The third list contains all free shooters that aren't online FPS games. Such as single-player FPS's with no multiplayer, third-person shooters and 2D shooters. Some are just short tech demos that show capabilities of a game engine or piece of hardware. There are lots of single-player indie FPS games, also couple single-player shooters with storyline, which were made free years after release.
Battlefield Heroes is a free cartoon-style third-person shooter set in World War II, developed by Electronic Arts. Battlefield Heroes has many ingame vehicles, including tanks and aircrafts.System requirements: 1.0 GHz CPU, 512MB RAM, 64MB video card with Pixel Shader 2.0.
Alien Swarm is a free top-down perspective co-op alien shooter released free by Valve. This action shooter features 4 classes, also dozens of different weapons and achievements.System requirements: Pentium 4 3.0 GHz, 1GB RAM, ATI X800 / NVidia 6600.
CrimeCraft is a third-person shooter that blends an action-packed shooter with role-playing elements. CrimeCraft is set in the near future where gangs have replaced governments.System requirements: 1.6 GHz Intel single core, 1024MB RAM, GeForce 7600 / ATI X1600.
GunZ The Duel
GunZ The Duel is a free online third-person shooter where you can also use melee weapons like swords and daggers. GunZ has microtransaction system for buying premium items.System requirements: Pentium III 500 MHz, 256MB RAM, Direct3D 9.0 video card.
S4 League is a free-to-play multiplayer online third-person perspective shooter with cartoon characters. This fast-paced anime shooter has strategical gameplay and 6 game modes.System requirements: Pentium III 1 GHz, 256MB RAM, NVIDIA GeForce 4MX.
Battleswarm: Field of Honor
Battleswarm: Field of Honor is a blend of FPS and real-time strategy. Humans in this free game are played in FPS or TPS mode, bugs are commanded by real time strategist.System requirements: 2.2 GHz processor, 1024MB RAM, 64MB DirectX 7 level video card.
Soldat is a free, unique side-view multiplayer shooting game that has fast action gameplay with lots of blood. Soldat is mix of Liero, Worms, Quake and Counter-Strike.System requirements: 333 MHz CPU, 32MB RAM, DirectX 8.1 graphics card.
Counter-Strike 2D is a free 2D clone of the famous multiplayer shooter: Counter-Strike. There are also four new modes: Deathmatch, Team Deathmatch, Construction and Zombies.System requirements: 500 MHz CPU, 64MB RAM, 16MB DirectX 7+ 3D video card.
http://www.cs2d.com/ (also available for Linux and Mac)
S.T.A.L.K.E.R. build 1935
S.T.A.L.K.E.R. build 1935 is a free to download build of S.T.A.L.K.E.R.: Shadow of Chernobyl. Build 1935 contains many features that didn't make it into the final release, also many bugs.System requirements: 1.4 GHz CPU, 512MB RAM, 64MB GeForce 3.
Download & guide
Interstellar Marines is an in-development browser based, high quality first-person shooter. This single-player shooter set in a realistic and unpredictable future.System requirements: Intel Core 2 Duo 2.2 GHz, 2GB RAM, GeForce 8800 GTS 640MB.
PRISM: Guard Shield
PRISM: Guard Shield is a first-person shooter with a blend of stealth operations and fast gameplay. PRISM: Guard Shield is created by the Army National Guard and Rival Interactive.System requirements: 1.5 GHz Athlon 64, 256MB RAM, Geforce 4 / ATI 9600 64MB.
Area 51 is a single-player Sci-Fi first-person shooter released as freeware by the US Air Force. It features over 15 types of weapons/equipment and a campaign with 8 levels.System requirements: Pentium III 1.4 GHz, 256MB RAM, 64MB ATI 9500 / GeForce 3.
Euthanasia is a first-person horror shooter with lots of riddles and puzzles in ten fully playable levels. Euthanasia features disturbing athmosphere and lots of horrorsequences.http://www.moddb.com/games/euthanasia
Noah's Jungle is an unique FPS where you explore jungle forest and capture wild animals. You play as an insane scientist who is ‘saving’ the animals of the jungle.http://www.noahsjungle.com/
The Suffering is a free, but ad-supported horror themed third/first-person shooter. The player in this shooter is set in maximum-security prison, after earthquake had released the monsters.System requirements: Pentium III 1.0 GHz, 128MB RAM, 32MB DirectX video card.
Hidden & Dangerous Deluxe
This action shooter was made free to promote the release of Hidden & Dangerous 2. Deluxe release also includes Devil's Bridge expansion pack, patches, and the level editor.System requirements: Pentium 166 MMX, 16MB RAM, 2MB VRAM.
Derelict is freeware tactical first-person shooter with a Sci-Fi survival horror theme. The player in this shooter has to guide his squad of 4 marines, through increasingly dangerous levels.http://earok.net/derelict
Lego Wolf3D is a fan-made first-person shooter that combines Lego and Wolfenstein 3D using the C4 game engine. This free single-player FPS is currently in beta.System requirements: GeForce FX 5200 / ATI Radeon 9500 / Intel GMA X3000 or higher.
theHunter is a very realistic hunting game set in open world island. Free version features only one huntable animal (mule deer), paid members can hunt all other animals.System requirements: Pentium 4 3 GHz, 1GB RAM, 256MB Shader Model 3.0 video card.
