Delineate is a tool for converting bitmap raster images to SVG (Scalable Vector Graphics) using AutoTrace or potrace. It displays SVG results using Apache Batik. Input formats are JPEG, PNG, GIF, BMP, TIFF, PNM, PBM, PGM, PPM, IFF,PCD, PSD, RAS. -D

ASCIIArtist is a class to convert Bitmap-Images into nice ASCII Texts in HTML format written by Sebastian Rö bke. It is written in PHP and provides 3 different render modes and support for JPG, PNG and GIF (if your PHP supports it, too).