| Activity Workshop | | An introduction to nonograms and how to solve them, including puzzles to solve online. |
| Griddlers Deluxe | | Software to play black-and-white and color pictures, as well as an editor to create custom grids. Shareware. [Windows 95/98/ME/2000/XP] |
| Griddlers.net | | Offers member-created puzzles ranging in complexity from two to eight colors for online play or to print out. Free registration required. |
| Japan Riddles | | Contains game downloads with expansion packs and play instructions. |
| Japanolle | | Play online or download puzzle-solving software for PC. |
| Online Tsunami | | Create, edit, and play Japanese Tsunami puzzles in black and white or color. Includes playable puzzles created by others, hints, and solutions. |
| Paint By Numbers | | Offers two color puzzles ranging from 10x10 to 40x40. Free registration required to solve online or create puzzles. |
| PictureLogic | | Offers shareware Palm and Windows programs to play nonograms. Also offers a selection of free puzzles for use with either program. FAQ, instructions, testimonials, and features. |
| Simplism Games: Nonosweeper | | Freeware game that combines Minesweeper and Nonograms. Contains best time lists, tournament, and game information. [Windows] |
| The Jcwd - Japanese Crossword | | Program for creating, and solving white-black and color Japanese crosswords (paint by numbers). Software comes with an archive of Japanese crosswords. [Windows 95/98/ME] |
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