Fileman is one of popular Joomla extensions from Joomlatools.

If you are looking for a gallery, you will be able to display any file in a gallery with the ability to download it. FILEman is a good choice. Joomlatools. The developer of this Joomlatools plugin is the manufacturer of the Dockman download management plugin that has been highly welcomed by users. My file was well received as well as other extensions of the company because it has a lot more than a regular gallery. The most important possibility of this plugin is to upload photos, files and ... by users and having a dedicated panel for each user. Drag and Drop property and file transfer from other links. With all of these definitions, my file is one of the interesting and useful extensions for designers in the field of creating a gallery of file types.

OSDownloads is the easiest way to add downloads to Joomla.

OSDownloads gives you an flexible and reliable Joomla downloads directory. OSDownloads can store and share files on your computer and on remote services such as Dropbox, Box.com, Google Drive and Amazon.

OSDownloads also integrates directly to MailChimp and Constant Contact so you can collect emails in exchange for downloads. You can use OSDownloads to increase the number of your newsletter subscribers. Or you can just have emails on file so that the users who download can be contacted later.

The Pro version of OSDownloads comes with over a dozen extra features including email validation, requesting Tweets or Facebook Likes for downloads, publishing dates for downloads, integration with Joomla articles and much more!

EDocman (Ossolution Team) is the leading document and files download manager extension for Joomla. Building on top of Joomla Access Control Level System (ACL) feature, Edocman gives you a very powerful, flexible permission system which you can use to control who can access, download, manage (edit, delete, publish, unpublish) your documents from both front-end and back-end of Joomla website.

DOCman (99 USD) is a powerful document management solution for Joomla 2.5 and 3.x Manage documents across categories and subcategories, allow users to upload, download or edit documents. Store documents either locally or remotely and give access to individual users or user groups using the powerful permission system.

DOCman is one of the best document & download manager extensions for Joomla

Organise documents across nested categories. Define access with a powerful permissions system. Share files privately with users, or allow users to manage their own files. Index documents to make searching easy.

JUX Download is a very great Joomla Component which help users download different file types. This extension allows admin to set permission for different access level to download their files.

Dropfiles, the easiest and powerful files manager for Joomla. The AJAX interface save you a lot of time and allows you to manage a massive amount of files. The extension comes with a Google Drive and Dropbox integration. Excellent value for money

RSFiles! is the perfect Joomla! files and downloads manager that can also be used in internal networks, you can easily create a download area for your site visitors in three simple steps: set the download folder, upload the files and creating a menu item. If you want each user to have his own private download section, then this can also be achieved through the Briefcase folder functionality. We at RSJoomla! highly recommend you give this a try.

CW Article Attachments PRO - This extension provides a wide range of usability. From a simple fast attachments for Joomla articles to complex download manager.

Fast and Simple Attachments for Joomla Articles. Drag and drop upload and sorting files right in the Article Edit form page. Very easy to use and effective way to manage documents and attachments for Joomla Articles. You will love it!

CB Package Builder - Most powerful and flexible file download solution for Joomla. This CB plugin lets you transform your digital files into packages that can only be downloaded by authorized users. Joomla ACL is supported along with built in conditions (based on user CB field values) can be used for download authorization. CB Packager Bot, CBSubs Packager Bot and CB Packager module also available.