How to standardize markdown table header rows
- Step 1Drop content — Paste the doc containing tables that may lack proper headers.
- Step 2Normalize — Click Run — header rows and separators are normalized.
- Step 3Commit — Replace the original; tables now render reliably.
Frequently asked questions
Can I have a header-less table?+
GFM requires a header. Use a placeholder if needed.
What about HTML tables?+
Raw HTML tables pass through unchanged.
Does it handle alignment markers?+
Yes. Valid alignment markers are preserved.
Privacy first
All Markdown processing runs locally in your browser using JavaScript. No file is ever uploaded to JAD Apps servers — only metadata counters are saved for signed-in dashboard stats.