Simple MAME frontend

gnome-video-arcade

Simple MAME frontend

GNOME Video Arcade is a simple MAME frontend for the GNOME desktop. Its goal is not providing a UI for the many options MAME supports, or helping manage a ROM collection: the focus is on a clean interface that allows quick search and launch of games, thanks to the use of tags.
hex-based tactical game

crimson

hex-based tactical game

Crimson Fields is a hex-based tactical war game in the tradition of Battle Isle (tm). Two players command their units on a map of hexagons, trying to accomplish mission objectives ranging from defending important locations to simply destroying all enemy forces. The game can either be played in 'hot seat' mode, via email, or against the computer. Tools are available to create custom maps and campaigns. You can also play the original Battle Isle maps if you have a copy of the game.
Low latency encrypted VoIP client

mumble

Low latency encrypted VoIP client

Mumble is a low-latency, high quality voice chat program for gaming. It features noise suppression, encrypted connections for both voice and instant messaging, automatic gain control and low latency audio with support for multiple audio standards. Mumble includes an in-game overlay compatible with most open-source and commercial 3D applications. Mumble is just a client and uses a non-standard protocol. You will need a dedicated server to talk to other users. Server functionality is provided by the package "mumble-server".
poker client

holdingnuts

poker client

HoldingNuts is an open source multi-platform poker client and server. You can play the popular Texas Hold'em variant with people all over the world, meet your friends, run your own games and even setup your own poker network.
single player real-time strategy game with steampunk sci-fi

lightyears

single player real-time strategy game with steampunk sci-fi

You have to build and maintain a steam distribution network on an alien planet, while under attack from aliens and other hazards. The game has three difficulty levels, an interactive tutorial, and a scoring system.
3D city simulator game

opencity

3D city simulator game

OpenCity is 3D city construction simulator. You can build some zones of housing, trading and industry, electric plant and roads. Besides you can also raise or lower the terrain. OpenCity is similar in spirit to other city construction games, heading towards a classic SimCity feeling, although with some additional features. It is not intended to be a clone of any famous city simulator.