- Numerous bug fixes across CLI, extensions (console, crypto, web, websocket), node compatibility, KV, REPL, and runtime (e.g., cache error handling, JWK import, stdio mapping).
- Performance enhancements for CLI type loading, HTTP serving, websocket operations, and core RegExp usage, plus SQLite transaction handling via spawn blocking.
- Upgraded deno_ast to 0.27 and added basic node:http2 support.
v1.34.2
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Added an unscoped flag for package aliasing, a members‑only flag for workspace tasks, Blob/Body.textStream() API, and an experimental QuickJS backend.
Added HMR support for React Router on desktop, new length/byteLength parameters for Buffer searches, raw ChaCha20 cipher support, and upgraded V8 to 150.2.0.