These are the game clients that you can use for speedrunning. More information can be found over on the forums.
- Source Unpack – All-in-one Half-Life 2 and Portal speedrunning package, containing most of the tools and helpful configs.
Version: 2.3, Engine version: 5135, Size: 2.0GB, ReadMe
- Episodic Unpack – All-in-one Half-Life 2 Episodes (EP1 & EP2) speedrunning package.
Version: 1.0, Engine version: 4104, Size: 3.8GB
- HL2 Old Engine Unpack – Half-Life 2 Old Engine Unpack, runs as a Source mod.
Version: 2.0, Engine version: 4104, Size: 308MB, ReadMe