.PBK File Extension
File Type 1Dial-Up Phone Book File
What is a PBK file?
Data file used by the Network Connections utility in Microsoft Windows, which is also referred to as the Remote Access Phonebook; stores saved dial-up connection settings, which include phone numbers, logins, and passwords; can save data for multiple connections.
File Type 2Pixel Bender Kernel File
.PBK File Association 2
Program file created by Pixel Bender Toolkit, an Adobe application used for creating custom image filters for programs such as Photoshop and After Effects; contains source code written in the Pixel Bender kernel language, which uses C-like syntax.
The Pixel Bender Toolkit is designed for creating low-level image-processing algorithms that compile efficiently for execution on GPU and CPU multiprocessor systems. The Pixel Bender language allows developers to write highly optimized image manipulation algorithms.
NOTE: PBK files can be compiled into .PBJ files which are filters that are usable by Adobe Flash Player.