Contributions: Mar 29 – Apr 5, 2026

14 substantial PRs (14 merged, 3 open/draft). 11 in workerd, 3 in node.

workerdMerged#6499

Revert a commit to prevent creating a Blob with a resizable ArrayBuffer

workerdMerged#6489

Fix new module registry fallback issues

workerdMerged#6491

Migrate container to use lighter weight Js types instead of BufferSource

workerdMerged#6490

Migrate R2Bucket hash properties to use faster Js types

workerdMerged#6484

Improved handling of resizable arraybuffer in responses and requests

workerdMerged#6487

Improved MimeType handling with better escape handling, simplifications, and performance improvements.

workerdMerged#6485

Limited VFS symlink depth for security or performance reasons

workerdMerged#6466

Improved blob implementation with better handling of recursive slices, empty blobs, and performance optimizations

workerdMerged#6469

Changed conditional etag parsing from recursive to iterative and added other improvements for better edge case handling

workerdMerged#6462

Additional tweaks to the new module registry, fixing edge cases and improving eval callback handling

workerdMerged#6423

Fixes correctness issues in the new module registry, adds require() return value semantics, and implements import attributes support

nodeOpen#62589c++lib / srcneeds-ci

Improves QUIC packet handling by switching to a per-Endpoint arena, reducing overhead and improving performance

nodeOpen#62469streamlib / srcexperimental

Adds prototype integration points for experimental stream/iter and Node.js streams interop, enabling bridging between classic and iterable streams

nodeDraft#62494c++lib / srcneeds-ci

Implements a prototype for UV coroutines, allowing for asynchronous libuv calls using coroutines