Processing code directly in your web page with shortcode is using this technique : http://processingjs.org/articles/jsQuickStart.html#processingcodeinwebpage and adding prismjs (http://www.prismjs.com) for highlight the code add processing code in your post Just add shortcode [p5js code canvas][/p5js] to show the code and the result [p5js code][/p5js] to show the code [p5js canvas][/p5js] to show the result of the code example [p5js code canvas] // Processing code void setup() { size(200, 200); background(100); stroke(255); ellipse(50, 50, 25, 25); println(“hello web!”); } [/p5js]