The QuickTime Extension (QTX) file format was created by Apple. It is compatible with Mac and Windows software. QTX files work with QuickTime Player. They belong to the plugin files category along with 179 other formats.
QTX files extend QuickTime’s abilities to play more multimedia content. They allow handling media encoded with codecs not originally supported. QuickTime is published by Apple for its systems and Windows.
QTX files may be stored in different folders. On Windows they often go in QuickTime’s QTComponents folder. On Mac OS X they often go in the /Library/Quicktime directory.
Users can face problems opening QTX files. We provide information to help. This includes QTX format details. And a list of programs supporting QTX files. We also give tips on converters and viewers. Our goal is 100% accuracy about file types.
Apple QuickTime Player
QT Lite
Perian