File Extension Library

.QPF File Extension

  • Developer by: Altera
  • Category: Data Files

What are .QPF files and how to open them?

Can't open .QPF file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .QPF file.

What is a .QPF file extension?

.QPF file extension is created by Altera. .QPF has been classified as Data Files.

.QPF is Quartus II Project 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.

List of all softwares that can open the Quartus II Project File
Altera Quartus II
Altera Quartus II
File Type 2:

QuickPad Encrypted Document

Developer by: Klumbu Category: Text Files Format: Text

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, select File → Export as QuickPad file... from 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.

List of all softwares that can open the QuickPad Encrypted Document
Klumbu QuickPad
File Type 3:

Quest3D Project

Developer by: Act-3D Category: Data Files

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.

How to fix problems with .QPF files

  1. You need to update the application that you normally use to open .QPF files. Only the latest version of the software supports the current .QPF file format
  2. You need to check the .QPF file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)