17
Half-Life Invasion Team
Freeware
After Half-Life, enter Invasion, its single-player mod.
149
Valve
26,207
Commercial
Half-Life is a combination of pounding action and continuous.
Germano Guerrini
12
Freeware
Riot Act adds more story and action to the Half-Life 2 Universe.
19
Gearbox Software
148
Commercial
Opposing Force the expansion for Half-Life shows how expansions are made.
13
Valve
593
Commercial
Half Life 2 is a great first person shooter for Windows.
1
Get a Life Dev-Team
34
Freeware
Is a FPS Single player action/adventure total-conversion for Half-life 2.
2
PARANOIA TEAM
111
Freeware
Paranoia is a total conversion single player modification for Half-Life.
Jan Ripper
63
Freeware
Times of Troubles is a single-player modifaction for Half-Life 1.
4
Team Psykskallar
419
Freeware
Cry of Fear is a single-player, horror modification for Half-Life 1.
Petrick
12
Freeware
INVASION is a single player modification of the famous game Half-Life.
