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Deno v1.19.3stable Released Mar 10, 2022
Impact Score: 5/10

Deno v1.19.3 — 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
⚡ Improvements 4 🔧 Bug Fixes 2
⚡ Executive Summary (TL;DR)

Deno v1.19.3. Source highlight: fix(ci): restore compatibility with older glibc (#13846)

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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.

⚡ Performance & Enhancements (4)

  • perf(core): micro-optimize OpsTracker (#13868)
  • perf(ext/web): optimize atob/btoa (#13841)
  • perf(serde_v8): avoid SerializablePkg allocs (#13860)
  • perf(serde_v8): optimize ByteString deserialization (#13853)

🔧 Bug Fixes & Patches (2)

  • fix(ci): restore compatibility with older glibc (#13846)
  • fix(test): typecheck blocks annotated with long js/ts notations (#13785)
📄 View Raw Release Notes (Original Developer Log)
### 1.19.3 / 2022.03.10 - fix(ci): restore compatibility with older glibc (#13846) - fix(test): typecheck blocks annotated with long js/ts notations (#13785) - perf(core): micro-optimize OpsTracker (#13868) - perf(ext/web): optimize atob/btoa (#13841) - perf(serde_v8): avoid SerializablePkg allocs (#13860) - perf(serde_v8): optimize ByteString deserialization (#13853)
← Older Version Deno v1.19.2