TimThumb is no longer supported or maintained. You can read the reasons why on my blog: TimThumb End of Life

A small php script for cropping, zooming and resizing web images (jpg, png, gif). Perfect for use on blogs and other applications.

Developed for use in the WordPress theme Mimbo Pro, and since used in many other WordPress themes.

You can read more about the script, along with TimThumb tutorials, on the TimThumb Project Homepage

Grab the code from here: http://timthumb.googlecode.com/svn/trunk/timthumb.php