Keep diagrams next to the narrative
Write the explanation and Mermaid source in one Markdown file before you export.
Markdown features
Mermaid to PDF
Document flows with Mermaid-friendly Markdown and export a PDF for reviews.
This page is a live demo — try the full editor free. Downloads include a watermark. Create a free account to save your Markdown; upgrade to Pro to unlock everything.
Demo
Full editor, watermarked downloads. Free account saves your Markdown — Pro unlocks everything.
Checkout flow notes
Overview
Document the happy path, then export Mermaid-oriented Markdown to PDF for the design review.
Flow (Mermaid source)
sequenceDiagram
participant User
participant App
participant PDF
User->>App: Paste Markdown
App->>PDF: Render themed PDF
PDF-->>User: Download
Decisions
- Free downloads include a watermark
- Signed-in users manage docs at
/workspace - Unlock unlimited access for clean exports
Paste Mermaid fenced blocks with your Markdown notes, then download the PDF for the meeting.
Why Mermaid to PDF?
Mermaid lets you describe diagrams in text beside your Markdown. Use this page when your architecture notes, sequence flows, or onboarding docs need to become a PDF stakeholders can open anywhere.
Great for engineering reviews
Share a PDF of the proposal even when reviewers are not in your repo or editor.
Same Markdown to PDF workflow
Preview themes, download, and optionally save the doc in /workspace after you sign in.
Related guides
More workflows in Markdown features — each includes the same live editor.
KaTeX to PDF
Write math-oriented Markdown notes and download a clean PDF.
LaTeX to PDF
Skip the LaTeX toolchain when Markdown plus a theme is enough for your PDF.
Math Equations PDF
Structure equation-heavy notes in Markdown and export to PDF.
Markdown Tables PDF
Export GitHub-flavoured Markdown tables to a clean PDF.
Markdown Diagrams PDF
Pair diagram source with narrative Markdown and export PDF.
Syntax Highlighted PDF
Export Markdown tutorials with readable code blocks to PDF.
Demo, free account, or Pro
Try everything in the demo. Create a free account to keep your Markdown documents. Pay once for Pro when you need clean, watermark-free exports and everything unlocked.
| What’s included | Demo Free No account needed | Free account Free Save your Markdown | Pro From £5 Day pass, 30 days, or 12 months |
|---|---|---|---|
| Live editor & preview | Included | Included | Included |
| Themes, fonts & layout controls | Included | Included | Included |
| Download PDF | Included | Included | Included |
| Save Markdown documents | Not included | Included | Included |
| Workspace & document history | Not included | Included | Included |
| Watermark-free / clean exports | Not included | Not included | Included |
| Everything unlocked | Not included | Not included | Included |
Demo
FreeNo account needed
- Live editor & preview
- Themes, fonts & layout controls
- Download PDF
- Save Markdown documents
- Workspace & document history
- Watermark-free / clean exports
- Everything unlocked
Free account
FreeSave your Markdown
- Live editor & preview
- Themes, fonts & layout controls
- Download PDF
- Save Markdown documents
- Workspace & document history
- Watermark-free / clean exports
- Everything unlocked
Pro
From £5Day pass, 30 days, or 12 months
- Live editor & preview
- Themes, fonts & layout controls
- Download PDF
- Save Markdown documents
- Workspace & document history
- Watermark-free / clean exports
- Everything unlocked
Create free account Keep using the demo
Pro from £5 for 24 hours, £9 for 30 days, or £19 for 12 months — no subscription.
Frequently asked questions
Are Mermaid diagrams rendered as graphics in the PDF? +
Mermaid source is preserved as a fenced code block in the Markdown to PDF output. For a rendered image, export the diagram to PNG/SVG first and embed it with Markdown image syntax.