Музыка

Музыка
Песни	Cara Mia (Опера турелей) · Exile Vilify · Still Alive · Want You Gone · You Wouldn't Know
Вырезанные песни	GLaDOS' Song
Официальные саундтреки	Half-Life · Half-Life: Opposing Force · Half-Life: Blue Shift · Half-Life 2 · Half-Life 2: Episode One · Half-Life 2: Episode Two · Portal · Portal 2 · The Orange Box · Half-Life: Alyx
Фанатские песни	Ballad of Black Mesa · Bird is a lie · Defective · Detach The Wheatley Core · Dumb Ways to Die · Gordon Freeman Saved My Life · Hello · Making Science · Santa Cores Are Coming Tonight · Taste the Cake · That Long Train Ride · The Night Before Christmas · The Pit Song · The Sound Of Science · The Wheatley Song · This Is Aperture · Wheatley Romance · Wheatley The Moron · Why, Wheatley, Why?
Саундтреки (моды)	Black Mesa · Lambda Wars · Portal Stories: Mel · Underhell