Pacman Adventure Game
Pellet Quest is essentially a PacMan adventure game.
Developer: pelletquest
License: GNU General Public License (GPL)
Operating System: Not Available
Mikes Adventure Game is a mature 1980s roguelike RPG game like Nethack, rogue, moria, angband, dungeon crawl, hack and Adom.
Developer: mikesadvgame
License: GNU General Public License (GPL)
Operating System: 32-bit MS Windows (NT/2000/XP), MS-DOS
This is a simple "green" adventure game with a textual user interface.
Developer: ppq
License: GNU General Public License (GPL)
Operating System: OS Portable (Source code to work with many OS platforms)
Crown and Cutlass is a 3d pirate action/adventure game in the spirit of the old Pirates.
Developer: crownandcutlass.com
License: BSD License
Operating System: All 32-bit MS Windows (95/98/NT/2000/XP), All BSD Platforms (FreeBSD/NetBSD/OpenBSD/Apple Mac OS X), All POSIX (Linux/BSD/UNIX-like OSes), OS Portable (Source code to work with many OS platforms), Lin
NetHack is a single player dungeon exploration game that runs on a wide variety of computer systems, with a variety of graphical and text interfaces all using the same game engine.
Developer: Stichting Mathematisch Centrum and M. Stephenson
License: GNU General Public License (GPL)
Operating System: OS Independent
Crossfire is an open source, cooperative multiplayer graphical RPG and adventure game.
Developer: Mark Wedel
License: GNU General Public License (GPL)
Operating System: 32-bit MS Windows (NT/2000/XP), All POSIX (Linux/BSD/UNIX-like OSes)
Solis is a 2D action/adventure open source game in the style of Zelda, Terranigma or Secret of Mana for the SNES.
Developer: solis
License: Public Domain
Operating System: WinXP
A program for creating and playing console-based text adventures that are intended for a competitive environment (such as The Game, Puzzle Hunts, etc.
Developer: cranea
License: BSD License
Operating System: OS Portable (Source code to work with many OS platforms)
A scrolling, platform-jumping, key-collecting, ancient pyramid exploring game, vaguely in the style of similar games for the Commodore+4.
Developer: abe
License: GNU General Public License (GPL)
Operating System: 32-bit MS Windows (95/98), All 32-bit MS Windows (95/98/NT/2000/XP), All POSIX (Linux/BSD/UNIX-like OSes), Linux, OS X, BeOS
Regal Saber is a platform for the creation of interactive online adventures using PHP and a MySQL database backend.
Developer: fast-games
License: GNU General Public License (GPL)
Operating System: All POSIX (Linux/BSD/UNIX-like OSes)
This is a text-based game where one has to adventure through a portion of a cave trying to get to the O at the end while tricking enemies and avoiding traps along the way.
Developer: evac-game
License: GNU General Public License (GPL)
Operating System: Linux
DracMan is a game based on the old and fun game of PacMan with a Dracula-theme.
Developer: dracman
License: MIT/X Consortium License
Operating System: OS Independent (Written in an interpreted language)
EteRnaL, a vampyric RPG game with multiplayer capability.
Developer: eternalrpg
License: GNU General Public License (GPL)
Operating System: OS Portable (Source code to work with many OS platforms)
Colorful game of animated penguins with sophisticated graphics, graphics transition effects, and sound.
Developer: Guillaume Cottenceau
License: GNU General Public License (GPL)
Operating System: Win, Linux
Falling Block Game is a Tetris-style puzzle game that utilizes OpenGL 3D acceleration for stunning visual effects.
Developer: Jared Krinke
License: GNU General Public License (GPL)
Operating System: Win, Linux
KWappen is a colorful KDE3 board game.
Developer: Jens Schulz
License: GNU General Public License (GPL)
Operating System: KDE 3.x, Qt libraries 3.05 or later, monitor set to a minimum of 1024x768 pixel
A turn based strategy game engine and Axis and Allies clone.
Developer: triplea.sourceforge.net
License: GNU General Public License (GPL)
Operating System: OS Independent (Written in an interpreted language)
3D game engine (more powerful redesign of the Cube engine) and FPS/RPG game.
Developer: sauerbraten
License: zlib/libpng License
Operating System: All 32-bit MS Windows (95/98/NT/2000/XP), All BSD Platforms (FreeBSD/NetBSD/OpenBSD/Apple Mac OS X), All POSIX (Linux/BSD/UNIX-like OSes), Linux
3D game engine and multiplayer/singleplayer FPS game.
Developer: cube
License: zlib/libpng License
Operating System: 32-bit MS Windows (95/98), 32-bit MS Windows (NT/2000/XP), All 32-bit MS Windows (95/98/NT/2000/XP), All BSD Platforms (FreeBSD/NetBSD/OpenBSD/Apple Mac OS X), All POSIX (Linux/BSD/UNIX-like OSes), Fr
This is an OpenGL FPS (quake like) 3D game engine written in C++.
Developer: theendthegame
License: GNU General Public License (GPL)
Operating System: 32-bit MS Windows (NT/2000/XP), All POSIX (Linux/BSD/UNIX-like OSes)

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