Impact Score: 5/10
Deno v1.5.3 — 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 v1.5.3. Source highlight: feat(unstable): support deno lint --rules --json (#8384)
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 (2)
- feat(unstable): support deno lint --rules --json (#8384)
- feat(std/node): consistent Node.js builtin shapes (#8274)
🔧 Bug Fixes & Patches (6)
- fix: fix various global objects constructor length (#8373)
- fix: allow declaration emits for Deno.compile() (#8303)
- fix: allow root modules be .mjs/.cjs (#8310)
- fix: allow setting of importsNotUsedAsValues in Deno.compile() (#8306)
- fix: do not write tsbuildinfo when diagnostics are emitted (#8311)
- fix: don't walk the subdirectory twice when using the `--ignore` flag (#8040,
📄 View Raw Release Notes (Original Developer Log)
### 1.5.3 / 2020.11.16
- feat(unstable): support deno lint --rules --json (#8384)
- fix: fix various global objects constructor length (#8373)
- fix: allow declaration emits for Deno.compile() (#8303)
- fix: allow root modules be .mjs/.cjs (#8310)
- fix: allow setting of importsNotUsedAsValues in Deno.compile() (#8306)
- fix: do not write tsbuildinfo when diagnostics are emitted (#8311)
- fix: don't walk the subdirectory twice when using the `--ignore` flag (#8040,
#8375)
- fix: local sources are not cached in memory (#8328)
- fix: Use safe shell escaping in `deno install` (#7613)
- fix: DOM handler order in Websocket and Worker (#8320, #8334)
- fix(op_crates/web) make isTrusted not constructable (#8337)
- fix(op_crates/web): FileReader event handler order (#8348)
- fix(op_crates/web): handler order when reassign (#8264)
- refactor: deno_crypto op crate (#7956)
Changes in std version 0.78.0:
- feat(std/node): consistent Node.js builtin shapes (#8274)
- fix(std/http): flush body chunks for HTTP chunked encoding (#8349)
- refactor(std/fs): moved isCopyFolder to options (#8319)
### Install / Upgrade
**Using Deno:**
```sh
deno upgrade --version 1.5.3
```
**With Shell:**
```sh
curl -fsSL https://deno.land/x/install/install.sh | sh -s 1.5.3
```
**With PowerShell:**
```powershell
$v="1.5.3"; iwr https://deno.land/x/install/install.ps1 -useb | iex
```