External puzzle collections — Nonogram Solver

These sites contain collections of Nonogram puzzles in one form or another.

Activity Workshop - Nonograms — Good tutorial plus Java helper and solver
Conceptis Pic-a-Pix Puzzles — Possibly Flash puzzles, though I couldn't get them to work
Everett Kaser Software - Descartes Enigma — A shareware helper for Windows (does colours), plus a few hundred puzzles
Free nonogram, griddler, sudoku, wordoku puzzles and solvers! — A random puzzle each day, and a CGI solver
Goobix.com - Nonograms — The Nonogram section of a website of on-line games, including a Javascipt helper with random puzzles — by Vlad Dascalu; in Romanian and English
Griddlers Net — “Extended Paint by Numbers online puzzles, new puzzles published everyday. Free fun.” — Includes colours and isometric puzzles; a community of solvers!
Hanjie — A comprehensive site with information, puzzles, and a JavaScript helper — yet it somehow manages to avoid using the word ‘Nonogram’!
Nonogram Problems (Java Puzzle) — Hirofumi Fujiwara's Java applet helper/solver page including some difficult puzzles
Nonograms — A collection of printable puzzles
Nonograms Online - Nonogram Puzzle — A puzzle collection with a Javascript game
Nonograms - online puzzle game — A JavaScript game, in English, Bulgarian, German and Dutch; includes other similar brainteasers
Web Paint-by-Numbers — A community site with a JavaScript helper
World of CryptoPics - The ultimate Nonograms/Griddlers site and software! — “The ultimate Nonograms/Griddlers software” — A solver and creator for Windows, by Yariv Hastilow
네모네모로직퍼즐-LOGICHOME ver6.1 — A site for Korean fans to share puzzles, by 김경래 (Kyungrae Kim); includes a Java helper