waves plugin

REALbasic spreadsheet plugin control.

Filemaker plugin for generating charts

Chroma key plugin for Final Cut Studio.

Photoshop plugin for image resizing, Pro version available.

RapidWeaver plugin allows you to blog anywhere.

QT plugin for many media types.

Contextual menu plugin to view DICOM images.

MiniMail is a plugin for Apple's Mail application.

Widescreen Apple Mail Plugin

Portraiture is a Photoshop, Lightroom and Aperture plugin.