| Convert | Converts an image from one file format into another. (Supported formats are SIF, PBM/PGM/PPM, PNG and JPG.) |
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| Dither | Halftones a greyscale image using 2x2 and 4x4 dither matrices. (Colour images are converted to greyscale automatically.) |
| ErrorDiffusion | Halftones an image by Floyd-Steinberg error diffusion. |
| ImageViewer | Displays an image, inspects pixel values and (optionally) presents a magnified view of small image regions. |
| MeanROI | Displays an image and computes mean grey level for a rectangular region of interest defined interactively by the user. |