.REZ File Extension

LithTech Game Engine Resource

Developer Monolith Productions
Popularity
4.3  |  1273 Votes
 

What is a REZ file?

A REZ file is an asset archive used by a video game developed using the LithTech game engine. It contains meshes, textures, music, maps, and/or other game assets. Game modders often modify the assets REZ files contain to alter a game's gameplay.

More Information

LithTech is a 3D game development engine created by Monolith Productions. Monolith Productions and other video game development companies have used LithTech to create many popular first-person shooter games (and a handful of games in other genres).

The following Monolith Productions games, all developed using the LithTech engine, use REZ files:

  • Aliens Versus Predator 2
  • Blood II: The Chosen
  • Condemned 2: Bloodshot
  • Contract J.A.C.K.
  • F.E.A.R.
  • F.E.A.R. 2: Project Origin
  • The Matrix Online
  • The Operative: No One Lives Forever
  • No One Lives Forever 2
  • Purge
  • Shogo: Mobile Armor Division
  • Tron 2.0

Some other games that use REZ files include:

  • Piranha Games Die Hard: Nakatomi Plaza
  • Jarhead Games CTU: Marine Sharpshooter
  • Jarhead Games Marine Sharpshooter II: Jungle Warfare
  • Third Law Interactive Elite Forces WWI: Normandy

How to open a REZ file

You can use Dragon UnPACKer (Windows) to extract the resources a REZ file contains. Additionally, some LithTech engine games include a program named lithrez.exe, which you can use to extract resources from a REZ file.

Open over 400 file formats with File Viewer Plus.Free Download

Programs that open REZ files

Windows

FirstClass Resource File

Developer OpenText
Popularity
4.2  |  220 Votes
 

Resource file used by OpenText FirstClass, a conferencing and emailing program that enables collaboration and communication between users; contains resources that customize the FirstClass interface; includes pictures, forms, icons, and sounds.

More Information

NOTE: REZ files are similar to .FC files except they only hold resources for the FirstClass interface instead of login data.

Programs that open or reference REZ files

Escape Velocity Plug-in File

Developer Ambrosia
Popularity
4.3  |  121 Votes
 

Plugin file used by Escape Velocity or EV Nova, a series of space adventure games by Ambrosia Software; adds new features, such as new ships, planets, and base stations; may also include new storylines.

More Information

REZ files can be viewed and edited with EVNEW, a free Windows utility available on the Ambrosia website. Note that this utility requires Apple QuickTime to be installed.

NOTE: Ambrosia Escape Velocity and EV Nova have been discontinued.

Programs that open REZ files

Windows
Ambrosia Escape Velocity
Ambrosia EV Nova
Mac
Ambrosia Escape Velocity
Ambrosia EV Nova

Verified by FileInfo.com

The FileInfo.com team has independently researched all file formats and software programs listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

If you would like to suggest any additions or updates to this page, please let us know.