Historical content: I wrote this article over 8 years ago on 2008-12-30. You are viewing an archived post from my old WordPress blog. The archive contains over 1,600 articles written over a ten year period. The formatting and contents of the posts may not display perfectly.
An online tool to create a Firefox extension (.xpi) from a greasemonkey script. You can also download the PHP source and run it on your own machine (e.g., easily via MAMP).