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RWD: Responsive Design Bookmarklet: a handy tool for responsive design testing
javascript:void((function(){var d=document;d.write('<!DOCTYPE html><html><head><meta charset="UTF-8"><title>'+d.title+' - Responsive test</title><link rel="stylesheet" href="http://responsive.victorcoulon.fr/assets/css/app.css"><script src="http://responsive.victorcoulon.fr/assets/js/app.min.js"></script></head><body><header><div class="close"><a href="#">×</a></div><div id="size"></div><div class="keyboard"><a href="#">I</a></div><div class="cssrefresh"><a href="#">I</a></div><div id="devices"><a href="#" class="tablet-portrait"><span>Tablet Portrait</span></a><a href="#" class="tablet-landscape"><span>Tablet Landscape</span></a><a href="#" class="smartphone-landscape"><span>iPhone Landscape</span></a><a href="#" class="smartphone-portrait"><span>iPhone Portrait</span></a><a href="#" class="auto active"><span>Auto</span></a></div></header><section><div id="wrapper"><iframe src="'+d.URL+'" class="keyboard-bg"></span></div></section></body></html>')})());
Source: http://responsive.victorcoulon.fr
Printing Github Markdown with GitPrint
javascript:void((function(){if(document.location.hostname.indexOf('github.com')!==-1){window.open(document.URL.replace('github.com','gitprint.com'),'_blank');}})());
Source: https://gitprint.com/
javascript:void((function(d){var e=d.createElement('script');e.setAttribute('type','text/javascript');e.setAttribute('charset','UTF-8');e.setAttribute('src','//assets.pinterest.com/js/pinmarklet.js?r='+Math.random()*99999999);d.body.appendChild(e)})(document));
Source: http://pinterest.com
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Source: https://delicious.com/tools