WHITE: The Game
WHITE is the first first-person shooter based on both the player's violence and creativity. You can create unique artwork by killing creatures that are filled with paint.http://www.white-the-game.com/
The Hunted is a standalone single-player FPS based on the Darkplaces engine. The Hunted is about a lone survivor escaping from a city that has overcome by the infected.http://the-hunted.com/
The Hunted Chronicle 2
The Hunted Chronicle 2 is a single-player survival horror first-person shooter based off of the Darkplaces engine. The Hunted Chronicle 2 is sequel to The Hunted.http://the-hunted.com/
Glitch is a free to download first-person shooter that is set in a unique 3D environment in which all of the entities are constructed from particles.https://www.digipen.edu/?id=1170&proj=1470
Terror Attack: Project Fateh
Terror Attack: Project Fateh is a 3D first-person shooter based on the 26/11 Mumbai terror attack. Terror Attack is developed by Shivam Sai Gupta, a 14 year old teen living in India.System requirements: Intel Core 2 Duo 2.0 GHz, 1GB RAM, 512MB DirectX9 video Card. http://www.projectfateh.com/
Lone Wolf 3
Lone Wolf 3 is a freeware first-person 3D shooter which doesn't need installation. This one man project features 5 realtime generated worlds and 13 nicely animated weapons.System requirements: 2 GHz CPU, 2GB RAM, GeForce3 or similar 3D card.
Chex Quest 3
Chex Quest 3 is a free single-player FPS, released 12 years after original CQ by two original developers (Charles Jacobi and Scott Holman). It also includes two previous Chex Quests.http://www.chucktropolis.com/gamers.htm
Tag: The Power of Paint
Tag: The Power of Paint is a DigiPen student-developed first-person platformer that won the Best Student Game Award in 2009. Tag is a mix of first-person shooter and puzzle game.https://www.digipen.edu/studentprojects/tag/
Firestart is reimaging of the classic C64 game, Project Firestart as a first-person shooter. It is set in the distance future when a ship orbiting Mars has been overrun by monsters.http://earok.net/firestart
Harmony is a free FPS game made by Thomas van der Velden, that is inspired by nineties 3D shooters. This Zdoom engine based shooter features 11 maps and high resolution sprites.http://rabotik.nl/harmony.htm
Resonation is a first-person shooter that utilizes the frequency of sound waves for gameplay. Player has to solve mysteries and eliminate monsters utilizing the different frequencies.https://www.digipen.edu/?id=1170&proj=452
Resident Evil Memory
Resident Evil Memory is a free indie first-person shooter video game tribute to the Resident Evil series. Resident Evil Memory features zombie killing and many puzzles.System requirements: Pentium 4 2.66 GHz, 1GB RAM, 128MB Video Card.
WGRealms 2 is the free sequel to WG Realms. It is a standalone, fantasy style total conversion of DukeNukem 3D with new kickass weapons, inventory and abilities.http://two.wgrealms.com/
Action Doom 2: Urban Brawl
Action Doom 2: Urban Brawl is the prequel to Action Doom with Beat-em-up’ style gameplay. This free shooter features over 15 weapons, 9 levels and dozens of new enemies.http://action.mancubus.net/
Decay is a free-to-download horror first-person shooter with 6 action-loaded and exiting levels. You need to download a patch to change the language from German to English.System requirements: Pentium 4 2.0 GHz, 512MB RAM, ATI Radeon 9600.
Voxelstein 3D is a free FPS inspired by Wolfenstein 3D, with fully destructible levels. The world in this shooter is built from tiny cubes (voxels) that can be added or removed very quickly.http://voxelstein3d.sourceforge.net/
Black Shades is a free simple first-person shooter which was one of the winners of the UDevGame 2002 contest. It features randomly generated city and fluid aiming system.http://www.wolfire.com/black-shades (also available for Mac)
Kill the avatars
Kill the avatars is an extremely small experimental FPS made for players entertainment. It is a shooter that takes all the fun of killing avatars and puts it all into nice little package.http://www.moddb.com/games/kill-the-avatars
Get Bin Laden!
Get Bin Laden! is a free single-player FPS with small download size. In this shooter you have to shoot your way past dozens of enemies to locate Bin Laden's secret hideaway.Minimum requirements: 500 MHz CPU, 64MB RAM, 32MB 3D graphics card.
Deadly Tower is a small experimental arcade first-person shooter made by two people with 36 hour production time. Deadly Tower has three playable levels.http://www.moddb.com/games/deadly-tower
Half-Life 2: Lost Coast
Half-Life 2: Lost Coast is a playable technology demonstration that introduces HDR lighting to the Source engine. Lost Coast features one level that was removed from original Half-Life 2.System requirements: Pentium 4 2.4 GHz, 1GB RAM, DirectX 9 level graphics card.
ATI , NVIDIA
In Avert Fate you fight killer droids with heavy weaponry, while exploring next-gen environment. This tech demo shows what a two-man team can do with Unity in a couple of months.http://unity3d.com/gallery/live-demos/avert-fate
CellFactor: Revolution is a tech demo that shows off the capabilities of the Ageia PhysX cards. Two levels in CellFactor are playable even if you don't have the PhysX accelator card.System requirements: Dual core processor, 2GB RAM, ATI X1800+ / NVIDIA 7800+.
.kkrieger is a free single-player first-person shooter that uses only 96KB (!!!) of disk space. This extremely small shooter won the Breakpoint 96k game competition in 2004.System requirements: 1.5GHz CPU, 512MB RAM, 128MB GeForce4 Ti / ATI Radeon 8500.
Flamewar! is a satire about internet culture.Download
Next list: Multiplayer FPS demos