.APXL File Extension
File TypeKeynote Presentation Data File
What is an APXL file?
File contained within a .KEY file and used by Keynote presentation software; specifies the contents of a Keynote presentation in an XML format; includes the list of slides, the layout and formatting for each slide, and the presentation text.
NOTE: KEY files are saved in a .ZIP format and contain multiple files, one of which is the APXL file for the presentation.
index.apxl - The standard filename for the APXL file contained within a .KEY file.