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[Workers] Document new module registry - #32785

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irvinebroque wants to merge 4 commits into
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workers/new-module-registry-docs
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irvinebroque wants to merge 4 commits into
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workers/new-module-registry-docs

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@irvinebroque

@irvinebroque irvinebroque commented Aug 16, 2026 •

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Summary

Documents the Workers module registry introduced in #32550 and coordinates the related Node.js, Wrangler, Vite, WebAssembly, Dynamic Workers, upload, testing, observability, and compatibility-flag guidance.

The update adds the canonical module registry reference and changelog, corrects legacy-registry behavior that was previously presented as universal, explains build-time versus runtime module boundaries, and applies an ELI5 clarity review across the complete branch diff.

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Validation

  • git diff --check production...HEAD
  • pnpm run format:core:check
  • pnpm run format:content:check
  • Full Astro and type checks are currently blocked because the frozen install returns 404 for @cloudflare/nimbus-docs@0.10.0.

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This pull request requires reviews from CODEOWNERS as it changes files that match the following patterns:

Pattern Owners
*.astro @cloudflare/content-engineering, @kodster28
/src/content/changelog/ @cloudflare/pm-changelogs, @cloudflare/product-owners
/src/content/compatibility-flags/ @irvinebroque, @mikenomitch, @GregBrimble, @cloudflare/product-owners, @MattieTK
/src/content/docs/dynamic-workers/ @cloudflare/workers-docs, @GregBrimble, @irvinebroque, @mikenomitch, @korinne, @WalshyDev, @cloudflare/deploy-config, @cloudflare/product-owners, @cloudflare/wrangler, @MattieTK, @cloudflare/dev-plat-leads, @cloudflare/workers-runtime-1
/src/content/docs/workers/ @cloudflare/workers-docs, @GregBrimble, @irvinebroque, @mikenomitch, @korinne, @WalshyDev, @cloudflare/deploy-config, @cloudflare/product-owners, @cloudflare/wrangler, @MattieTK, @cloudflare/dev-plat-leads, @vy-ton, @cloudflare/workers-runtime-1
/src/content/docs/workers/observability/ @irvinebroque, @mikenomitch, @nevikashah, @cloudflare/product-owners, @vy-ton
/src/content/docs/workers/wrangler/ @cloudflare/wrangler, @irvinebroque, @cloudflare/product-owners, @MattieTK, @vy-ton
/src/content/partials/workers/ @cloudflare/workers-docs, @GregBrimble, @irvinebroque, @mikenomitch, @WalshyDev, @cloudflare/deploy-config, @cloudflare/product-owners, @cloudflare/wrangler, @MattieTK, @vy-ton, @cloudflare/workers-runtime-1

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github-actions Bot commented Aug 16, 2026 •

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Preview URL: https://d0e4a1e4.preview.developers.cloudflare.com
Preview Branch URL: https://workers-new-module-registry-docs.preview.developers.cloudflare.com

Files with changes (up to 15)

Original Link Updated Link
https://developers.cloudflare.com/workers/reference/module-registry/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/reference/module-registry/
https://developers.cloudflare.com/workers/runtime-apis/webassembly/javascript/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/runtime-apis/webassembly/javascript/
https://developers.cloudflare.com/workers/testing/vitest-integration/isolation-and-concurrency/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/testing/vitest-integration/isolation-and-concurrency/
https://developers.cloudflare.com/workers/wrangler/bundling/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/wrangler/bundling/
https://developers.cloudflare.com/workers/vite-plugin/reference/vite-environments/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/vite-plugin/reference/vite-environments/
https://developers.cloudflare.com/workers/runtime-apis/webassembly/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/runtime-apis/webassembly/
https://developers.cloudflare.com/workers/runtime-apis/bindings/worker-loader/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/runtime-apis/bindings/worker-loader/
https://developers.cloudflare.com/workers/runtime-apis/nodejs/fs/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/runtime-apis/nodejs/fs/
https://developers.cloudflare.com/changelog/post/2026-08-05-new-module-registry/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/changelog/post/2026-08-05-new-module-registry/
https://developers.cloudflare.com/workers/runtime-apis/nodejs/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/runtime-apis/nodejs/
https://developers.cloudflare.com/workers/vite-plugin/reference/migrating-from-wrangler-dev/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/vite-plugin/reference/migrating-from-wrangler-dev/
https://developers.cloudflare.com/dynamic-workers/api-reference/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/dynamic-workers/api-reference/
https://developers.cloudflare.com/workers/wrangler/configuration/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/wrangler/configuration/
https://developers.cloudflare.com/workers/vite-plugin/reference/static-assets/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/vite-plugin/reference/static-assets/
https://developers.cloudflare.com/workers/vite-plugin/ https://workers-new-module-registry-docs.preview.developers.cloudflare.com/workers/vite-plugin/

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