Files with XPF extension are associated with Xprotector software. XPF files store projects of application security solutions that could be implemented to applications during their development.

XPF files can be freely edited within its native program. XProtector (also known as Xtreme-Protector) software has been discontinued by Oreans Technologies, its developer. The final version of SPIP extension (1.0.8) was released in 2004.