The X
按字母分类：
extension name file type Classification
IADPROJ iAd Producer Project Compressed file
ICE ICE File Archive Compressed file
IPG iPod Game File Compressed file
IPK Itsy Package Compressed file
ISH ISH Compressed Archive Compressed file
ISX SimulationX Project Compressed file
ITA IconTweaker Theme Archive Compressed file
IZE IZArc Archive Compressed file