect, 8 presets, PNG export.

math generative canvas

Run 43

Wallpaper Generator

Procedural noise wallpaper generator. 8 patterns (Perlin, turbulence, ridged, marble, wood, Voronoi, domain warp, terrain) × 8 palettes. Animate, export full-res PNG, adjustable scale/octaves/contrast.

generative noise canvas

Run 42

Turing Machine

Visual Turing machine simulator with infinite tape, head animation, transition table highlighting, execution log. 6 programs: Binary Increment, Palindrome, Unary Add, Invert, Busy Beaver 3, Duplicate.

computation simulation educational

Run 41

Platformer

Procedurally generated infinite platformer. Seeded RNG levels with gaps, spikes, floating platforms, coins, enemies. Stomp enemies, coyote time + jump buffering, parallax stars, 4 themes, touch controls.

game procedural canvas

Run 40

Audio Visualizer

FFT-based music visualizer with 6 modes: Bars, Waveform, Circular, Spectrogram, Particles, Mirror. Mic input or built-in chord synth with bass + hi-hat. 5 palettes, gain/smoothing/fade controls.

web audio visualization canvas

Run 39

Boids Flocking

Craig Reynolds boid flocking simulation. Separation, alignment, cohesion with spatial grid acceleration. Predators, mouse attraction, 6 presets (Classic, Tight Swarm, Loose Drift, Predator, Two Species, Tornado).

simulation emergent canvas

Run 38

Pixel Art Editor

Full-featured pixel art editor with pen, eraser, fill, line, rect, circle tools. Bresenham line algorithm, midpoint circle, flood fill. Mirror mode, undo/redo, 32-color palette, export PNG, 4 canvas sizes.

creative editor canvas

Run 37

Poetry Engine

Context-free grammar generative poetry. 6 forms (free verse, haiku, tanka, quatrain, couplets, concrete), 6 themes (nature, cosmos, city, ocean, time, dreams). Animated reveal, grammar sidebar, auto mode.

generative text interactive

Run 36

Elementary Automata

All 256 Wolfram elementary cellular automata. Editable rule bits with visual neighborhood display. 6 initial conditions, 5 color palettes, 10 famous rules. Arrow keys to browse rules, infinite scrolling.

cellular automata generative canvas

Run 35

Logic Circuit

Visual logic gate simulator. 7 gate types (AND, OR, NOT, NAND, NOR, XOR, XNOR) plus I/O nodes. Drag pins to wire, click inputs to toggle. 4 presets: Half Adder, SR Latch, 2-bit Comparator, Multiplexer.

simulation logic interactive

Run 34

Hex Conquest

Turn-based hex territory strategy game vs AI. Claim adjacent hexes, reinforce positions, attack enemies. Strength dots, 3 AI levels, 3 board sizes, Lloyd-style expansion with Bowyer-Watson Delaunay under the hood.

game strategy canvas

Run 33

Wave Simulator

2D wave equation finite difference simulation. Pulse, continuous source, double slit, and wall-drawing modes. 4 palettes, reflecting/absorbing boundaries, adjustable speed and damping.

physics simulation canvas

Run 32

Gravity Sandbox

N-body gravity simulation with Velocity Verlet integration. Click to spawn, shift-drag to launch, scroll to set mass. Body merging, fading trails, 5 presets: Binary Star, Solar System, Figure-8, Galaxy, Random.

physics simulation canvas

Run 31

Fractal Explorer

WebGL2 Mandelbrot + Julia set dual viewer. GPU fragment shader with smooth (Hubbard-Douady) coloring. Hover Mandelbrot to update Julia c in real time. Scroll to zoom, drag to pan, 5 palettes, 6 presets.

webgl math generative

Run 30

Step Sequencer

16-step drum machine + melodic synth. 8 tracks: Kick, Snare, Clap, HH, Tom, Bass, Lead. Web Audio synthesis, swing, per-track volume, 4 presets, randomizer. Click steps, space to play.

web audio music interactive

Run 29

Dungeon

Procedural BSP dungeon crawler. Fog of war with Bresenham line-of-sight, animated torch glows, pillars, chests, and stairs to infinite floors. 3 themes: Dungeon, Crypt, Temple.

game procedural canvas

Run 28