Snaplink - Generate dynamic social preview images
Placid - Use Placid to auto-generate images, videos & PDFs from reusable templates
NumWorks - The graphing calculator that makes learning math easier.
OpenGraphly - OpenGraphly - Create Dynamic Social Images Home Page
Mugshot Bot - Automated link preview images for your website. No more fussing with design tools or wading through thousands of stock photos.
Robolly - Auto‑personalize your open graph, social posts & more