(Flying With Gauss) is an open-source, custom game engine written from scratch to be 100% compatible with Valve's GoldSource (GoldSrc) engine. It is primarily used to port

For over two decades, Half-Life has stood as a titan of the first-person shooter genre. While GoldSrc (the original engine) is legendary, it is notoriously difficult to run on modern hardware, mobile devices, or unconventional operating systems. Enter —an open-source, cross-platform reimplementation of the GoldSrc engine.

: Ensure cl_dlls (client-side logic) and dlls (server-side logic) are present within the valve folder.

2024-2025 (Current) Subject: Analysis of Half-Life .pak , .wad , .dll , and .bsp files within the Xash3D Engine environment.

From your Steam Half-Life directory ( steamapps/common/Half-Life/ ), copy the entire valve/ folder into the Xash3D root. Inside valve/ , you must have: