Platemark

Free OG image generator

Make a link preview image for a blog post or page. 1200x630, the size every site uses. No signup. Leave a photo blank to keep the sample.

Link preview (OG image) preview

Download PNG

Making a lot of these?

The same template works over the API. Send one request per row of a spreadsheet, or add it as a step in n8n, Make, Zapier or an AI agent. 100 free a month, then from $19.

curl https://platemark.rowhousesoftware.com/v1/images -H "Authorization: Bearer pm_..." -H "Content-Type: application/json" \
  -d '{"template": "og-image", "modifications": {"site": "...", "title": "..."}}' > out.png

Get a free key   Template docs