Your time-saving Swiss Army Knife for featured images: Set, replace and delete them in bulk, set default images, get overview lists.
Enhances the Media Library; powerful [mla_gallery], taxonomy support, IPTC/EXIF/PDF processing, bulk/quick edit actions and where-used reporting.
The plugin additionally allows the mime types and file extensions to WordPress.
Pro Mime Types allows you to set allowed upload mime types through a nifty network admin menu and considers WPMUdev's Pro Sites!
Restrict uploads to common Media file types only (images: jpg, gif, png | videos: wmv, avi, mpeg, mp4, mkv)
A better management for WordPress Media Library
The plugin is for displaying active shortcodes.
This Plugin extends the allowed mimetypes from the media upload dialog
SVG files are two-dimensional vector graphics, that can be both static and dynamic. This plugin allows your to easily use them on your site.
A plugin to display file type icons adjacent to files added to pages/posts/widgets. Feature to upload icons for different file types provided.
Allow control mime types and filter them in media page
This plugin allows admins to specify additional file types that are allowed for uploading to the blog.
A plugin to serve WordPress content using the application/xhtml+xml MIME type
Sends public sites with the XHTML mime type. The internal sites, which have many XHTML errors, are still sent with the HTML mime type.
This plugin extends the allowed uploadable MIME types to include a WIDE range of file types. Created specifically for WPMS...
Add more files extensions with a new field in your Medias Settings.
Allows you to extend the list of mime-types supported by the builtin uploader.