Image Analyzer 

Automatically corrects the brightness, gamma, saturation, and contrast, retouches photos, resizes, crops, rotates and warps images, removes red eyes and adds filters to your digital images. Includes layer support.

Image Analyzer is a powerful and handy image editing software which includes conventional enhancement tools plus other advanced features. Some of the common tools includes automatic brightness, contrast, gamma and saturation adjustment; red-eye removal, resize, rotate, crop and warping of images; a great number of filters such as smooth, sharpen, edge detection, etc.; among others. The interface is really intuitive and simple, very similar to most image editors. It supports JPEG 2000, ICO, BMP, CUR, EMF, WMF ,JPEG, PNG and PCX for read/write and PNM, RAS, PGM, HIPS, PPM for reading. Other advanced features include distance, Fourier and discrete cosine transformation, statistic map, pixel format conversion, morphological operations (such as erosion, dilation, skeletonize, etc)., to name but a few. It also allows you to install a great number of plugins to add more specialized options. Image Analyzer is a very comprehensive application, and the best of all is that it is free. It supports Windows 98/ME/2000/XP/Vista.