[출처]  https://www.steamgifts.com/discussion/XCks6/free-music-in-steam-can-add-without-base-game

[더많은] https://steamdb.info/search/?a=app_keynames&type=15&keyname=243&operator=1&keyvalue

라이브러리에 추가 할 수 있습니다-무료

스팀 라이브러리를 실행 및 steamdb install 클릭 하시면 됩니다.

Little Inferno Soundtrack - https://steamdb.info/app/1270140/ (Base game not free)

7 Billion Humans Soundtrack - https://steamdb.info/app/1270120/ (Base game not free)
Human Resource Machine Soundtrack - https://steamdb.info/app/1273200/ (Base game not free)
Master of Orion: Soundtrack & Score - https://steamdb.info/app/468020/ (Base game not free) [DLC hide in the store]
Scythe: Digital Edition - Soundtrack - https://steamdb.info/app/893130/ (Base game not free)
Cymatically Muffed - Soundtrack - https://steamdb.info/app/1105750/ (Base game not free)
Sector Six OST - https://steamdb.info/app/469520/ (Base game not free)
Odyssey Soundtrack - https://steamdb.info/app/992770/ (Base game not free)
The Search Soundtrack - https://steamdb.info/app/720110/ (Base game not free) [Can receive game free april 13-14]
Nyanco Dream Soundtrack - https://steamdb.info/app/1257730/ (Base game not free)
OSK - Soundtrack - https://steamdb.info/app/1210950/ (Base game not free)
Frostpunk Original Soundtrack - https://steamdb.info/app/966350/ (Base game not free, DLC too not free in Steam store)
Nyanco Channel Soundtrack - https://steamdb.info/app/1251180/ (Base game not free)
Colum and His Friends: Soundtrack - https://steamdb.info/app/1225450/ (Base game still not released)
Frontier Pilot Simulator Soundtrack - https://steamdb.info/app/1253560/ (Base game not free)
The Executioner Soundtrack - https://steamdb.info/app/1249650/ (Base game not free)
Dying Light Original Soundtrack - https://steamdb.info/app/798540/ (Base game not free)
Walden, a game - Soundtrack - https://steamdb.info/app/1044710/ (Base game not free)
The Void Rains Upon Her Heart - Soundtrack - https://steamdb.info/app/810530/ (Base game not free, DLC too not free in Steam store)
Super Arcade Racing Soundtrack - https://steamdb.info/app/1192110/ (Base game not free)
Sable's Grimoire Soundtrack - https://steamdb.info/app/941900/ (Base game not free)
Candice: Da Instrumentalz - https://steamdb.info/app/887430/ (Base game not free)
Tomboys Need Love Too! Soundtrack - https://steamdb.info/app/942100/ (Base game not free)
Tallowmere – Soundtrack - https://steamdb.info/app/1225360/ (Base game not free)
Areia: Pathway to Dawn - Soundtrack - https://steamdb.info/app/1227670/ (Base game not free)
An Octave Higher - Basic Soundtrack - https://steamdb.info/app/415430/ (Base game not free)
Unhack - Original Soundtrack - https://steamdb.info/app/343720/ (Base game not free)
Squids Odyssey Soundtrack - https://steamdb.info/app/927660/ (Base game not free)
Monster RPG 3 Soundtrack - https://steamdb.info/app/885040/info/ (Base game not free)
TAL: Arctic 3 - Soundtrack - https://steamdb.info/app/932840/ (Base game not free)

Other:
Galactic Rangers VR - Digital Artbook - https://steamdb.info/app/1246300/ (Base game not free)