Half-Life : INVASION download

After Half-Life, enter Invasion, its single-player mod
Counter

Alternative software

Jed's Half-Life Model Viewer
Jed's Half-Life Model Viewer
Free
rating

Improved version of the original HLMV.

Half-Life Decay PC
Half-Life Decay PC
Free
rating

Half-Life: Decay is a PS2 story that comes now for the PC.

Half-Life Visitors
Half-Life Visitors
Free
rating

Half-Life Visitor puts you in the shoes of a visitor in Black Mesa.

Natural Selection
Natural Selection
Free
rating

Natural Selection blends first-person combat with real-time strategy.

HLFX Lost in Black Mesa
HLFX Lost in Black Mesa
Free
rating

Help Alex Jones escape from the Black Mesa Research Facility.