Tailwind CSS v4.1.3 — Release Notes & Engineering Impact

Source available — automated, not human-reviewed

Component: tailwind · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes

$ npm install --save-exact [email protected]

📄 .MD

🔧 Bug Fixes 3

⚡ Executive Summary (TL;DR)

Tailwind CSS v4.1.3. Source highlight: Show warning when using unsupported bare value data type in `--value(…)` (#17464)

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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.

🔧 Bug Fixes & Patches (3)

Show warning when using unsupported bare value data type in `--value(…)` (#17464)
PostCSS: Ensure changes to the input CSS file don't generate stale output when using Turbopack (#17554)
Ensure classes are detected in Ruby's `%w` syntax in Slim templates (#17557)

📄 View Raw Release Notes (Original Developer Log)

### Fixed - Show warning when using unsupported bare value data type in `--value(…)` ([#17464](https://github.com/tailwindlabs/tailwindcss/pull/17464)) - PostCSS: Ensure changes to the input CSS file don't generate stale output when using Turbopack ([#17554](https://github.com/tailwindlabs/tailwindcss/pull/17554)) - Ensure classes are detected in Ruby's `%w` syntax in Slim templates ([#17557](https://github.com/tailwindlabs/tailwindcss/pull/17557))

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