.IMOVIEPROJECT File Extension
File TypeiMovie Project
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an IMOVIEPROJECT file?
Video project created with iMovie, a video-editing program included with Apple's iLife software; contains the timeline, video and audio clips, titles, chapter markers, and effects used in the movie.
Newer versions of iMovie save project files with the .IMOVIEPROJ extension.