Books
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Civil Medical Union
Civil Protection
Step into the world of the Civil Protection
Civil Workers Union (CWU)
Combine Technology
A look into the technology the Combine has.
Global Administration
Global Resistance & Technology
Lambda
The major resistance group of Half-Life 2... just written for the Half-Life Alyx timeline due to being set prior to HL:A
Overwatch Forces
The "Borderworld"
All about the world of Xen itself and what it is
The Civil Administration (CCA)
The Security Council
Timeline of Events
Urban Centers
Gathering human populations together in points of high people density and points of high interest, urban centers are supervised...
Vortigaunts
The world of Vortigaunts uncovered for reading purposes, stuff you will never learn about otherwise.
WIP Research Union
A non-ministry of the Research group