Resvg

Qunar Tech Salon

Aug 8, 2024 · Backend Development

Using Satori and Resvg (or Sharp) for Efficient Backend Image Generation: Architecture, Implementation, and Optimizations

This article examines various image‑generation approaches, compares web‑frontend, client‑side, and backend methods, introduces a new Node‑backend solution based on Satori to convert HTML to SVG and then to PNG with Resvg (later Sharp), and details performance and memory optimizations that dramatically improve speed, resource usage, and stability for large‑scale image‑service deployments.