Simon memory game for the browser

Usage no npm install needed!

<script type="module">
  import browserSimon from '';


Browser Simon ยท npm version

The popular Simon memory game written entirely in JavaScript, with no static CSS or resource files and only minimal HTML.

Play now!

Browser Simon is distributed in three functionally equivalent versions.

  • dist/simon.js: The unaltered debug version.
  • dist/simon.min.js: The compressed version.
  • dist/simon.screwed.js: JSFuck version consisting of only 6 different characters, encoded with JScrewIt.

Special thanks to for sharing technical information used to create this software.