XCOM: Enemy Within is the expansion of the strategy game XCOM: Enemy Unknown.
Alexander Barnfield and Jakub Majewski
Unknown Enemy is a fan made add-on for Wing Commander: Secret Ops.
Long War Studios
Long War is a free mod for the 2012 game XCOM: Enemy Unknown.
XCOM 2 is the sequel to XCOM: Enemy Unknown, strategy game.
It is an open-source clone of the original UFO: Enemy Unknown game.
Take-Two Interactive Software, Inc.
It is a first-person shooter game with an emphasis on squad-based tactics.
Office File Validation is a security add-in for Office 2003 and 2007.
You can test your wits as you navigate through lush forests and villages.
It is an overhead view shooter in which you are caught in an unknown enemy base.
Set the town free from an unknown enemy in this first person shooter.
Squad level strategy game from the creators of the Xcom series.
Fires a shot at the enemy's Ocean grid, trying to hit one of the enemy ships.
Immediately identify unknown devices on your Windows PC.
Have a fruitful navigating experience as well as exploration of the unknown.
BufferZone prevents ALL threats, even unknown threats that anti-virus misses.
VC Sync stops all voice lags known or unknown, past, current or future lags.
Plato Global Creativity
Convert those unknown videos to your familiar format and play in your computer.
MicroWorld Technologies Inc.
Heuristics algorithms of eScan antivirus protects your PC from unknown malware.