Category:id Tech
This page documents information about an engine not developed by Valve. This information is documented here because it has technical and/or historical relevance to Valve's engines.
Pages relating to id Software's engines (ex: 
id Tech 2, 
id Tech 3, 
id Tech 4), in ways which are relevant to Valve's engines and game catalog.
Subcategories
This category has the following 5 subcategories, out of 5 total.
Q
S
Pages in category "Id Tech"
The following 29 pages are in this category, out of 29 total.
