Deno / update detail

v2.1.5

Official Deno changelog summary with source attribution, release tags, and community reactions.

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Deno1 year agoJan 9, 2025, 10:37 PMUsefulAI-assisted summary

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~Implemented experimental QUIC support and added a new JavaScript linting plugin infrastructure (including selector support) along with OTEL MeterProvider and tracer updates.
~Fixed a large number of bugs across extensions (fetch, fs, http, net, node, web, websockets, lint, lockfile, LSP, npm, permissions, publish, tasks, etc.), improving error handling, API compatibility, and adding missing methods such as tr...
+Added performance optimizations for file system operations and snapshot handling, and upgraded internal dependencies like deno semver and documentation version.

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Deno2 days agoJun 3, 2026, 01:41 PMUsefulAI-assisted summary

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+Add extensive crypto support including ChaCha20‑Poly1305, SHA‑3 variants, ML‑DSA signatures and ML‑KEM post‑quantum algorithms.
~Improve compilation and bundling: better dependency resolution, minify flag, separate worker bundles, VFS chdir support, and enable ANSI colors on Windows binaries.