This is a port of Simon Tatham’s Portable Puzzle Collection, a collection of 40 single-player logic games. It’s free, with no ads, and is playable offline. All games are generated on demand with adjustable size and difficulty, so you’ll never run out of puzzles.
Universal pencil puzzle editor capable of drawing many different kinds of pencil puzzles. You can also solve problems in the software.
Aquarium is a logic puzzle with simple rules and challenging solutions.
The rules of Aquarium are simple:
The puzzle is played on a rectangular grid divided into blocks called "aquariums"
You have to "fill" the aquariums with water up to a certain level or leave it empty.
The water level in each aquarium is one and the same across its full width
The numbers outside the grid show the number of filled cells horizontally and vertically.
Note: there is a "Mass Print" page
The Griddle is a puzzle blog updated Wednesdays (when possible) with a variety of puzzle types.
The puzzles are authored by David Millar and can include classic word searches, sudoku variations, Nikoli-style puzzles, and many others. Check out the most recent puzzles or dig through the archives from the links at the bottom of each page.
This page contains a collection of small computer programs which implement one-player puzzle games. All of them run natively on Unix (GTK), on Windows, and on Mac OS X. They can also be played on the web, as Java or Javascript applets.
It is all distributed under the MIT licence.
Alt: https://github.com/stephenostermiller/qqwing
There are other solvers (e.g. in Python) on GitHub
A solver for a Picross/Nonogram variant, could easily be made into a generator
My improved fork: https://github.com/Lucas-C/wordfind
Alt in JS: http://jswordsearch.sourceforge.net
Alt in Ruby: https://github.com/jamis/wordsearch
Awesome work, the editor + solver is fantastic to build you own puzzle !
My fork with minor improvements: https://github.com/Lucas-C/Nonogram/