Digicam Pix Copyer sorts digtal camera pictures based on embedded EXIF info.
Download it here: ClickOnce installer zip
Version 1.2.0.0 (12/16/08): Fixed a bunch of bugs, including several related to settings, added case-insensitive file extension matching and fixed recursive folder searching. Source code updated as well.
And here’s the VB.net 2.0 source code: source zip