flungo

This is a widget that allows you to quickly and easily create a photosynths within posts and pages using a simple shortcode ([synth]). The advantage of having a shortcode is that it stops problems when previeing the post/page while editing.
To be written. This product is in an early beta test!

Photosynth Embed Shortcode

Provides easy shortcode access to inserting Photosynth panormamas and synths

temperal

This is a WordPress plugin for the Temperal PhotoSynth service that provides an easy to use short code. 
The plugin may be placed in any page

Temperal PhotoSynth

Temperal PhotoSynth is the easiest no-code solution to optimize and transform images directly in markup.

Photosynth Embed Shortcode vs Temperal PhotoSynth