Note: Obsolete since WordPress 4.4

This feature has been added into the core of WordPress 4.4. You can now export your attachments by going to Tools->Export and select ‘Media’ as the export type.

Original Description

WP Attachment Export allows you to export your media library into a WordPress eXtended RSS or WXR file. You can then use the Tools->Import function in another WordPress installation to import the media library.

Issues / Bug reporting

Found a bug? Please use the issue tracker at https://github.com/thehelvetian/wp-attachment-export/issues

Usage

User PhiLho has put together a good summary on how to use the plugin at https://wordpress.org/support/topic/good-but-could-use-more-explanations. Thanks PhiLho!