Simple Waterfall Example
Basic R_speed reduction guide
Grunt Squads
Using Vertex Manipulation
Using Half-Life A.I - the .zip file appears to be corrupted
Making Pipes
Worldcraft/Hammer 101: Setup
HT-Mod Mapping Basics
Half-Life Editing Forum
Archive Half-Life Map Tutorials / Map Source Collection
Archive Half-Life Art Collection (Textures, Prefabs, etc)
Archive Half-Life Maps Collection
Archive Sven-Coop Maps Collection
Archive Half-Life Models Collection
Archive Half-Life Mods Collection
Archive Half-Life Misc Collection