Group File Access – This plugin provides file download links for the authorized users but restricts others. If a user wants to download a file, he must be the member of a group which is assigned to the file.for more details log on: http://rbplugin.com/

1. Best File Management
Plug-in for Word Press
http://rbplugin.com/

2. http://rbplugin.com/

3. WP Download Manager - This plugin is perfect to
track, manage and control downloads from the
Word Press sites. This plugin has both free
version as well as paid version.
WP-Filebase Download Manager – An advanced
file management plugin for word press website
and helps in keeping files structured in categories
has a template system for making sortable,
paginated file lists and can sideload files from
other web site.
http://rbplugin.com/

4. WP Document Revisions - It is a document
management and version control plugin designed for
projects which are time sensitive and mission critical
Word Press File Center - Transforms the website into
a file manager. It empowers you use the Word Press
admin panel to add users and files as well as manage
and delete them.
Group File Access – This plugin provides file
download links for the authorized users but restricts
others. If a user wants to download a file, he must be
the member of a group which is assigned to the file.
http://rbplugin.com/

5. http://rbplugin.com/