There are 2 file types use the .XPD file extension:
1. PlayStation Store PSP License File
An XPD file is a license file downloaded alongside Sony PlayStation Store content. It is used for Digital Rights Management (DRM) and is required to transfer games and other downloaded files to a PlayStation Portable (PSP).
XPD files are acquired by the PlayStation Network Downloader (PSND) when downloading files from the PlayStation Store for PSP.
|Sony PlayStation Network Downloader|
Updated: December 6, 2020
2. XML Pipeline Document
An XPD file is a webpage generated from an XML document, usually via an XSLT transformation. XPD files were developed by Joshua Tauberer to power GovTrack.us and other websites.
|Any web browser|
Updated: August 1, 2020