WBMP Utilities

BMP2WBMP Converter
MS-DOS, Linux and C-Source-Code for Converting Bitmaps in "wireless" Bitmaps
http://wap.infotiger.de/download.html

PHP WBMP Converter
A tool to convert color JPEG, GIF and PNG images to 64-color WBMP.
http://www.merenkov.com/wbmp/

2WBMP
A command line batch converter to wireless BMP from 26 graphic formats.
http://batch.fcodersoft.com/2wbmp/