FileInfo.com


.AEP File Extension


File Type 1 After Effects Project  (Most common)
File Format File
Common? No
File Description Video editing project created with Adobe After Effects; contains a video composition that includes audio and video clips, a timeline, and various effects that can be applied to the movie.
Program(s) that open aep files Mac / Windows: Adobe After Effects

File Type 2 Activ E-Book Project
File Format Proprietary File
Common? No
File Description Electronic book, or e-book, created with the Activ E-Book compiler; includes pages that can be read like a physical book; may include text and images, as well as animations, hypertext navigation (links), JavaScript, and Java applets.

An Activ E-Book project can be saved as a standard executable (.EXE) file, which will run on any computer with Windows 95 or later.
Program(s) that open aep files Windows: Answers 2000 Activ E-Book Compiler

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/aep