Useful Links
This page has links to useful tools and websites.
http://www.hdrlabs.com
The best website for everything related to High Dynamic Range images. Also check out their forum.
PictureNaut
A super fast program to tonemap HDR images, completely free!
Pano2VR
Pano2VR is a great utility to convert panoramas to interactive Flash movies. The easiest way to convert 8-bit panoramas into the cubemap format.
Flexify 2 Photoshop Plugin
Converts HDR panoramas into numerous different layouts.
PTGui
Panorama stitching software. Can also convert HDR panoramas into cubemaps (with some effort).
Textures.com
If you need high resolution textures or backgrounds, this is the place!