Mermaid to PNG
Mermaid to PNG is a free online diagram converter for changing MMD and MERMAID files into PNG files. Mermaid to PNG accepts 3 MIME types, returns image/png, includes 3 settings, and runs in your browser on the device.
Drop .mmd / .mermaid file here
or click to choose
Options
Key facts
- Input
- 2 formats: MMD and MERMAID (text/plain, text/x-mermaid, )
- Output
- PNG (image/png)
- Runtime
- your browser on the device
- Settings
- 3 controls: Theme, Scale, and Transparent background
- File mode
- 1 input file creates 1 output file
- Cost
- $0, no account required
How to use Mermaid to PNG
- 1
Open your MMD, MERMAID file
Drop your MMD, MERMAID file onto the page, or click to browse and pick one from your device.
- 2
Choose options
Adjust the conversion options to suit your needs. Defaults work well for most inputs.
- 3
Convert and download
Click Convert. Your PNG file is ready to download in seconds.
Mermaid to PNG details
First, Mermaid to PNG reads MMD and MERMAID source files and prepares PNG output for the diagram workflow. Next, The visible controls are Theme, Scale, and Transparent background. Additionally, Files and text stay in the browser session.
Drop in a Mermaid diagram or paste the code directly, and download a crisp PNG. PNG is the best raster format for diagrams; lossless, transparent background optional, works everywhere. The diagram is rendered to SVG then rasterized at up to 4× the native size for sharp output on retina displays and print. Rendering runs locally in your browser; your source never leaves your device.
Common searches
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Related tools
Tools that work with the same formats — most users open one of these next.
Mermaid to SVG
Render a Mermaid diagram as a scalable SVG — paste the code or upload an .mmd file.
Mermaid to JPG
Render a Mermaid diagram as a JPG image — paste the code or upload an .mmd file.
Mermaid to PDF
Render a Mermaid diagram as a single-page PDF — paste the code or upload an .mmd file.
QR Code Generator
Generate a QR code from any text, URL or contact data — pick error correction and scale, get a PNG.
Wi-Fi QR Code Generator
Generate a Wi-Fi QR code as a PNG — scanning it auto-joins the network. Supports WPA / WEP / open networks and hidden SSIDs.
vCard QR Code Generator
Generate a QR code that contains a digital business card (vCard) — scanning it lets the phone save the contact in one tap.
Frequently asked
What is Mermaid to PNG?
Mermaid to PNG is a free online diagram converter for changing MMD and MERMAID files into PNG files. Mermaid to PNG accepts 3 MIME types, returns image/png, includes 3 settings, and runs in your browser on the device.
What files does Mermaid to PNG accept and create?
Mermaid to PNG accepts MMD, MERMAID files (text/plain, text/x-mermaid, ) and creates PNG files (image/png). The page includes 3 settings: Theme, Scale, and Transparent background.
Do my files and data stay private?
Yes. Mermaid to PNG runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Mermaid to PNG?
Open Mermaid to PNG, drop in your MMD, MERMAID file, choose any options, and click Convert. Your browser does the work locally and produces a PNG file you can save right away.
What is the maximum file size for Mermaid to PNG?
Because Mermaid to PNG runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.