by Gina Trapani, based heavily Anthony Lieuallen’s (single) Greasemonkey script compiler
Builds a standalone Firefox extension from Greasemonkey user scripts, with a user interface that lets you turn any script on or off. Supports multiple tabs and exclusive (ie, radio buttons) user styles as well. GMSC built the Better Gmail 2 Firefox extension among others.
Better Gmail 2’s GMSC-generated options dialog:
