1. Sublime HQ Pty Ltd. Sublime Text: The text editor you’ll fall in love with. https://www.sublimetext.com/. (Visited: March 20, 2016.
2. GitHub Inc. ATOM: A hackable text editor for the 21st Century. https://atom.io/. (Visited: March 20, 2016.
3. Adobe Systems Incorporated. Brackets - A modern, open source code editor that understands web design. http://brackets.io/. (Visited: March 21, 2016.
4. Zach Saw. QuickPHP – Lightweight Standalone Bloat-free Portable PHP Web Server. http://www.zachsaw.com/?pg=quickphp_php_ tester_debugger. (Visited: March 20, 2016.
5. Marijn Haverbeke. CodeMirror – versatile text editor implemented in JavaScript for the browser. https://codemirror.net/. (Visited: March 10, 2016.