Nonograms Katana - Nonogram puzzle game with gorgeous, Japanese influenced visuals.
Stylebot - Change the appearance of websites instantly. Preview and install styles created by other users on stylebot.me
Picross puzzle generator - Picross game and puzzle generator implemented in JavaScript.
FreeStylerWs - Styles and skins for all popular sites in the web
Ordinary Puzzles - A minimalistic puzzle game inspired by Picross and Sudoku.
Amino Editor - Amino is a Chrome browser extension for customizing web page presentation with user CSS.