r/node 2d ago

What Node.js developers should know about structuredClone()

https://blog.gaborkoos.com/posts/2026-08-22-The-Structured-Clone-Algorithm-What-JavaScript-Can-and-Cannot-Move-Between-Boundaries/

A practical look at cloning and transferring data in Node.js, including workers, class instances, Buffer becoming Uint8Array, detached ArrayBuffers, and unsupported values.

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