HTML

HugoMods
JSRun
This shortcode add support for JSRun, a online code editor for testing your code, such as JavaScript, CSS, HTML, Go, PHP and so on.
HugoMods
CodePen
This shortcode add support for CodePen, a online code editor for testing your JavaScript, CSS, HTML.
HugoMods
JSFiddle
This shortcode add support for JSFiddle, a online code editor for testing your JavaScript, CSS, HTML.