Windowboxed

Eleusis is a 3d first-person adventure game for Windows developed by Nocturnal Works using the technology of the unreal engine. It takes place in a seemingly abandoned village in Greece where the player character, while trying to seek refuge, finds himself in the center of a whirlwind of mysterious events.As the plot unfolds he finds clues that indicate that the village is a nest of a cult which plans to revive a dark force through an ancient ritual and harness its power.

UFO: Afterlight is a 2007 strategy computer game and the third in Altar's UFO series. Like its predecessors UFO: Aftermath and UFO: Aftershock, it combines squad-level tactical combat with overlying strategic elements in a manner that's deliberately very much like the major 1994 classic X-COM: UFO Defense.

Ticket to Ride is a cross-country train adventure puzzle game in which players collect and play matching train cards to claim railway routes connecting cities throughout North America. The longer the routes, the more points they earn. Additional points come to those who can fulfill their Destination Tickets by connecting two distant cities, and to the player who builds the longest continuous railway.

The video game is based on the board game of the same name.

Machinarium is a puzzle point-and-click adventure game developed by Amanita Design.

The goal of Machinarium is to solve a series of puzzles and brain teasers. The puzzles are linked together by an overworld consisting of a traditional "point and click" adventure story. The overworld's most radical departure is that only objects within the player character's reach can be clicked on.

Hop into the cockpit of an X-wing as Luke Skywalker, leader of the Rogue Squadron, in a series of missions against the Empire.

Nexuiz is a fast pasted FPS based in a futuristic, Victorian influenced setting. The game is based off the free game of the same name (also referred to as Nexuiz Classic).

It's in the Twitch Shooter Genre similar to Quake and Unreal Tournament. The game is being constantly updated.