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Deno v1.14.1stable Released Sep 21, 2021
Impact Score: 5/10

Deno v1.14.1 — 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 3 🔧 Bug Fixes 6
⚡ Executive Summary (TL;DR)

Deno v1.14.1. Source highlight: fix(cli): don't ignore diagnostics about for await (#12116)

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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 (3)

  • perf(ext/web): optimize EventTarget (#12166)
  • perf(runtime/fs): optimize readFile by using a single large buffer (#12057)
  • perf(web): optimize AbortController (#12165)

🔧 Bug Fixes & Patches (6)

  • fix(cli): don't ignore diagnostics about for await (#12116)
  • fix(cli): move Deno.flock and Deno.funlock to unstable types (#12138)
  • fix(cli/fmt_errors): Abbreviate long data URLs in stack traces (#12127)
  • fix(config-schema): correct default value of "lib" (#12145)
  • fix(core): prevent multiple main module loading (#12128)
  • fix(ext/crypto): don't use core.decode for encoding jwk keys (#12088)
📄 View Raw Release Notes (Original Developer Log)
### 1.14.1 / 2021.09.21 - fix(cli): don't ignore diagnostics about for await (#12116) - fix(cli): move Deno.flock and Deno.funlock to unstable types (#12138) - fix(cli/fmt_errors): Abbreviate long data URLs in stack traces (#12127) - fix(config-schema): correct default value of "lib" (#12145) - fix(core): prevent multiple main module loading (#12128) - fix(ext/crypto): don't use core.decode for encoding jwk keys (#12088) - fix(ext/crypto): use DataError in importKey() (#12071) - fix(lsp): align filter text to vscode logic (#12081) - fix(runtime/ops/signal.rs): Add FreeBSD signal definitions (#12084) - perf(ext/web): optimize EventTarget (#12166) - perf(runtime/fs): optimize readFile by using a single large buffer (#12057) - perf(web): optimize AbortController (#12165)
← Older Version Deno v1.14.0