.QPF File Extension
File Type 1Quartus II Project File
What is a QPF file?
Project file created by Quartus II, a program for analyzing and optimizing HDL (Hardware Description Language) designs; includes data related to a single design analysis project; also contains information about the current version of the Quartus II software and all the revisions created for the project.
File Type 2QuickPad Encrypted Document
.QPF File Association 2
Encrypted text document created by QuickPad, a text editor sometimes used as a replacement for Notepad on Windows; stores text that can only be viewed by opening the file in QuickPad; used for protecting sensitive information.
To create a QPF file, selectfrom the QuickPad application menu.
NOTE: Since QPF files do not use a user-specified password when they are encoded, two QPF files with the same document text contain the same encoded data.
File Type 3Quest3D Project
.QPF File Association 3
Project created with Quest3D, a 3D development program used for creating 3D games, simulations, and training software; contains project data and workspace settings; can be viewed with the free Quest3D Viewer.
Act-3D Quest3D is now discontinued.