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Half-Life

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17,620 downloads

Uploaded:12/01/2002

Half-Life SDK 2.1 (Full SDK)

fullsdk.EXE | 74.15 MB

The Software Development Kit contains source code and tools for creating your own Half-Life add-ons.

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8,456 downloads

Uploaded:13/01/2002

Half-Life SDK 2.1 (Standard SDK )

standardsdk.exe | 15.81 MB

The Software Development Kit contains source code and tools for creating your own Half-Life add-ons.

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3,799 downloads

Uploaded:13/01/2002

texturesdk

texturesdk.zip | 170.43 KB

Creating Textures and Texture WADs for Half-Life.

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3,653 downloads

Uploaded:13/01/2002

Halflife SDK

HLStandardSDK.zip | 13.52 MB

This is the full version of the SDK. It includes the source code and all resources needed to create modifications for Half-Life.

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2,873 downloads

Uploaded:13/01/2002

StandardSDKSource

StandardSDKSource.zip | 713 KB

This ZIP file contains the source code to many of the tools Valve used to build the game Half-Life.

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1,040 downloads

Uploaded:13/01/2002

Linux-Friendly SDK

StandardSDKSource_Linux.tar.gz | 568.51 KB

Standard SDK source code that is Linux-friendly. If you are working on a mod based on the Standard SDK and you would like to release a Linux version, you might be interested in checking this out.

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319 downloads

Uploaded:31/07/2011

Half-Life SDK 2.3 (source code only)

hl_sdk_v23_source.exe | 5 MB

The Software Development Kit contains source code for creating your own Half-Life add-ons.

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183 downloads

Uploaded:17/08/2011

Half-Life Mini SDK

hlsdk.zip | 11.93 MB

An old SDK (from November 1998), also known as Model and Map SDK. It contains everything that Standard SDK 2.2 contains and several pre-release Gluon Gun viewmodel textures.