· 8 min
Next.js dynamic OG images with Satori: why opengraph-image.tsx hangs Turbopack at 400% CPU, how API routes fix it, plus WOFF2 and Twitter card gotchas.
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Iurii Uses: #Satori
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Satori is a library from Vercel that converts React JSX to SVG, used to generate Open Graph images and other graphics server-side. It was previously used on this site for dynamic OG images; replaced by static cover files to resolve a Turbopack CPU hang.
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Our dev server was freezing completely on the first visit to any dynamic route — CPU pegged at 300% and the only fix was a restart.
Erik Lindqvist 🇸🇪
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