WordPress - WordPress is web software you can use to create a beautiful website or blog. We like to say that WordPress is both free and priceless at the same time.
HTML Code Play - Learn client side code like html, css, javascript,Angularjs, knockoutjs, bootstrap and more
CodePen - A front end web development playground.
Plunker - Plunker is an online community for creating, collaborating on and sharing your web development ideas.
HTCSJS (HTmlCSsJS) - HTCSJS is an online HTML, CSS and JavaScript coding tool.
JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.