Half-Life: Decay is the the third expansion pack for the award-winning game, Half-Life. It was included as part of the PS2 version of Half-Life. Decay returns to the setting and timeline of the original story, albeit portraying the story from the viewpoint of a different set of protagonists: two scientists working in the Black Mesa Research Facility. Decay is a cooperative multiplayer game, designed to be played by two people working together to pass through the game's levels.

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Echoes_v1.3.exe

Echoes_v1.3.exe

Full Version

Half-Life: Echoes .exe file - Version 1.3 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes_v1.3.zip

Echoes_v1.3.zip

Full Version 7 comments

Half-Life: Echoes .zip file - Version 1.3 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes_v1.2.exe

Echoes_v1.2.exe

Full Version 4 comments

Half-Life: Echoes .exe file - Version 1.2 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes v1.2.zip

Echoes v1.2.zip

Full Version 13 comments

Half-Life: Echoes .zip file - Version 1.2 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes v1.1.zip

Echoes v1.1.zip

Full Version 24 comments

Half-Life: Echoes .zip file - Version 1.1 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes_v1.1.exe

Echoes_v1.1.exe

Full Version 9 comments

Half-Life: Echoes .exe file - Version 1.1 - Requires Windows and the Steam version of Half-Life. This will not be compatible with old saves.

Echoes_v1.zip

Echoes_v1.zip

Full Version 26 comments

Half-Life: Echoes .zip file - Version 1.0 - Requires Windows and the Steam version of Half-Life

Echoes_v1.exe

Echoes_v1.exe

Full Version 20 comments

Half-Life: Echoes .exe file - Version 1.0 - Requires Windows and the Steam version of Half-Life

Sandpit v3.7.1 (ZIP)

Sandpit v3.7.1 (ZIP)

Full Version 26 comments

Fixed crash on map change (thanks SylvesterBarry@ModDB). Extract the .zip to steamapps\common\Half-Life\ and restart Steam to play.

Xash studioMDL Goldsrc Large Model Compiler

Xash studioMDL Goldsrc Large Model Compiler

Modelling Tool 4 comments

Large Model compiler for Half-Life mods by Xash-Team. for more info please click

Hi-Def Gman HL1 "Wisely done Mister Freeman"

Hi-Def Gman HL1 "Wisely done Mister Freeman"

Audio 13 comments

A bit of clever editing with some Michael Shapiro lines to re-create the final words spoken in the canon ending of Half-Life, spoken by the gman: "Wisely...

Half-Life Uplink

Half-Life Uplink

Demo 15 comments

This is one of the two demos released for Half-Life. The first one, called Day One, was just shipped with certain video cards and never released to the...

Half-Life Unofficial FAQ

Half-Life Unofficial FAQ

Other

An old Half-Life FAQ, downloaded from an archived Half-Life website.

Further-Data

Further-Data

Patch 3 comments

This is Further-Data, a small bonus CD released for free in 1999 via retail channels to Half-Life players. It contains bonus audio and music, lots of...

Half Life Decay

Half Life Decay

Full Version 42 comments

Half-Life: Decay is an add-on included in the PlayStation 2 port of the first-person shooter computer game Half-Life, developed by Gearbox Software and...

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Half-Life: Decay
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Gearbox Software
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