Blender to After Effects Exporter has been approved by Blender Authorities and went to "Contributors" repository.
If it gets positive response from users and developers - chances are that it will become a part of Blender.
If you want to have this tool inside Blender without having to download it and install separately, please leave a comment in this thread at BA forum:
http://blenderartists.org/forum/showthread.php?70432-Blender-to-After-Effec...
Project's page at projects.blender.org:
http://projects.blender.org/tracker/?group_id=153&atid=468&func=detail&aid=...
Blender's wiki for this add on:
http://wiki.blender.org/index.php/Extensions:2.5/Py/Scripts/Import-Export/A...
and videotutorial (not yet updated to current version):
http://www.blender.bartekskorupa.com/-video/109.html
Add-On has been updated to Blender 2.60, major improvements were added, such as performance in After Effects, support for camera sensor size or ability to export camera tracking bundles ("Tomato" branch).
Please leave comments at BA forum.
Bartek Skorupa
Warszawa, Poland