DeMarkX

Deterministic Markdown Repair for CI and Teams

Don't just lint. Heal. DeMarkX automatically fixes broken syntax, normalizes structure, and ensures GFM compliance.

Local CLI

npx demarkx fix my-doc.md

Instantly repair headers, lists, and code fences from your terminal.

GitHub Action

- uses: SheikhJaveed/demarkx-action@v1.0.0 with: github-token: ${{ secrets.GITHUB_TOKEN }} apply-safe-fixes: true

Test the repair engine in your browser.

Source (Raw Text)

Preview (GFM)

Parser Active

DeMarkX is built for developers. We'd love to hear your thoughts on how we can make it better or what features you'd like to see next.