A place for developers to talk about building on Farcaster.

/dev

What is the best way to compose a dynamic image for use in social sharing? 

For example, when I share a Warpcast URL to a friend, it generates a preview. How is this done without needing to upload and store an image somewhere?

if you’re using nextjs the next/OG package has a wrapper around satori you can use:

Building /bright-moments - minting onchain art IRL | /purple #15 | FID 129 #magikarp

Rome, Metropolitan City of Rome Capital, Italy

if you’re using nextjs the next/OG package has a wrapper around satori you can use:

https://nextjs.org/docs/app/api-reference/file-conventions/metadata/opengraph-image#generate-images-using-code-js-ts-tsx