clipboard add on

Easily add reflections to photos and icons.

Easily add watermarks to your videos.

RapidWeaver plug-in; easily add Google Maps to your site.

Tracks information about TV shows, add iCal alerts.

Automatically add bookmarks to Pinboard.

Text editor add-on for enhanced functionality.

Batch convert, tag, and add videos to iTunes in one step.

RapidWeaver plug-in; add nice looking calendars to your site.

Server add-on for OS X Lion users.

PDF Editor for Mac OS X - Split, Merge, Crop, Add text etc.