# Markdown configuration The Markdown parser is [marked](https://github.com/chjj/marked). You can customize how docsify renders your Markdown content to HTML. Support customize `renderer`. ```js window.$docsify = { markdown: { smartypants: true, renderer: { link: function() { // ... } } } } ``` ?> Configuration Options Reference [marked documentation](https://github.com/chjj/marked#options-1) Even you can completely customize the parsing rules. ```js window.$docsify = { markdown: function(marked, renderer) { // ... return marked } } ```