With Filestar you get 220 different skills for working productively with Portable Pixmap Image .(ppm) files.
Portable Pixmap Image
A PPM file is a 24-bit color image formatted using a text format. It stores each pixel with a number from 0 to 65536, which specifies the color of the pixel. PPM files also store the image height and width, whitespace data, and the maximum color value.