Impact Score: 5/10
Deno v1.20.3 — 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.
⚡ Executive Summary (TL;DR)
Deno v1.20.3. Source highlight: fix(ext/fetch): deprecate URL as the first arg in types (#14113)
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 (3)
- fix(ext/fetch): deprecate URL as the first arg in types (#14113)
- fix(ext/ffi): enforce unstable check on ops (#14115)
- fix(runtime): do not modify user provided `cmd` array in `Deno.run` (#14109)
📄 View Raw Release Notes (Original Developer Log)
### 1.20.3 / 2022.03.25
- fix(ext/fetch): deprecate URL as the first arg in types (#14113)
- fix(ext/ffi): enforce unstable check on ops (#14115)
- fix(runtime): do not modify user provided `cmd` array in `Deno.run` (#14109)