FPS

Nina: Agent's Chronicles ( also known as Codename Nina: Global Terrorism Strike Force) is a low-budget action game with a first-person view (FPP) produced by Detalion studio.

Hunt: Showdown is a competitive first-person PvP bounty hunting game with heavy PvE elements, from the makers of Crysis. Set in the darkest corners of the world, it packs the thrill of survival games into a match-based format.

(Source: Steam)

In the year 2944 humanity is still at war with the Tiglaary and a strange anomaly named Kreed gives the scientists riddles they can't solve. Some religious groups believe the Kreed is a higher being and many of them try to enter it. One day they finally succeed and under the command of Teofrast Rumi, a high ranking officer, a ship full of fanatics makes his way into the anomaly. As a soldier of the legion, you and your colleagues aboard the spaceship Aspero are sent after him.

World War II Combat: Iwo Jima (also known as The Heat of War) is a budget-priced first-person shooter developed by Direct Action Games and published by Groove Games.

World War II Combat: Road to Berlin, also known as Battlestrike: Secret Weapons, is a budget-priced first-person shooter, developed by Direct Action Games and published by Groove Games. Despite its low-budget price, it was panned by users and reviewers as having shoddy control, and a rushed, unfinished feel. The game was followed by World War II Combat: Iwo Jima.

Conspiracy: Weapons of Mass Destruction. It was developed by Kuju Entertainment for PS2, Xbox, and PC.
Conspiracy: Weapons of Mass Destruction is propelled by the powerful FireWarrior engine as, in first-person shooter action across five sprawling levels, gameplay spans from secret bases in Aztec ruins to military training camps in the Arctic Circle. Players

Elite Forces: WWII Iwo Jima is a 2001 low-budget tactical first-person shooter by 3LV Games and ValuSoft. It was made on Monolith's Lithtech Talon engine, which was also used for The Operative: No One Lives Forever and Aliens vs. Predator 2.