PatternsTools & Utilities

Markdown multi-format file export

Parse markdown into H1 sections with unified and remark, then export normalized content as JSON, CSV, Markdown, HTML, PDF, or plain text in the browser.

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Problems solved

Technical challenges this implementation handles out of the box.

Split markdown on H1 headings into named sections
Export structured content to JSON, CSV, Markdown, HTML, PDF, or text
Parse and export entirely in the browser without API keys

Use cases

Products and workflows this pattern is designed to support.

Content migration tooling
Documentation section exports
Offline markdown processing
Section-based copy handoff

Setup

Requirements, wiring steps, and what this pattern adds to your project.

Getting started

Pick how you want to pull this pattern in — then wire env vars and routes the same way.

1
Install from the preview toolbar
Copy the install command above and run it in your project — Pro patterns include a short-lived token.
2
Customize the agent and tool files
Adapt prompts, tools, and stop conditions for your product — Copy for AI in the toolbar helps seed that work.
3
Run your dev server and open the pattern route
Install dependencies if needed, then start the app and verify responses.

Files added

3 files

app/page.tsx
app/layout.tsx
README.md

Dependencies

20 total

npm packages

@hugeicons-pro/core-stroke-rounded@hugeicons/reactfile-saverjspdfmdast-util-to-stringNext.jsReactremark-gfmremark-parsesonnerunifiedunist-util-visit

Registry components

buttoncardemptyinputlabelscroll-areatabletextarea

Critical files

lib/markdown-export.ts
Core parsing with unified/remark/remark-gfm and unist-util-visit on root children; export helpers for JSON, CSV, MD, HTML (escaped), PDF (dynamic jspdf), and plain text via file-saver.