InputEvelution's Stars
sharkov63/SaveWarpFinder
Matherunner/catgen
Generate new Half-Life speedrun categories so you can easily claim world records on them
YaLTeR/hl-capture
A tool for capturing Half-Life videos on Linux.
YaLTeR/BunnymodXT
Speedrun and TAS tool for Half-Life & friends.
YaLTeR/SourcePauseTool
This was once just a plugin to prevent game unpausing.