.XPI File Description

XPI is a file extension associated with the XP Installer Package, which comes along with Mozilla and Firefox. An XPI file is a compressed file which both programs can open, and is usually used to download and install software components or extensions.

Other Information For .XPI File Extension

• Company:

  mozilla.org

• File Type:

  Mozilla Firefox Browser Installer Package File

• Identifying Characters (Hex):

  50 4B 03 04

• Identifying Characters (ASCII):

  PK