Microsoft has today made their RAW Image Thumbnailer and Viewer PowerToy available for download.

This utility provides for viewing of Canon (CRW & CR2) RAW and Nikon (NEF) RAW files as well as TIFF images and other standard image formats (BMP, GIF, PNG, JPEG etc.).

The utility is split into a Windows XP shell extension which provides preview / edit / print commands for RAW files as well as a RAW viewer application.

The application is available for downloading here. (47 MB)