Deno v0.14.0 — 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

✨ Features 6 ⚡ Improvements 1 🔧 Bug Fixes 5

⚡ Executive Summary (TL;DR)

Deno v0.14.0. Source highlight: feat: remove `Deno.build.args` (#2728)

Visit Deno Official Site ↗ Official Release Source ↗ All Deno Releases 📡 Deno RSS

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.

✨ New Features & Capabilities (6)

feat: remove `Deno.build.args` (#2728)
feat: support native line ending conversion in the `Blob` constructor (#2695)
feat: add option to delete the `Deno` namespace in a worker (#2717)
feat: support starting workers using a blob: URL (#2729)
feat: make `Deno.execPath()` a function (#2743, #2744)
feat: support `await import(...)` syntax for dynamic module imports (#2516)

⚡ Performance & Enhancements (1)

doc: improve documentation on using the V8 profiler (#2742)

🔧 Bug Fixes & Patches (5)

fix: enforce permissions on `Deno.kill()`, `Deno.homeDir()` and
fix: `cargo build` now builds incrementally (#2740)
fix: avoid REPL crash when DENO_DIR doesn't exist (#2727)
fix: resolve worker module URLs relative to the host main module URL (#2751)
fix: make the 'ws' module (websockets) work again (denoland/deno_std#550)

📄 View Raw Release Notes (Original Developer Log)

### Changes In deno: - feat: remove `Deno.build.args` (#2728) - feat: support native line ending conversion in the `Blob` constructor (#2695) - feat: add option to delete the `Deno` namespace in a worker (#2717) - feat: support starting workers using a blob: URL (#2729) - feat: make `Deno.execPath()` a function (#2743, #2744) - feat: support `await import(...)` syntax for dynamic module imports (#2516) - fix: enforce permissions on `Deno.kill()`, `Deno.homeDir()` and `Deno.execPath()` (#2714, #2723) - fix: `cargo build` now builds incrementally (#2740) - fix: avoid REPL crash when DENO_DIR doesn't exist (#2727) - fix: resolve worker module URLs relative to the host main module URL (#2751) - doc: improve documentation on using the V8 profiler (#2742) In deno_std: - fix: make the 'ws' module (websockets) work again (denoland/deno_std#550) ### Install / Upgrade **With Shell:** ```sh curl -fsSL https://deno.land/x/install/install.sh | sh -s v0.14.0 ``` **With PowerShell:** ```powershell iwr https://deno.land/x/install/install.ps1 -useb -outf install.ps1; .\install.ps1 v0.14.0 ```

← Older Version Deno v0.13.0 Newer Version → Deno v0.15.0