Are You Ready for ISBN-13?
Converting the 10-digit ISBN to the Bookland EAN Code
DAG: unoconv
unoconv converts between any document format that OpenOffice understands. It uses OpenOffice's UNO bindings for non-interactive conversion of documents.
A Quick Guide to Digital Video Resolution and Aspect Ratio Conversions
MSGConvert: A .MSG to mime/mbox convertor
perl script for converting outlook msg files to something more standard and usable on linux
Vector Magic Precision Bitmap To Vector Conversion Online
handy site for converting bitmaps to vector images