# React Font Awesome 3.0.0 — Release 3.0.0

- Product: React Font Awesome (https://whatsnew.fyi/product/react-fontawesome)
- Vendor: Fonticons
- Date: 2025-08-22
- Version: 3.0.0
- Original notes: https://github.com/FortAwesome/react-fontawesome/releases/tag/3.0.0
- Permalink: https://whatsnew.fyi/product/react-fontawesome/releases/3.0.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **removed** — Support for FontAwesome versions below v6
- **removed** — Support for Node versions below 20.x
- **removed** — Support for React versions below 18.x
- **removed** — Support for browser versions that do not support the ES2020 standard, specifically JavaScript built-in globalThis
- **changed** — Rewrote the entire library from plain JavaScript to TypeScript
- **changed** — Replaced rollup with tsup for providing both ESM and CJS exports from one TypeScript source
- **removed** — prop-types dependency in favour of colocated typings for React component props
- **added** — Better type definitions to each prop including examples of usage
- **changed** — Upgraded eslint from v6 to v9 with Flat Config and modernised ESLint config, plugins and rules
- **changed** — Refactored all unit tests from react-test-renderer to @testing-library/react
- **changed** — Upgraded all development dependencies to latest versions
- **fixed** — Accessibility ID generation (titleId, maskId) for SSR ensuring consistent ID across server and client renders
- **fixed** — TypeScript errors when styling duotone icons with CSS variables
- **fixed** — aria-hidden attribute to be false if there is a non-empty aria-label attribute
- **fixed** — Large number of npm audit issues by removing and updating dependencies
- **changed** — Optimised FontAwesomeIcon by reducing per-render function calls and memory allocations
- **changed** — Optimised classList function by removing runtime semver checks and array operations
- **changed** — Optimised converter with a full rewrite for significant performance increases of approximately 70%
- **changed** — Moved inline class strings from getClassListFromProps to pre-computed maps

##### BREAKING

- Dropped support for end-of-life FontAwesome versions (below v6), Node versions (below 20.x) and React versions (below 18.x)
- Dropped support for browser versions that don't support the ES2020 standard, namely [JavaScript built-in: globalThis](https://caniuse.com/mdn-javascript_builtins_globalthis)

##### Changes

- Rewrote the entire library from plain JavaScript to TypeScript
- Replaced `rollup` with `tsup` for providing both ESM and CJS exports from one TypeScript source
- Removed `prop-types` in favour of colocated typings for React component props
- Added better type definitions to each prop including examples of usage
- Upgraded `eslint` from v6 to v9, rewrote config as Flat Config, modernised ESLint config, plugins and rules
- Refactored all unit tests from the deprecated `react-test-renderer` to the industry standard `@testing-library/react`
- Upgraded all other development dependencies to latest versions as of release date
- Optimised `FontAwesomeIcon` by reducing per-render function calls and memory allocations
- Optimised `classList` function by removing runtime semver checks and array operations
- Optimised `converter` with a full rewrite for significant performance increases (~70%)
- Moved inline class strings from `getClassListFromProps` to pre-computed maps

##### Bug Fixes

- Fixed accessibility ID generation (`titleId, maskId`) for SSR ensuring a consistent ID across server and client renders (#93, #550, #573)
- Fixed TypeScript errors when styling duotone icons with CSS variables (#509)
- Fixed `aria-hidden` so it is `false` if there is a non-empty `aria-label` attribute (#126)
- Resolved large number of `npm audit` issues by removing and updating dependencies

##### New Contributors
* @charles4221 made their first contribution in https://github.com/FortAwesome/react-fontawesome/pull/581

**Full Changelog**: https://github.com/FortAwesome/react-fontawesome/compare/0.2.6...3.0.0