방법- 해당 게임 DLC의 링크로 접속하신 후,  내려받기를 누르시면 게임을 설치하지 않으셔도, DLC가 추가됩니다.

ps. 게임의 본편이 없으면, 무료 DLC는 등록되지 않습니다.

ps. 무료게임의 DLC를 등록할 경우, 해당 무료게임이 영구적으로 자신의 라이브러리에 남습니다.

ps. 자신의 스팀 프로필의 DLC목록 수에도,  추가가 됩니다.

A Virus Named Tom

http://store.steampowered.com/app/207660/

Afterfall Insanity Extended Edition 

http://store.steampowered.com/app/233010/

Alan Wake

http://store.steampowered.com/app/268560/

ARMA II

http://store.steampowered.com/app/224580

Aura Kingdom

http://store.steampowered.com/app/282201/

Awesomenauts

http://www.awesomenauts.com/Yogscast/index.php

(어썸너츠는 해당 링크에서, 정보 입력 후, DLC를 얻으세요)

Bunch of Heroes

http://store.steampowered.com/app/111403/

Choplifter HD

http://store.steampowered.com/app/205120/

Crusader Kings II

http://store.steampowered.com/app/226671

CRYENGINE

http://store.steampowered.com/app/306510/

Defense Grid 2

http://www.hiddenpath.com/dg2register/

(해당 사이트에서 정보 입력 후, DLC를 얻으세요)

Delve Deeper

http://store.steampowered.com/app/63803/

Depth

http://store.steampowered.com/app/335640/

DmC Devil May Cry

http://store.steampowered.com/app/229080/

Dreaming Sarah

http://store.steampowered.com/app/321990/

Dungeon Defenders

http://store.steampowered.com/app/202523/

Dungeons of Dredmor

http://store.steampowered.com/app/98821/

Dusty Revenge

http://store.steampowered.com/app/297050/

Dynasty Warriors 8

http://store.steampowered.com/app/316869/

Elder Scrolls V: Skyrim

http://store.steampowered.com/app/202485/

Enforcer

http://store.steampowered.com/app/334580

Europa Universalis IV

http://store.steampowered.com/app/241373

Fable Anniversary 

http://store.steampowered.com/app/319120/

FaceRig 

http://store.steampowered.com/app/315190/

http://store.steampowered.com/app/333790

http://store.steampowered.com/app/321700/

http://store.steampowered.com/app/334330

Farming Simulator 2013

http://store.steampowered.com/app/245220/

Farming World

http://store.steampowered.com/app/317070/

FortressCraft Evolved

http://store.steampowered.com/app/319580/

Free To Play

http://store.steampowered.com/app/323120/

GRID 2

http://store.steampowered.com/app/221169/

GRID Autosport

http://store.steampowered.com/app/295100

Grimm

http://store.steampowered.com/app/261390/

Ground Pounders

http://store.steampowered.com/app/301060

Half-Life

http://store.steampowered.com/app/323130/

Half-Life 2

http://store.steampowered.com/app/323140/

Half-Life 2: Episode One

http://store.steampowered.com/app/323150/

Half-Life 2: Episode Two

http://store.steampowered.com/app/323160/

Hegemony Rome: The Rise of Caesar

http://store.steampowered.com/app/308170/

Lost Planet 3

http://store.steampowered.com/app/250810/

Magicka

http://store.steampowered.com/app/73118/

Middle-earth: Shadow of Mordor

http://store.steampowered.com/app/311670/

http://store.steampowered.com/app/322060/

Nobunaga's Ambition: Souzou

http://store.steampowered.com/dlc/292990/

Omerta: City of Gangsters

http://store.steampowered.com/app/215373/

Out of the Park Baseball 15

http://store.steampowered.com/app/327480/

Overcast: Walden and the Werewolf

http://store.steampowered.com/app/295530/

Painkiller Hell & Damnation

http://store.steampowered.com/app/219136/

Portal

http://store.steampowered.com/app/323170/

Portal 2 

http://store.steampowered.com/app/323180/

Prime World

http://store.steampowered.com/app/255253/

Pure Pool

http://store.steampowered.com/app/300860/

Realms of Arkania: Blade of Destiny

http://store.steampowered.com/app/264841/

Resident Evil 6

http://store.steampowered.com/app/236080/

Saints Row IV

http://store.steampowered.com/app/255050/

http://store.steampowered.com/app/247307/

Sanctum

http://store.steampowered.com/app/91616/

http://store.steampowered.com/app/91609/

Shan Gui

http://store.steampowered.com/app/326760/

Sleeping Dogs

http://store.steampowered.com/app/202181/

http://store.steampowered.com/app/216330/

Super Killer Hornet: Resurrection

http://store.steampowered.com/app/316400/

Vanguard Princess

http://store.steampowered.com/app/281050/

Waking Mars

http://store.steampowered.com/app/231801/

Wargame: AirLand Battle

http://store.steampowered.com/app/260850/

Wargame: European Escalation

http://store.steampowered.com/dlc/58610/

Wargame: Red Dragon

http://store.steampowered.com/dlc/251060/

Worms Ultimate Mayhem

http://store.steampowered.com/app/70615/

X3: Albion Prelude

http://store.steampowered.com/app/235960/

X3: Reunion

http://store.steampowered.com/app/235920/

X3: Terran Conflict 

http://store.steampowered.com/app/235940/

X Rebirth

http://store.steampowered.com/app/325580/

Wildlife Park 2

http://store.steampowered.com/app/306180/

Z3TA+ 2

http://store.steampowered.com/app/257910/