👨🚀 Turn API specifications into production-ready SDKs, validators, mocks, and more. 20+ plugins. Millions of weekly npm downloads. Used by Vercel, OpenCode, PayPal, AWS, Autodesk, and many more.
Auto-generate fully-typed test spies from a class — across Vitest, Bun & node:test, with Angular/NestJS/React/Vue/Svelte recipes. A jest-auto-spies drop-in replacement.