Userscripts.org

You can use this function to view images as sliedshow on a page, which is generated by a web server. It's support jpg, jpeg, gif and png files. Click on the "Run Image Viewer" menu item in the Greasemonkey Script Commands menu to run the script;

Adds a link in the top right of Apache directory indices, to view that directory with Slaenko Xtractor, a (Swedish language) web tool that displays all images linked to.