Tailwind CSS v1.9.0 — 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

✨ Features 6 🔧 Bug Fixes 2

⚡ Executive Summary (TL;DR)

Tailwind CSS v1.9.0. Source highlight: Tailwind CSS v1.9 is now available with a new `presets` feature, some new utilities, and a few accessibility improvements. Check it out!

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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.

✨ New Features & Capabilities (6)

Add new `presets` config option (#2474)
Scaffold new `tailwind.config.js` files with available `future` flags commented out (#2379)
Add `col-span-full` and `row-span-full` (#2471)
Make `outline` configurable, `outline-none` more accessible by default, and add `outline-black` and `outline-white` (#2460)
Add additional small `rotate` and `skew` values (#2528)
Add `xl`, `2xl`, and `3xl` border radius values (#2529)

🔧 Bug Fixes & Patches (2)

Don't escape keyframe values (#2432)
Use `word-wrap` instead of `overflow-wrap` in `ie11` target mode (#2391)

📄 View Raw Release Notes (Original Developer Log)

Tailwind CSS v1.9 is now available with a new `presets` feature, some new utilities, and a few accessibility improvements. Check it out! ### New features - Add new `presets` config option ([#2474](https://github.com/tailwindlabs/tailwindcss/pull/2474)) - Scaffold new `tailwind.config.js` files with available `future` flags commented out ([#2379](https://github.com/tailwindlabs/tailwindcss/pull/2379)) - Add `col-span-full` and `row-span-full` ([#2471](https://github.com/tailwindlabs/tailwindcss/pull/2471)) - Make `outline` configurable, `outline-none` more accessible by default, and add `outline-black` and `outline-white` ([#2460](https://github.com/tailwindlabs/tailwindcss/pull/2460)) - Add additional small `rotate` and `skew` values ([#2528](https://github.com/tailwindlabs/tailwindcss/pull/2528)) - Add `xl`, `2xl`, and `3xl` border radius values ([#2529](https://github.com/tailwindlabs/tailwindcss/pull/2529)) - Add new utilities for `grid-auto-columns` and `grid-auto-rows` ([#2531](https://github.com/tailwindlabs/tailwindcss/pull/2531)) - Promote `defaultLineHeights` and `standardFontWeights` from experimental to future ### Fixed - Don't escape keyframe values ([#2432](https://github.com/tailwindlabs/tailwindcss/pull/2432)) - Use `word-wrap` instead of `overflow-wrap` in `ie11` target mode ([#2391](https://github.com/tailwindlabs/tailwindcss/pull/2391)) ### Experimental - Add experimental `2xl` breakpoint ([#2468](https://github.com/tailwindlabs/tailwindcss/pull/2468)) - Rename `{u}-max-content` and `{u}-min-content` utilities to `{u}-max` and `{u}-min` in experimental extended spacing scale ([#2532](https://github.com/tailwindlabs/tailwindcss/pull/2532)) - Support disabling dark mode variants globally ([#2530](https://github.com/tailwindlabs/tailwindcss/pull/2530))

← Older Version Tailwind CSS v1.8.13 Newer Version → Tailwind CSS v1.9.1