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Deno v2.6.4stable Released Jan 05, 2026
Impact Score: 5/10

Deno v2.6.4 — Release Notes & Engineering Impact

Source available — automated, not human-reviewed

Component: deno · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes
📄 .MD
🔧 Bug Fixes 6
⚡ Executive Summary (TL;DR)

Deno v2.6.4. Source highlight: fix(compile): make compile work with `--unstable-npm-lazy-caching` (#31704)

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Who Does This Impact? (Role-Based Analysis)

💻 Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

📊 Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

⚙️ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

🔧 Bug Fixes & Patches (6)

  • fix(compile): make compile work with `--unstable-npm-lazy-caching` (#31704)
  • fix(ext/node): enable keepAlive connection reuse for HTTP Agent (#31709)
  • fix(ext/node): handle errors in sqlite session filter callback (#31756)
  • fix(ext/node): support TypedArray and DataView targets in Buffer.copy()
  • fix(ext/node): support for inspector.url() (#31705)
  • fix(ext/node): support numbered positional parameters in node:sqlite (#31722)
📄 View Raw Release Notes (Original Developer Log)
### 2.6.4 / 2026.01.05 - fix(compile): make compile work with `--unstable-npm-lazy-caching` (#31704) - fix(ext/node): enable keepAlive connection reuse for HTTP Agent (#31709) - fix(ext/node): handle errors in sqlite session filter callback (#31756) - fix(ext/node): support TypedArray and DataView targets in Buffer.copy() (#31734) - fix(ext/node): support for inspector.url() (#31705) - fix(ext/node): support numbered positional parameters in node:sqlite (#31722) - fix(ext/websocket): prevent sending multiple close frames (#31747) - fix(install): wait for package installations before applying patches (#31711) - fix(node/crypto): integrate async_hooks for domain error handling (#31751) - fix(serve): net permissions in config file (#31718) - fix(task): prioritize member `package.json` when `deno.json` only in root (#31736) - fix(webgpu): update wgpu to 28.0.0 (#31163) - fix: deno cross compile for intel mac target (#31714) - fix: update urlpattern to 0.4.2 (#31193)
← Older Version Deno v2.6.3