DarkStar is a simple HTML/XHTML editor for the Qtopia desktop environment. It has been developed specifically for the Sharp Zaurus.
Cross Compiled for the Zaurus, the install size is about 3.5Mb, while that is big you can reduce the size by removing the /usr/share/vim/vim58/syntax directory which would disable all syntax highlighting and reduce the size to about 1Mb. Read more
a microemacs-port for the Zaurus