The HTML, JS and CSS coding was done with some simple Text Editors like Windows Notepad, Advanced Notepad, KEdit or KWrite. 4.3.2 Browser Info Amaya See Others. Dreamkey See Others. 4- may work though. Sidenav Scrolling is disabled due to lack of window.setInterval.
Lynx See Others.
4- is strongly discouraged. There is only One Editor at Time.