Aelora

Adds a list of any attached files to the end of posts and pages.
Attached files are displayed with a link so that they can be easily downloaded, along with a 16×16 icon identifying the type of file and file size.
Thanks to <a href="http://www.famfamfam.com/" rel="nofollow ugc">Mark James</a> for the outstanding silk icon set, and for licensing it under the CC license.

rAttach

Adds an attached files list to the end of posts and pages

Ben Huson

The Attachment Taxonomy Support provides better support for media and attachments in WordPress versions before WordPress 3.5+.
In versions of WordPress subsequent to 3.5 it just registers ‘attachment_category’ and ‘attachment_tag’ taxonomies.

Attachment Taxonomy Support

Improved taxonomy support for media and attachments in versions of WordPress prior to 3.5.

rAttach vs Attachment Taxonomy Support