Duke Nukem 3D, BLOOD, Shadow Warrior, Redneck Rampage, Ion Fury

Tools:

• SLADE[slade.mancubus.net] - Map editor for DOOM '93. Can extract assets from those AND Build engine games.

Skyrim/Special Edition, Fallout 3/New Vegas/4

Steam censors lovers-lab because the site is pretty NSFW. In the URLs below, there should be NO spaces between "lovers" and "lab", and a period between "lab" and "com".

Tools:

• lovers lab com/files/file/3707-skyrim-nif-data-anim-utils - 3ds Max NIF/KF plugins
  
• lovers lab com/files/file/2604-3ds-max-rigs-by-anubiss - 3ds Max Skyrim creature rigs

DOOM ('93)/2, Heretic, Hexen, Strife, Chex Quest

Tools:

• SLADE[slade.mancubus.net] - Map editor for DOOM '93. Can extract assets from those AND Build engine games.

id Tech 2: Quake 1/2, Soldier of Fortune
id Tech 3: Quake 3, Return to Castle Wolfenstein, Soldier of Fortune 2

Tools:

• Link[archive.blender.org] - Blender MD3 plugin
  
• Link[sourceforge.net] - Blender MD5 plugin

Grand Theft Auto 4/5, Max Payne 3, Red Dead Redemption 2

Tools:

• OpenIV[openiv.com] - Model converter

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=1316254513

VRChat, Unturned, everything else since 2014

Guides:

• Model ripping[wiki.vg-resource.com]
  
• Game hacking[github.com]

Tools:

• AssetStudio[ci.appveyor.com] - Extracts Unity assets
  
• Asset unpacker[github.com] - Unpacker

Unreal engine 1: Unreal, Unreal Tournament ('99), Rune, Deus Ex
Unreal engine 2: Unreal Tournament 2003/2004, Killing Floor, America's Army
Unreal engine 3: Unreal Tournament 3, Bioshock 1/2, Borderlands 1/2, Gears of War, Batman: Arkham Asylum, Killing Floor 2
Unreal engine 4: Unreal Tournament (2014, RIP), Fortnite

Tools:

• UModel[www.gildor.org] - Asset unpacker
  
• UnActorX[www.gildor.org] - 3ds Max plugin
  
• Unreal package extractor[www.gildor.org]
  
• Unreal package decompressor[www.gildor.org]

Tools:

• 3D Ripper DX[www.deep-shadows.com] - 3D ripper
  
• {链接已删除}B2Max - Blender/3ds Max connector
  
• Dragon Unpacker[www.elberethzone.net] - Asset unpacker for many games
  
• Greyhound[github.com] - Call of Duty series (Modern Warfare to present)
  
• Ninja Ripper[gamebanana.com] - 3D ripper
  
• Noesis[www.richwhitehouse.com] - Asset unpacker for many games
  
• OSRS (Old school RuneScape)[www.osrsbox.com]
  
• Wraith[aviacreations.com] - Call of Duty, COD Online, Doom ('16), The Evil Within, Wolfenstein ('09)

Mixed content
http://vg-resource.com
https://opengameart.org/

Models
https://models-resource.com

Textures
https://3dtextures.me
http://spriters-resource.com
http://textures-resource.com

https://3dtextures.me/tag/scales/
http://vg-resource.com
http://spriters-resource.com
http://textures-resource.com