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Draw a pattern to unlock, just like on your phone. A smooth, canvas-based pattern lock you can try in your browser.

by phenax

Watch, remember, repeat. A neon Simon-style memory test with an ever-growing pattern. Daily challenge enabled — everyone sees the same sequence.

by Launch Arcade

Turn a photo you love into a real cross-stitch pattern — with true DMC floss colors — then stitch it on screen, hoop by hoop.

by cozygames

Watch cells evolve in Conway's Game of Life. Draw initial patterns, hit play, and see complex structures emerge from simple rules.

by michurin

Simulate a drawing machine that creates intricate patterns from overlapping pendulum motions. Export as PNG or SVG.

by ttencate

Interactive simulation of organic Turing patterns emerging from two chemicals mixing together. Adjust parameters to create mesmerizing biological patterns.

by jasonwebb

Interactive simulation of Conway's Game of Life. Draw patterns, adjust speed, and watch cellular automata evolve.

by Pedro Verruma

Test regular expressions with live highlighting. See matches, groups, and flags in real-time.

by Launch Arcade

FL-Studio-style step sequencer for drum samples with volume control and mute toggles.

by Launch Arcade

An interactive N-body gravity simulation with GPU-accelerated particles. Watch galaxies form, collide, and evolve in real-time.

by DrA1ex

Draw with your mouse or finger to create beautiful symmetrical kaleidoscope patterns in real time.

by marthematicist

Explore and generate stunning fractal patterns including Koch snowflakes, Sierpinski triangles, and tree fractals.

by delimitry

Interactive spirograph drawing with nested spinning circles on HTML5 canvas.

by seedcode

A browser simulation of the Teenage Engineering PO-20 drum machine. Load custom samples and compose beats with the built-in sequencer.

by nicholasgasior

Zoom infinitely deep into the Mandelbrot set. Zero-dependency fractal explorer with smooth infinite zoom.

by cslarsen

Generate Sierpinski triangles and other fractals using the chaos game algorithm. Customize sides, colors, and restrictions to create mesmerizing patterns.

by m-sarabi

The classic Simon memory game — watch the color sequence, then repeat it. Each round adds one more to the pattern. How far can you go?

by arjuncvinod

WebGL wave simulator demonstrating reflection, diffraction, and interference patterns.

by openforeveryone

Create psychedelic liquid distortion art with WebGL shaders. Randomize patterns, tweak parameters, and export screenshots or video.

by collidingScopes

Watch emergent flocking behavior as hundreds of boids follow simple rules to create complex swarm patterns.

by ben-tiki

Watch procedural worlds generate tile by tile using the Wave Function Collapse algorithm. Mesmerizing constraint-based generation.

by CodingTrain

Guided breathing with visual animation. Choose from 4-4-4, 4-7-8, 5-5-5, or 6-0-6 patterns to reduce stress and improve focus.

by Launch Arcade

A live-coding music sequencer where every letter of the alphabet is an operator. Route signals through a 2D grid to generate sound.

by Hundred Rabbits

Explore prime numbers on an interactive grid — watch patterns emerge as primes light up across thousands of numbers. A beautiful way to see the structure in primes.

by Abhrankan-Chakrabarti

Interactive simulation of a pendulum swinging over magnets, demonstrating beautiful deterministic chaos patterns.

by codebox

Beautiful interactive visual introduction to Fourier transforms with epicycle animations.

by Jezzamonn

Learn guitar scales on an interactive fretboard and record, edit, and playback guitar tablature with sound synthesis.

by 1j01

Gamified vision screening tool with interactive Snellen, astigmatism, and color blindness tests, featuring progress tracking and educational content.

by Lpuffy

Interactive celestial map showing stars, constellations, and planets. Pan, zoom, and explore the night sky.

by ofrohn

Artificial life simulation where simple attraction and repulsion rules between particles produce complex emergent behavior.

by Launch Arcade

Interactive visualization of electromagnetic field lines. Place charges and watch the field patterns emerge in real time.

by QC20

Evolve beautiful fractal trees using a genetic algorithm. Select parent trees, breed them, and watch new patterns emerge.

by victorqribeiro

A powerful QR code toolkit — analyze, decode, and recover damaged QR codes step by step. See the internal structure, edit modules, and extract data from partial codes.

by Merricx

Interactive 2D cellular automata with drawing tools, customizable rules, and speed control.

by AdamUllmann

A bullet hell shooter with boss fights, weapon upgrades, and particle effects. Dodge walls of projectiles and fight your way through.

by selenebun

Draw beautiful symmetrical mandalas with adjustable mirror segments. Relaxing creative tool with touch support.

by florianjs

A casual chiptune loop maker. Tap cells, pick a vibe, share remixable 16-step loops in under a minute.

by Launch Arcade

Memorize a Lissajous figure — a parametric curve formed by two sine waves — then tune it back after it is scrambled. Drag horizontally to adjust the frequency ratio, drag vertically to adjust the phase. How precisely can you restore the original pattern?

by Mercutio

Classic brick-breaking arcade action with power-ups, combos, and escalating levels. Features multiple brick types, 5 unique level layouts, and a global leaderboard.

by Launch Arcade

Study 3,600+ chess openings on an interactive board. Search by name or ECO code, step through moves, bookmark favorites, and track your study progress.

by Launch Arcade