Half-Life SDK
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The
Half-Life SDK is the set of tools needed to create content for GoldSrc. On 30th August 2013, the Half-Life SDK was finally added to Steam in the 'Tools' section. You can now create and compile Half-Life and other GoldSrc mods for Windows, macOS and Linux as a result of the SteamPipe updates.
Download and Installation · Frequently Asked Questions · Release Notes
Modding
Creating, organizing and releasing your
project.
Level Design
Maps are the 3D worlds where everything comes together.
Programming
A mod's C++ code defines the way its world and game rules behave.
Modeling
Models are the detailed 3D objects that appear in the game world.
Textures
Textures are used to add additional 2-dimensional detail to a map or model.
Sounds
Quality audio adds a fourth dimension to your world.
Sprites
Effects like smoke, sparks, blood and fire are created with sprites.
Tutorials
Step-by-step guides on a variety of topics.
Technical
In-depth discussion on the
features.
Glossary
Explanations for terms you may encounter.
Official Tools
Official tools made by Valve for their games.
Third-Party Tools
Useful developer tools created by the community.
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