Freeciv is a turn-based empire building strategy game inspired by the history of human civilization. The game commences in prehistory and your mission is to lead your tribe from the Stone Age into the Space Age.

Glk defines a portable API for applications with text UIs. It was primarily designed for interactive fiction, but it should be suitable for many interactive text utilities, particularly those based on a command line. This is an implementation of the Glk library which runs in a terminal window, using the curses.h library for screen control.

FreeOrion is a turn-based space empire and galactic conquest (4X) computer game being designed and built by the FreeOrion project. Control an empire with the goal of exploring the galaxy, expanding your territory, exploiting the resources, and exterminating rival alien empires. FreeOrion is inspired by the tradition of the Master of Orion games, but is not a clone or remake of that series or any other game.

The Freedoom project aims to create a complete free content first person shooter game. Freedoom by itself is just the raw material for a game: it must be paired with a compatible game engine (such as prboom-plus) to be played. Freedoom complements the Doom engine with free levels, artwork, sound effects and music to make a completely free game.

The OpenGFX project is an implementation of the OpenTTD base graphics set that aims to ensure the best possible out-of-the-box experience.

OpenGFX provides you with...

1. All graphics you need to enjoy OpenTTD.

2. Uniquely drawn rail vehicles for every climate.

3. Completely snow-aware rivers.

4. Different river and sea water.

5. Snow-aware buoys.

DFArc makes it easy to play and manage the GNU FreeDink game and its numerous D-Mods.

Xonotic is a free, fast-paced first-person shooter. The project is geared towards providing addictive arena shooter gameplay which is all spawned and driven by the community itself. Xonotic is a direct successor of the Nexuiz project with years of development between them, and it aims to become the best possible open-source FPS of its kind.

This package provides a collection of solitaire games: kaces, kcanfield, kcribbage, kdominos, kklondike, kmcarlo, kmontana, kslyfox, kspider, ktabby, kthieves, ktowers, xmille and xreversi.

Tetrinet is a multiplayer Tetris-like game with powerups and attacks you can use on opponents.

apricots is a game where you fly a little plane around the screen and shoot things and drop bombs on enemy targets. It's meant to be quick and fun.

GNU XBoard is a graphical board for all varieties of chess, including international chess, xiangqi (Chinese chess), shogi (Japanese chess) and Makruk. Several lesser-known variants are also supported. It presents a fully interactive graphical interface and it can load and save games in the Portable Game Notation.

Dungeon Crawl Stone Soup (also known as "Crawl" or DCSS for short) is a roguelike adventure through dungeons filled with dangerous monsters in a quest to find the mystifyingly fabulous Orb of Zot.

This package provides a reimplementation of the 1997 Bullfrog business simulation game Theme Hospital. As well as faithfully recreating the original engine, CorsixTH adds support for high resolutions, custom levels and more. This package does not provide the game assets.

oshu! is a minimalist variant of the osu! rhythm game, which is played by pressing buttons and following along sliders as they appear on screen. Its aim is to be able to play any beatmap even on low-end hardware.

This package provides the core application, but no beatmaps. You need to download and unpack them separately.

Pegasus is a graphical frontend for browsing your game library and launching all kinds of games from the same place. It's focusing on customizability, cross platform support (including embedded) and high performance.

Trigger-rally is a 3D rally simulation with great physics for drifting on over 200 maps. Different terrain materials like dirt, asphalt, sand, ice, etc. and various weather, light, and fog conditions give this rally simulation the edge over many other games. You need to make it through the maps in often tight time limits and can further improve by beating the recorded high scores. All attached single races must be finished in time in order to win an event, unlocking additional events and cars. Most maps are equipped with spoken co-driver notes and co-driver icons.

X-Moto is a challenging 2D motocross platform game, where physics play an all important role in the gameplay. You need to control your bike to its limit, if you want to have a chance finishing the more difficult challenges.

Xmahjongg is a simple solitaire game. The object is to remove all Mah Jongg tiles from the playing field by taking one matching pair at a time.

Quadrapassel comes from the classic falling-block game, Tetris. The goal of the game is to create complete horizontal lines of blocks, which will disappear. The blocks come in seven different shapes made from four blocks each: one straight, two L-shaped, one square, and two S-shaped. The blocks fall from the top center of the screen in a random order. You rotate the blocks and move them across the screen to drop them in complete lines. You score by dropping blocks fast and completing lines. As your score gets higher, you level up and the blocks fall faster.

You, as a bunny, have to jump on your opponents to make them explode. It is a true multiplayer game; you cannot play this alone. You can play with up to four players simultaneously. It has network support.

This is an open-source port of the Serious Engine from Serious Sam: The First Encounter and Serious Sam: The Second Encounter. To run, you must put your official game data, Levels and Help in ~/.local/share/Serious-Engine/serioussam,serioussamse/gamedata/.

Hedgewars is a turn based strategy, artillery, action and comedy game, featuring the antics of pink hedgehogs with attitude as they battle from the depths of hell to the depths of space.

As commander, it's your job to assemble your crack team of hedgehog soldiers and bring the war to your enemy.

All Things Devours is a short piece of sci-fi interactive fiction, leaning strongly towards the text-adventure end of the spectrum. Any move you make may put things into an unwinnable state. You are therefore encouraged to save frequently, and also to realise that you will probably have to start over several times to find the most satisfactory ending.

Glulx is a 32-bit portable virtual machine intended for writing and playing interactive fiction. It was designed by Andrew Plotkin to relieve some of the restrictions in the venerable Z-machine format. This is the reference interpreter, using the Glk API.