Aiken is a smart contract platform for Cardano.
Include the highlight.js library in your project and then load this module.
If you are using a static website, simply load the module after loading highlight.js.
<script type="text/javascript" src="/path/to/highlight.min.js"></script>
<script type="text/javascript" src="/path/to/aiken.min.js"></script>
<script type="text/javascript">
hljs.highlightAll();
</script>If you're using Node or another build system, you can require the language module, then reigster it with highlight.js
var hljs = require('highlight.js');
var hljsAikenTxt = require('highlightjs-aiken');
hljs.registerLanguage("aiken", hljsAikenTxt);
hljs.highlightAll();