ink add

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.

Easily Add Professional Edge Effects & Adornments with PhotoFrame 4

Change, add, remove security levels in PDF docs.

Tracks information about TV series that followed and add iCal alerts

A search utility which allows the user to easily add files to categories