Markdown is increasingly the preferred format for developer documentation, static sites, and personal knowledge management. When content exists as HTML (in a CMS, a blog platform, or a web page), converting it to Markdown makes it portable, version-controllable, and editable without a wysiwyg editor.
When to Convert HTML to Markdown
CMS migrations: migrating from WordPress or another HTML-based CMS to a Markdown-based static site requires converting the existing content. Converting HTML to Markdown is the first step.
Documentation porting: importing documentation from a website into a wiki or docs platform like GitBook often requires Markdown format. Converting the HTML source of each page produces the Markdown automatically.
Personal note taking: copying content from web pages into a notes application works better in Markdown than HTML because Markdown is cleaner and more readable in plain text form.
API documentation: API documentation pages that are rendered as HTML can be converted to Markdown for use in a developer portal or a README file.
How HTML Maps to Markdown
HTML heading elements (h1 through h6) become Markdown headings with corresponding hash symbols. Bold elements (strong or b) become double asterisks. Italic elements (em or i) become single asterisks. Hyperlinks become Markdown link syntax with the text in square brackets and the URL in parentheses. Unordered lists convert to hyphen-prefixed items. Ordered lists convert to numbered items. Pre and code elements become Markdown code blocks or inline code. Blockquote elements become Markdown blockquotes with a greater-than prefix.
Some HTML elements have no Markdown equivalent. Tables are supported in GitHub Flavoured Markdown but not in basic Markdown. Inline styles are lost. Custom HTML attributes are dropped.
Using the DevHexLab HTML to Markdown Tool
Open the tool at /tools/javascript/html-to-markdown. Paste the HTML you want to convert. The Markdown equivalent appears in the output panel. Review and clean up any elements that did not convert cleanly. Copy the result.
Frequently Asked Questions
What happens to HTML that has no Markdown equivalent?
It is either dropped or preserved as raw HTML (which is valid in most Markdown processors). Style attributes, custom CSS classes, and JavaScript event handlers are typically dropped.
Can I convert a full webpage including navigation and sidebars?
Technically yes, but the result will include all the nav and footer HTML converted to Markdown. For content migration, paste only the article body HTML, not the full page source.
Convert HTML to Markdown and free your content from any single platform.