# What Browser Versions Are Supported by normalize.css v8.0.1?
> Discover which browser versions normalize.css v8.0.1 supports. Ensure cross-browser compatibility with Chrome, Edge, Firefox ESR+, IE 10+, Safari 8+, and Opera.
- Repository: [Nicolas Gallagher/normalize.css](https://github.com/necolas/normalize.css)
- Tags: api-reference
- Published: 2026-03-07
---
**normalize.css v8.0.1 supports Chrome, Edge, Firefox ESR+, Internet Explorer 10+, Safari 8+, and Opera.**
The necolas/normalize.css repository provides a modern CSS reset that smooths out default rendering differences across browsers. Understanding exactly which browser versions are supported by normalize.css v8.0.1 ensures your styles render consistently for your target audience without including unnecessary legacy code.
## Browser Support Matrix for normalize.css v8.0.1
According to the README.md (lines 38‑46), normalize.css v8.0.1 explicitly targets the following browser versions:
- **Chrome**: All current versions
- **Edge**: All current versions
- **Firefox**: **ESR** (Extended Support Release) and newer
- **Internet Explorer**: **10** and newer
- **Safari**: **8** and newer
- **Opera**: All current versions
This support matrix was established in the **8.0.0** release, which removed legacy compatibility for Android 4, Internet Explorer ≤ 9, and Safari ≤ 7. The subsequent **8.0.1** patch retained the identical browser support list, addressing only a specific IE rendering regression without expanding or contracting the supported browser matrix.
## Architectural Approach to Cross-Browser Normalization
### Modular Comments and Browser Targeting
The [`normalize.css`](https://github.com/necolas/normalize.css/blob/main/normalize.css) file implements a lightweight set of cross-browser style rules, each annotated with comments that reference specific browser versions. Every rule is preceded by a comment explaining *why* the rule exists and *which browsers* require it. For example, comments such as `/* 1. Add the correct box sizing in IE 10 */` make the stylesheet self-documenting and easy to maintain across browser version changes.
### Version-Driven Maintenance Strategy
When a new major version of normalize.css is released, the maintainers audit the browsers listed in the README and update the rules accordingly. In **8.0.0**, they removed legacy rules for browsers that dropped below the minimum supported versions and added or updated rules for newer browsers like Edge and modern Safari. The patch **8.0.1** only fixed an IE rendering regression without altering the supported-browser list, as documented in the CHANGELOG.md.
### Forward-Compatible Design
By targeting broad browser families (Chrome, Edge, Firefox ESR+), the stylesheet remains functional even as minor releases roll out. The underlying CSS properties used are stable across these families, ensuring that normalize.css v8.0.1 continues to normalize styles correctly as browsers auto-update.
## How to Install normalize.css v8.0.1
### Via npm or Yarn
```bash
npm install --save normalize.css
```
```html
```
### Direct CDN Link
```html
```
### Import in CSS Pre-processors
```scss
@import "normalize.css/normalize";
```
### Using the `style` Field with Bundlers
The **package.json** includes a `style` entry pointing to the stylesheet. When bundling with Webpack or Rollup, you can import directly:
```javascript
import 'normalize.css'; // Resolves to normalize.css via package.json style field
```
## Key Source Files
The following files in the necolas/normalize.css repository define and document the supported browser versions:
- **[`normalize.css`](https://github.com/necolas/normalize.css/blob/main/normalize.css)**: The core stylesheet implementing cross-browser normalizations.
- **[`README.md`](https://github.com/necolas/normalize.css/blob/main/README.md)**: Documents the supported browser matrix (lines 38‑46) and installation instructions.
- **[`CHANGELOG.md`](https://github.com/necolas/normalize.css/blob/main/CHANGELOG.md)**: Records the history of version changes, including the removal of older browsers in v8.0.0.
- **[`package.json`](https://github.com/necolas/normalize.css/blob/main/package.json)**: Contains npm metadata and entry points for bundler integration.
## Summary
- **normalize.css v8.0.1** supports IE 10+, Safari 8+, Firefox ESR+, and all current versions of Chrome, Edge, and Opera.
- The browser support matrix was locked in **v8.0.0** by dropping Android 4, IE ≤ 9, and Safari ≤ 7.
- **v8.0.1** maintained the same browser support as v8.0.0, fixing only an IE-specific rendering bug.
- The stylesheet uses modular, commented CSS rules that target specific browser versions for maintainability.
- Installation options include npm, CDN, CSS pre-processor imports, and JavaScript bundler integration.
## Frequently Asked Questions
### Does normalize.css v8.0.1 support Internet Explorer 9?
No. normalize.css v8.0.1 requires Internet Explorer 10 or newer. According to the CHANGELOG.md, support for IE ≤ 9 was explicitly removed in version 8.0.0 to eliminate legacy workarounds. If you need IE 9 support, you must use normalize.css v7.0.0 or earlier.
### What is the difference between v8.0.0 and v8.0.1 browser support?
There is no difference in browser support between v8.0.0 and v8.0.1. Both versions support the same browser matrix: IE 10+, Safari 8+, Firefox ESR+, and current Chrome, Edge, and Opera. The v8.0.1 patch release only fixed a regression in Internet Explorer where `::-webkit-file-upload-button` caused issues, without changing the supported browser list.
### Is Android 4 supported in normalize.css v8.0.1?
No. Android 4 was dropped in normalize.css v8.0.0. The v8.0.1 release continues this policy, focusing instead on modern mobile browsers that align with the Chrome and Safari version requirements (iOS Safari 8+ and current Chrome for Android).
### How do I verify which browser versions my normalize.css supports?
Check the [`README.md`](https://github.com/necolas/normalize.css/blob/main/README.md) file in your [`node_modules/normalize.css`](https://github.com/necolas/normalize.css/blob/main/node_modules/normalize.css) directory or view the source on GitHub. Lines 38‑46 of README.md list the minimum supported versions. Additionally, the [`CHANGELOG.md`](https://github.com/necolas/normalize.css/blob/main/CHANGELOG.md) provides historical context about when specific browser support was added or removed across major versions.