An out‑of‑the‑box Next.js + Cloudflare full‑stack starter integrating Edge Runtime, D1 database, R2 storage, KV cache, Analytics Engine hooks, and a complete CI/CD pipeline. cloudflare-worker-template ...

The first time useDuckDb is called, it will take care of downloading the correct wasm bundle for your browser and initializing an AsyncDuckDb instance. Multiple calls are fine, only one singleton ...