Deno / update detail

v2.5.1

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

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Deno9 months agoSep 17, 2025, 07:22 AMUsefulAI-assisted summary

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+Unstable features: WebSocket now supports Deno.HttpClient and a new TCP proxy for Deno.HttpClient.
~Numerous bug fixes: corrected bundle output type, Node extension behaviours (fs, env, fchmod, readlink), fetch proxy flags, HTTP listener inheritance, init npm on mac, LSP lockfile handling, permissions error messaging, and ffi fast‑call...
+Added an informational hint for the unstable Deno.bundle API.

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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.