Stylebot - Change the appearance of websites instantly. Preview and install styles created by other users on stylebot.me
Shortwave Bookmarklet - Shortwave is an extensible quick-search and shortcut bookmark.
Dark Reader - Reduce eye strain in your browser with this extension that provides a dark theme for browsing.
Shortwave - Email smarter & faster with a reinvented experience for your Gmail
FreeStylerWs - Styles and skins for all popular sites in the web
Shortmarks - Shortmarks is like an enhanced speed dial for web browsing.