Half-Life SDK for making mods upon it
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Updated
Sep 2, 2026 - C++
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opposing-force
Here are 8 public repositories matching this topic...
Simple utility for mapping/scripting/speedrunning or researching games based on GoldSrc/Xash3D FWGS engine (such as CS 1.6, Half-Life, and other mods)
gamedev utility cmake counter-strike valve vcpkg half-life rapidjson goldsrc-engine hlsdk debugging-games half-life-sdk polyhook2 researching-games opposing-force
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Nov 2, 2025 - C++
Opposing Force night vision support for Sven Co-op
goldsrc angelscript goldsrc-engine svencoop op4 night-vision opposing-force svengine nightvision sven-co-op custom-entity
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Mar 2, 2026 - AngelScript
Arms Race mode for Half-Life
scripting goldsrc half-life metamod gungame amxx-plugin arms-race opposing-force day-of-defeat-goldsrc armsrace
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Dec 5, 2023 - Pawn
weapon_knife support for Sven Co-op
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Dec 7, 2024 - AngelScript
Opposing force final boss support for Sven Co-op
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Jan 24, 2026 - AngelScript
for the Xash3D FWGS
half-life xash3d-engine xash3d xash3d-fwgs team-fortress-classic opposing-force counter-strike-16 blue-shift halflife1 halflife-1
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Updated
Apr 8, 2026
SDK Based on Half-Life: Unified SDK aiming to expand the topic
capture-the-flag goldsrc halflife half-life cooperative goldsource deathmatch goldsource-engine half-life-sdk opposing-force halflife-sdk blue-shift
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Updated
Apr 2, 2026 - C++
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