Free Open Source Puzzle Games Software

PySolFC (PySol Fan Club edition) is an extended version of PySol (a solitaire card games collection).

Brain Workshop is a Python implementation of the Dual N-Back mental exercise. This exercise is the only mental activity that has been scientifically shown to improve your short-term memory (working memory) and fluid intelligence.

Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.

Sudoku generator/solver/analyzer written in Java (English and German). Lots of human style techniques (singles, subsets, LCs, fish, wings, uniqueness, coloring, chains, ALS), powerful analyzer (manage multiple solutions for one sudoku). Includes Learning and training modes and a booklet printer.

BlockOut II is an adaptation of the original Blockout DOS game edited by California Dreams(1989). It uses OpenGL. BL II has the same features than the original game. Score calculation is also nearly similar to the original.

Zaz ain't Z*** is a puzzle game where the player has to arrange balls in triplets.

JSoko is a Java program for playing the Sokoban game. It features path finding, auto push, auto solving, undo/redo, deadlock detection, and more.

A library and attached graphical and console based application to solve and design interlocking burr-type puzzles based on cubes, spheres, triangles and other units.

Star Trek 24/7: LCARS (Starfleet) GUI, full-screen alarm clock & calendar, games, utilities, sims, maps, graphical LCARS library, file manager, viewers, players, animation. Requires a HighColor/TrueColor DOS-based laptop w/ std. graphics & sound cards.

Eagle Mode is a zoomable user interface (ZUI) with file manager, file viewers, games, and more. This project is about a futuristic style of human-computer interaction, where the user can visit almost everything simply by zooming in. It features a portable C++ toolkit API for developing such ZUIs, and it features the Eagle Mode application, which provides a virtual cosmos with plugin applications. The most important one is the professional file manager with its rich, scriptable command set. It integrates file viewers for most of the common file types, as well as an audio and video player. Furthermore, the virtual cosmos contains a chess game, a netwalk game, a 3D minesweeper game, a world clock, some fractal fun, and a Linux kernel configurator in form of a kernel patch.

Sokoban YASC - Yet Another Sokoban Clone - for Windows. A wealth of features, e.g., deadlock detection, reverse mode, and replay mode. Good import functions and highly configurable, e.g., skins. Tools: Editor, solver, optimizer, generator, capture, duplicate finder.

An entertaining Sokoban game with nice 3D graphics available for Windows, Linux & Mac. Features different skins & workers, several level sets, resume & replay, improved mouse/keyboard control, audio etc.

Open Source implementation of the wonderful puzzle game Fish Fillets from ALTAR interactive.

Egoboo is a working cool 3D dungeon crawling game in the spirit of nethack. Currently it is supported by Windows, Linux and Mac.

Enigma is a puzzle game inspired by Oxyd on the Atari ST and Rock and Roll on the Amiga. The object of the game is to find uncover pairs of identically colored Oxyd stones. Simple? Yes. Easy? Certainly not! Hidden traps, vast mazes, laser beams, and, most of all, countless hairy puzzles usually block your direct way to the Oxyd stones ...

Build custom robots in your browser with IncrediBots! Design your robot by drawing shapes, joints, motors, and more! Then, pilot your machine using your own custom key bindings. NOTE: OPEN SOURCE VERSION CAN BE DOWNLOADED FROM "FILES" TAB!

Goal of this project is a freeware game similar to the PSX game "Kula World" / "Roll Away". It is designed platform independent, written in C++ and using the following libraries: OpenGL, SDL (Simple DirectMedia Layer), libjpeg, LUA, GLSL-Shader.

kiki the nanobot is a 3-D puzzle game. It is basically a mixture of the games Sokoban and Kula-World.

gbrainy is a brain teaser game and trainer to have fun and to keep your brain trained. gbrainy's project page: http://live.gnome.org/gbrainy There is also an on-line version: http://www.gbrainy.com

An (extensible) open source java clone of the popular BubbleBreaker (Bubble Breaker) game.

Be warned this project was discontinued in 2013 and has not been updated in years.

A webapp hacking game, where players must locate and exploit vulnerabilities to progress through the story. Think WebGoat but with a plot and a focus on realism&difficulty. Contains XSS, CSRF, SQLi, ReDoS, DOR, command injection, etc

This is a puzzle game in which you need to combine the components into a single circuit: connect all computers to a network server, bring water to the taps, etc.

Peces és un programa per jugar a 40 modalitats de tangram y més de 31.000 figures per resoldre. Podeu crear noves figures, generar-les automàticament, crear concursos i intercanviar les dades amb altres usuaris. A tangram's program with 40 modalites of tangram and more 31,000 shapes. You can create new figures and add them to the main game. In addition, it is possible to create competitions against your friends, and select only the shapes you want to use. Programme pour jouer avec 40 variétés de tangram et plus de 31.000 figures. Gioco di 40 modalità de tangram e più 31.000 Die Freeware Peces ist ein sehr umfangreiches Tangram Puzzle Spiel für Mac OSX mit vielen unterschiedlichen Formen und 4 Schwierigkeitsstufen. Die in einzelne Teile zerlegten Formen müssen dabei wieder richtig zusammengefügt werden.

Generate and print simple mazes. Includes binary installers for Linux (Ubuntu, Mint, Debian) and Windows (XP, 7, 8). Multi-platform, Qt-based GUI app.