ironseed
science-fiction exploration/strategy adventure game in space
It was originally both developed and published by Channel 7 for DOS in 1994.
Gameplay is real-time, featuring trading, diplomacy, and strategy, and
somewhat resembles Star Control 2 / Ur-Quan masters.
tty-solitaire
ncurses-based klondike solitaire game
Play solitaire in your favorite terminal,
screen/tmux or even in a remote SSH session.
cgoban
complete Go board
CGoban (Complete Goban) is a computerized board on which you can play
the game of Go against another player, view and edit smart-go files,
and connect to Go servers on the internet. It can also interface with
computer Go programs such as GNU Go that speak the Go modem protocol.
Some sort of image converter is needed if you wish to use the utility
provided to capture "screen shots" of a CGoban game.
chocolate-doom
Doom engines closely-compatible with Vanilla Doom
Chocolate Doom aims to accurately reproduce the original DOS version of
Doom and other games based on the Doom engine in a form that can be
run on modern computers. Unlike most modern Doom engines, Chocolate Doom
is not derived from the Boom source port and does not inherit its
features (or bugs).
nexuiz
Fast-paced 3D first-person shooter
Nexuiz Classic is a fast-paced 3D deathmatch game with high-end and complex
graphics effects. It is intended to be played over the Internet or over a
local network. Several different game types, such as classic deathmatch, team
deathmatch and capture the flag are available.
It also supports a single-player mode and playing against the computer.
frotz
interpreter of Z-code story-files
Frotz interprets Z-code story-files, which are usually text adventure
games (although a few arcade-style Z-code games have been written).
Examples of such story files include the adventure games published by
Infocom, as well as any games produced by compilers to this format,
such as Inform. You can find a number of Inform-compiled games up for
anonymous FTP at ftp://ftp.ifarchive.org/ or HTTP at http://www.ifarchive.org/