🛸
Featured
🛠️
Tools
JSON
Format & validate
Regex
Pattern tester
Base64
Encode/decode
Hash
Hash generator
Markdown
Preview MD
QR Code
Generate codes
Color
Color picker
Morse
Translate & play Morse
Palette
Color harmonies & save
Units
Unit converter
Typing Test
WPM & accuracy
Dice Roller
D&D dice & stats
World Clock
Multiple time zones
Pixel Font
Edit & export bitmap fonts
Perspective
Perspective drawing tool
Logic Gates
Build & simulate logic circuits
Huffman
Data compression visualizer
Pathfind
Pathfinding algorithms visualized
⚙️
Productivity
🎮
Games and Stuff
JSoldier
XSoldier-style shmup
Invaders
Space Invaders
Megapede
Centipede clone
Breakout
Brick breaker
Minesweeper
Classic puzzle
Pong
Retro paddle game
Poomun
Reverse Pac-Man
Nibbles
Snake game
Snake
Classic snake
Tetris
Block puzzle
2048
Number puzzle
Memory
Match pairs
Sudoku
Number puzzle
Reaction Test
Test your reflexes
Simon
Memory pattern game
Scorched
Artillery battle
Nibbles
QBasic Nibbles
Freecell
Solitaire variant
Blackjack
21 card game
Zalde
Temu Zelda
Symmetry Run
Off Brand Geometry Dash
Typewriter
Animated typing effects
Stego
Image steganography
Mastermind
Code breaker puzzle
Markov
Text Markov chain toy
Neural Net
Simple neural playground
Isometric
Isometric tile demo
Gravity Well
Particle gravity simulator
Enigma
Classic cipher machine
Circuit
Circuit sandbox
Constellation
Starfield patterns
Sound Waves
Audio visualizer
Ascii Cam
Camera to ASCII
Binary Clock
Retro time display
Particle Life
Particle automata
R-Diffusion
Image diffusion demo
Shader
GLSL shader showcase
Slime Mold
Emergent growth sim
Spectrum
Color spectrum demo
Voronoi
Voronoi diagram
Automata
Cellular automata
Chess Clock
Timed chess clock
Fireworks
Particle fireworks
Maze
Maze generator & solve
Morse Code
Encode & play Morse
Boids
Flocking simulation
Fractal
Fractal explorer
Langton
Langton's ant
Lissajous
Oscilloscope curves
Orbit
Orbital motion sim
Piano
Play notes
Plasma
Color plasma
Spirograph
Spirograph patterns
Turing
Turing machine sim
Visualizer
Audio visual tools
Wordsearch
Find words in a grid
Matrix
Matrix rain
Asteroids
Classic space rocks
Connect 4
Drop tokens & connect
Countdown
Timer presets
Drums
Drum machine
Flappy
Flappy bird clone
Gravity
Gravity simulation
Life
Conway's Game of Life
Lorem
Generate placeholder text
Pixel Art
Draw pixel sprites
Typing Attack
Type to shoot
Hangman
Guess letters
Powder
Falling sand sandbox
Cloth
Verlet cloth simulation
Softbody
Soft body physics demo
Rope
Rope & chain physics
Electric
Electric field visualizer
Radar
Animated radar sweep
Starfield
3D star warp
Fire
Demoscene fire effect
Nonogram
Picross puzzle
Ecosystem
Predator-prey simulation
L-System
Procedural fractals
Epicycles
Fourier & epicycle drawing
Dungeon
Procedural dungeon generator