Xash3D FWGS engine

An open-source GoldSrc engine clone (Clean authentic reimplementation without using reverse-engineered code)

GoldSrc engine plugin for 3D sound

Goldsrc map viewer/editor without decompiling. Also can view .MDL models.

Map compile tools for the Half-Life engine

Source / Goldsource dedicated server images built through use of steamcmd. 🐳

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)

One massive plugin that includes many separate plugins for the kreedz mod.

🏃 The plugin is designed to display a world record on a local server or global

Chaos Mod for GoldSrc engine (HL1)

Jumping statistics plugin for Goldsrc Engine

Hook for CS that implements some features from CSO for client

Blender addon for importing Rich Map Format (rmf) map files from the GoldSrc engine

Custom hl.exe with improvements

The original Half-Life 1 model viewer ported from GLUT to GLFW 3

A Server Browser for Cry of Fear

A Python library for creating, editing and writing GoldSrc .map files

GPL-licensed HLSDK (reimplemented using the original Quake engine and manually rewritten sources)

AMXX Project

goldsrc network client