A circuit racer in the style of the mid-1990s: SVGA 640x480 in 256 colours with affine textures, Gouraud shading and tracker music.

Mahjong solitaire with six board layouts, a full 144-tile set drawn as SVG, and deals that are always guaranteed to be solvable.

Pyramid solitaire: clear a pyramid of cards by removing pairs that add up to 13.

An early incremental about expanding your rule from one world to the whole universe.

The Italian card game Scopa played against a computer opponent.

An incremental game laid out as a tree of prestige layers. Earn points, reset for prestige points, and unlock new layers with their own upgrades, milestones and challenges.

A tower defense rendered entirely with CSS 3D transforms in an isometric world themed around Maori mythology. No canvas or WebGL.

An idle game about the life of a developer: write code, learn and earn your way up.

A js13kGames 2025 platformer: guide a bouncing black cat past spikes to its duck friend at the end of each of three levels.

A browser rummy game against the computer. The first player to reach 100 points loses.

A js13kGames 2022 turn-based game (theme: death): a warrior's soul must clear the goddess Hel's trial to ascend to Valhalla.

The classic fifteen sliding tile puzzle with a clean, minimal look.

A responsive cross-platform minesweeper built with Phaser that scales to any screen and DPI, with pinch and wheel zoom.

Five in a row on a grid board against an AI opponent that looks for threats.

A retro 2D platformer: after nightfall the undead take over the city, and Jimmy becomes a zombie hunter on the slippery roofs.

A js13k 2016 tile puzzle where you slide rows and columns of pipe tiles to form closed loops, chain combos and clear glitch tiles across a series of objectives.

A minimalist tile-matching game: swap neighboring shapes to make lines of three or more and score points.

A js13kGames 2016 one-button game: bounce across burning trees and put the fires out with your magical water tank.

A one-button endless runner in which a horse gallops across a scrolling landscape and has to jump over obstacles for as long as possible.

A monochrome snake game: eat dots to grow without hitting yourself.

A bullet hell shooter built with p5.js, with focus mode and screen-clearing bombs.

A vanilla JavaScript bubble shooter with a hex grid, combos and responsive layout for desktop and phone.

A daily deduction puzzle about a hidden network: five stations are joined by four secret lines, and pinging two stations only tells you how many hops apart they are.

A dungeon-crawling tower defense game in which a paranormal researcher clears an old crypt of spirits, possessed animals and demons, wave after wave, with a normal or permadeath mode.

A js13kGames entry: drill glowing cores horn-first, dodge spikes and chain 28 hits to unleash a Double Rainbow.

Drag a glowing core between bouncing, accelerating blocks and survive for 50 seconds without touching them or the edges.

A Sokoban-like puzzle with a level select, move-count star goals and undo, where you push oddly shaped pieces into place.

An artillery duel against a toy neural network that starts by shooting at random and learns to aim better every shot.

A retro platformer where a cyberpunk goose flips gravity to dodge lasers, blink-dashes through danger and fights a bullet-hell boss to get its bread back.

A picross and minesweeper hybrid: number clues count the light tiles in each 3x3 block, and solving the grid by pure logic reveals a hidden picture.

A daily logic puzzle where your shadow repeats each of your moves one turn later; bring yourself to the sun and your shadow to the moon at the same moment.

A short roguelite: each run generates three small maze floors where you find a glowing rune, then the stairs, fighting monsters by bumping into them and opening chests for potions and coins.

A 6x6 sudoku with 2x3 boxes and freshly generated, uniquely solvable puzzles in three difficulties.

Six audio-reactive ball games in one page: load a track or use your mic and the bass drives the speed, spawn rate and intensity.

A flat-design survival game: slide along the bottom dodging falling polygons and grab shield and slow-motion power-ups as the pace rises.

Dots and Boxes against a computer opponent: draw lines between dots and complete more squares than your rival.

Golf solitaire: clear the tableau columns by playing cards one rank above or below the foundation card.

A roguelite space shooter in which pilot Benji chases the warlord who stole the Warp Core, upgrading his ship after each zone and gambling his nine lives for twists on the next run.

A one-button music runner for js13k 2018: the level is generated from the soundtrack and you steer a ship through the gaps in the waveform. You can also upload your own song.

A nostalgic snake game with pause, restart and swipe controls on mobile. The interface is in Portuguese.

A maths puzzle game: steer your number down a procedurally generated board where factors divide it and other numbers add to it. Get as close to 1 as you can.

A minimalist puzzle game for js13k 2021. Clean up the universe: tap squares and work out how each one pushes the others into the black hole.

A tank battle game made for the 404 theme.

A Tower of Hanoi style sorting puzzle: rearrange the pieces so every stack ends up in the same order within the move limit.

A Gamecodeur Game Jam 37 tower defense (theme: chain explosion): destroy every tank or survive their passage, and set off chain-reaction specials.

A varying-gravity puzzle platformer drawn in ASCII art, where flipping gravity is the key to reaching each exit.

A js13kGames 2021 action adventure: Humwin, a friendly space-exploring robot, searches a strange planet for his missing pal Darbold.

A virtual pet game: keep your creature alive and growing.