Hi, i was searching the joomla components for a download manager for my site. i found this component it's realy very simple and very clean in front of other download managers for joomla. i recommend it for simple sites. i didn't try it for big downloads.
you can find the original component at these links:
joomla extensions ionFilescomponent siteand if you want an arabic version, i translated it and make simple modifications:
ionFiles.zipwish you will like. for me i love it :)