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

A Ludum Dare 42 game (theme: running out of space) where the room keeps shrinking around you.

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 9x9 sudoku with input validation, hints and a light/dark theme.

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

A compact canvas implementation of the box-pushing warehouse puzzle with a series of levels.

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

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 js13kGames 2021 crate-pushing puzzle: clear the landing pad by pushing heavy trash into the compactor, one piece at a time.

A js13k 2015 puzzle game on a hexagonal board: place inverters that flip the colours of neighbouring tiles until every tile is back to a primary colour.

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

A turn-based escape puzzle from js13k 2014: climb out of a pit full of improbable snakes, moving one step at a time without getting caught.

A 3D twisting puzzle: rotate the wedges of a chain of prisms to make it match a target shape, from simple figures to complex ones.

A GMTK Game Jam 2019 physics puzzle (theme: only one): you get one shot per level to get something across the finish line.

A js13kGames 2026 light puzzle built on real prism dispersion: rotate a prism so each refracted colour band hits its target.

A WebGL maze game built with Three.js and Box2D: roll a ball through a 3D labyrinth to the exit. Each maze is bigger than the last.

A js13kGames 2019 first-person maze game drawn by a multithreaded raycaster, with recursive maze generation and A* pathfinding.

A touch-friendly sudoku designed to play like a mobile app.

The classic dissection puzzle: fit all seven tans together to form the target shape without overlaps.

A sudoku game for oddly shaped boards, including puzzles with new symbol sets where the orientation of each symbol matters.

Peg solitaire on the cross-shaped board: jump pegs over each other to remove them until only one remains.

A js13k 2026 snake-style game where you are a unicorn restoring colours to seven worlds by catching them in rainbow order while avoiding zombies.

A 360-degree panorama puzzle: the panorama's cube faces are cut into tiles, some of them rotated, and you look around to find and fix them.

A daily deduction puzzle: ping cells of a grid to learn the distance to the nearest hidden reflector, then mark where all the reflectors must be.

An educational game for learning the elements of the periodic table by identifying them from their symbols.

A clean sudoku with generated puzzles.

A daily black-box puzzle: fire beams of light into a dark box and use where they come out to work out where its hidden mirrors are.

A daily rolling-cube puzzle: one face of a cube is inked, and you must roll it so that ink touches only the marked squares on the paper.

A game for learning and practising CSS selectors: type the selector that picks the right plates, apples and pickles off the table across 32 levels.

A Gamedev.js Jam 2024 block puzzle (theme: power): drop blocks to connect lines or columns and clear them, or hit all the catchers to win.

Klondike solitaire built with React, Redux and drag and drop.

A tile-matching puzzle in the Lianliankan style: clear the board by linking pairs of identical tiles with a path that turns no more than twice.

Conquer towers by fighting monsters in the right order: beating a monster adds its power to yours, elements give advantages, and skeletons and wizards change the math. Includes a level editor.

The elevator programming game: write JavaScript that moves elevators and passengers efficiently, then beat each challenge's targets.

A sliding merge puzzle where coloured bricks combine as you shift the board, and bricks of level x4 or higher can be sent to the line of their colour for points.

A js13kGames 2020 pattern puzzle: connect tiles on the board to copy the given combination, or press "not found" when it cannot be made.

Classic Klondike solitaire with a clean card layout.

A js13kGames 2017 game (theme: lost): pilot a submarine to nine ocean research stations and stabilise each core by repeating its code message.

A match-3 puzzle on an 8x8 board with shape-coded gems, cascading chain reactions, line gems and colour bombs.

A canvas mahjong solitaire game with vector-drawn tiles, photo backgrounds and a series of levels, written in plain ES6.

The classic sliding block puzzle: shuffle rectangular blocks around a small tray to free the large red square.

A 100-level hangman with progressive difficulty, starter clue letters and unlockable hints.

A visual, interactive way to learn git: type real commands and watch the commit tree change as you solve each level.

A musical js13k 2014 game where elements of water, earth, air and fire rain down on a desolate planet and you rotate it to terraform it into something habitable.