December 8th, 2025
Breaking Changes:
- 🐛
⚠️ (server, smithy-rs#4400, smithy-rs#4397) Fix issue where SigV4 envelopes for EventStreams did not support the initial message. This is technically a breaking change but should not break consumers in practice since the
resulting type has the same methods.
New this release:
- 🎉 (client, @annahay) Added methods in token bucket to indicate if bucket is full or empty
- 🐛 (client, smithy-rs#4427) Fix Content-Type and Accept headers for event streams in RPC v2 CBOR to set
application/vnd.amazon.eventstream - 🐛 (client, aws-sdk-rust#1390, @arielb1) In
legacy-rustls-ring, polyfillwith_native_rootsto userustls_native_certs 0.8to avoid
RUSTSEC-2025-0134. - 🐛 (all, @arielby) Publish an MSRV for all packages
Contributors
Thank you for your contributions! ❤