variant of Nethack (X11 window port)

slashem-x11

variant of Nethack (X11 window port)

Super Lotsa Added Stuff Hack - Extended Magic (SLASH'EM) is a role-playing game where you control a single character. The interface and gameplay are similar in style to Rogue, ADOM, Angband and, of course, Nethack. You control the actions through the keyboard and view the world from an overhead perspective.
text-based minesweeper

freesweep

text-based minesweeper

Freesweep is an implementation of the popular minesweeper game, where one tries to find all the mines without igniting any, based on hints given by the computer. Unlike most implementations of this game, Freesweep works in any visual text display - in Linux console, in an xterm, and in most text-based terminals currently in use.
free implementation of Flashback game engine

reminiscence

free implementation of Flashback game engine

REminiscence is a free re-implementation of the game engine used to run the Flashback platform action game. It uses the data files from the original PC/DOS game and can make use of the Amiga sound files.
generic Sokoban game for X11

xsok

generic Sokoban game for X11

xsok is a single player strategic game, a superset of the well-known Sokoban game.
Classical castle combat game

ballerburg

Classical castle combat game

Two castles, separated by a mountain, try to defeat each other with their cannonballs, either by killing the opponent's king or by weakening the opponent enough so that the king capitulates.
Slaves to Armok: God of Blood Chapter II: Dwarf Fortress

dwarf-fortress

Slaves to Armok: God of Blood Chapter II: Dwarf Fortress

Dwarf Fortress is a single-player fantasy game. You can control a dwarven outpost or an adventurer in a randomly generated, persistent world.