Sonic Pi is a code-based music creation and performance tool.

<ul><li>Simple enough for computing and music lessons.</li><li>Powerful enough for professional musicians.</li><li>Free to download with a friendly tutorial.</li><li>Diverse community of over 1.8 million live coders.</li></ul>

Learn to code creatively by composing or performing music in an
incredible range of styles from Classical &amp; Jazz to Grime
&amp; EDM.