.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.
Programs that open REZ files
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.
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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.