workerdMerged#7683
Do not install C++ streams when ts flag is on
Modified installation behavior of C++ streams based on the ts flag.
Contributions: Oct 4–11, 2026
23 substantial PRs (23 merged, 7 open/draft). 3 in node, 20 in workerd.
workerdMerged#7667
Run fetch wpts with TS streams
Added support for running fetch wpt's with and without ts streams.
workerdMerged#7648
Read a TS streams strategy's highWaterMark once
Optimize TS streams strategy by reading highWaterMark only once
workerdMerged#7646
Start a native source pull or sink write before marking it in flight
Update TS streams bridge to start native source pull or sink write before marking it in flight
workerdMerged#7645
Settle a TS compression write or close cut short by a cancel
Fix issue with TS compression write or close being cut short by a cancel
workerdMerged#7643
Accept a bare SharedArrayBuffer chunk in TS TextDecoderStream
Update TextDecoderStream to accept bare SharedArrayBuffer chunks, aligning with Node and the Encoding Standard.
workerdMerged#7642
Treat an undefined TS identity stream chunk as a no-op write
Fix IdentityTransformStream to treat undefined chunks as no-op writes and improve options handling.
workerdMerged#7641
Close a detached TS native writable and reject its pending writes
Improve handling of detached native writable streams by closing them and rejecting pending writes.
workerdMerged#7636
Use precise utf8 length sizing
Replace rough utf8 length estimation with precise length counting for accurate backpressure signaling.
workerdMerged#7635
Handle multiple algorithm clearance/re-entrancy issues
Address algorithm clearance and re-entrancy issues to improve stability and security.
workerdMerged#7633
Explain the writable float queue total pin as spec double arithmetic
Updated comment for writableFloatQueueTotal to accurately reflect spec double arithmetic
workerdMerged#7631
Handle tee branch close re-entrancy bugs
Fixed tee branch close re-entrancy bugs
workerdMerged#7629
Clamp the TS readable queue total at dequeue, as the spec does
Clamped TS readable queue total at dequeue to match spec behavior
workerdMerged#7536
Follow the spec's iterator protocol in TS ReadableStream.from
Updated TS ReadableStream.from to follow spec's iterator protocol
workerdMerged#7534
Align the TS ReadableStream async iterator with WebIDL
Updated the TS ReadableStream async iterator to match WebIDL specifications, including changes to next() and return() methods
workerdMerged#7530
Pin SharedArrayBuffer view rejection across byte-stream entry points
Pinned SharedArrayBuffer view rejection across byte-stream entry points to reject with a TypeError
workerdMerged#7529
Tune re-entrancy and microtask resolution timing
Tuned re-entrancy and microtask resolution timing to prevent user code from running in internal paths
nodeMerged#66369author readyneeds-ci
util: make mime parsing faster
Improved the performance of util.MIMEType parsing, making it about twice as fast as undici's handrolled version.
nodeOpen#66648lib / srcneeds-ci
stream: apply the next batch of stream/iter fixes/improvements
Applied a batch of stream/iter fixes and improvements for performance and conformance
workerdOpen#7670
Implement async trace mechanism
Adds an async trace internal mechanism to help evaluate API optimizations
workerdOpen#7669
Adds a new `bench` mechanism
Introduces a new bench mechanism for benchmarks, similar to wd-test
workerdOpen#7528
Add perfetto for rust
Adds perfetto support for Rust
nodeDraft#65840lib / srcexperimentalneeds-ci
lib: implement node:logger
Implements a structured logging API with a provider model, including four built-in providers