.FPK File Extension
File Type 1Civilization 4 Data File
This file is saved in a binary format, which requires a specific program to read its contents.
What is an FPK file?
Game assets file used by Sid Meier's Civilization IV, a turn-based strategy game; saves art data for game graphics; stored in the Civilization IV\Assets\ installation directory; can be extracted using PakBuild for Windows or Macapaka for Mac.
Example Civilization IV art asset files include Art0.fpk, Assets0.fpk, Assets1.fpk, Assets2.fpk, and Assets3.fpk.
NOTE: FPK files are also used by Sid Meier's Pirates.
File Type 2JetForm FormFlow File
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
.FPK File Association 2
Forms file created by software products developed by JetForm or Accelio; discontinued after the software products were acquired by Adobe Systems, who now uses the .PDF format for form documents.