1)   World of CryptoPics 1.4
CryptoPics (or Nonograms/Griddlers) are logic puzzles in which the aim is to reveal a hidden picture from the number clues. Play picture puzzles, random puzzles, puzzles created from image files and the unique Challenge Mode. Includes Editor.

 2)   Cross+A 6.10
The purpose of Cross+A is to simplify the solution of crosswords, word-based puzzles and nonograms. Cross+A provides very flexible and powerful search tools. Program uses a dictionary of 158000 English words (part of them - with descriptions).

 3)   The Jcwd - Japanese Puzzles 3.5
The Jcwd is the logic game for solving single and multicolor Japanese puzzles also known as Paint by Numbers, Griddlers, Nonograms or Japanese Crosswords. There are simple and pretty dificult puzzles in the Japanese Puzzles Collection (440 puzzles).

 4)   Square-Off 2.0.1
Square-Off is a very addicting mind game, based on Japanese nonogram puzzles (Sometimes called Griddlers, or paint by numbers).