Simon Tatham's Portable Puzzle Collection contains a number of popular puzzle games for a single player. It currently consists of these games:.

• Black Box, ball-finding puzzle
• Bridges, bridge-placing puzzle
• Cube, rolling cube puzzle
• Dominosa, domino tiling puzzle
• Fifteen, sliding block puzzle
• Filling, polyomino puzzle
• Flip, tile inversion puzzle
• Galaxies, symmetric polyomino puzzle
• Guess, combination-guessing puzzle
• Inertia, gem-collecting puzzle
• Keen, arithmetic Latin square puzzle
• Light Up, light-bulb placing puzzle
• Loopy, loop-drawing puzzle
• Magnets, magnet-placing puzzle
• Map, map-colouring puzzle
• Mosaic, number clues puzzle, similar to Mines
• Mines, mine-finding puzzle
• Net, network jigsaw puzzle
• Netslide, toroidal sliding network puzzle
• Pattern
• Pearl, loop-drawing puzzle
• Pegs, peg solitaire puzzle
• Range, visible-distance puzzle
• Rectangles
• Same Game, block-clearing puzzle
• Signpost, square-connecting puzzle
• Singles, number-removing puzzle
• Sixteen, toroidal sliding block puzzle
• Slant, maze-drawing puzzle
• Solo, number placement puzzle
• Tents, tent-placing puzzle
• Towers, tower-placing Latin square puzzle
• Twiddle, rotational sliding block puzzle
• Undead, monster-placing puzzle
• Unequal, Latin square puzzle
• Unruly, black and white grid puzzle
• Untangle, planar graph layout puzzle