PURL : PURLs are persistent URLs, they provide permanent addresses for resources on the web.
Phantomas : PhantomJS-based web performance metrics collector and monitoring tool
Browsh : Browsh is a fully-modern text-based browser. It renders anything that a modern browser can; HTML5, CSS3, JS, video and even WebGL. Its main purpose is...
webhint : webhint is a linting tool that will help you with your site's accessibility, speed, security and more, by checking your code for best practices and co...
