Alexander Barnfield and Jakub Majewski
1
Freeware
Unknown Enemy is a fan made add-on for Wing Commander: Secret Ops.
Falco Software Company
8
Freeware
After working for decades in the special forces, I retired.
10
EZ Freeware, LLC.
12,277
Freeware
Free Opener can open more than 350 file formats, including documents & photos.
5
The Unknown Horizons Team
357
Open source
2D realtime strategy simulation with an emphasis on economy and city building.
36
Splash Damage
3,029
Freeware
Wolfenstein: Enemy Territory is a downloadable, free-to-play multiplayer game.
7
CompuClever Systems Inc.
4,088
Shareware
Open over 500 different file types all in one application.
1
Is is an opening encyclopedia including detailed theoretical material.
2
OpenXcom Developers
153
Open source
It is an open-source clone of the original UFO: Enemy Unknown game.
Firaxis Games
432
Commercial
XCOM: Enemy Within is the expansion of the strategy game XCOM: Enemy Unknown.
1
Firaxis Games
773
Commercial
XCOM 2 is the sequel to XCOM: Enemy Unknown, strategy game.
Long War Studios
49
Freeware
Long War is a free mod for the 2012 game XCOM: Enemy Unknown.
1
xehonk
7
Freeware
It is an overhead view shooter in which you are caught in an unknown enemy base.
MyPlayCity, Inc.
40
Freeware
Set the town free from an unknown enemy in this first person shooter.
Falco Software Company
8
Freeware
Peaceful lands are invaded by an unknown enemy.
40
Falco Software Company
4
Freeware
The commander, our ships, met a new unknown enemy in the galaxy.
Falco Software Company
Freeware
An unknown enemy turned everyone who was on the space station into cyborg zombies.
1
Trusted Software ApS
138
Freeware
File Type Assistant can help you open files with unknown extensions.
