Embedly API
One API subscription includes Embed, Extract, and Display.
Standalone option
Supported provider
Adding some rich embed possibilities to github gists -- among others the possibility to embed svg. Site is WIP
The Embed API also supports content from thousands of providers.
Supported URL schemes for Richembeds rich embeds.
Use the Embed API to turn supported URLs into responsive embeds for websites and applications. Embedly maintains the provider integration so your application can use a consistent API across sources.
Review the Embed API documentation for endpoint details and implementation examples.