Valve Hammer Editor 3.4 User's Guide
Ready to jump into the exciting world of level editing? You've come to the right place. This User's Guide is designed to familiarize you with Valve Hammer Editor basics. It will introduce you to the essential elements that go into every level, and help you understand how all the pieces fit together.
General
Working With Solids
Working With Entities
Advanced
see also: Troubleshooting