workerd
AssessTools
The open-source core runtime component that powers Cloudflare Workers.
Why it's here
Placed in Assess: 2 article(s) of evidence from 4 source(s), led by framework updates, with 1 in the last 30 days. Confidence 54%.
Evidence (2)
- 8Simon Willison·10/9/2026framework_updateDeno Team Joins Cloudflare
The Deno team is joining Cloudflare to simplify self-hosting of Workers and Durable Objects across more environments. The work includes merging workerd and celld to bring a more distributed Durable Objects model outside Cloudflare's own network.
- 7Cloudflare Blog·9/9/2026framework_updateCloudflare rebuilds Workers module registry for Node.js compatibility
Cloudflare says it rewrote the Workers module registry in workerd to improve performance, standards compliance, and alignment with Node.js module behavior. The update adds support for features like import.meta.resolve(), consistent node: built-ins, JSON import attributes, require(esm) rules, lazy module compilation, and WebAssembly source phase imports when the new_module_registry flag is enabled.