React-Intl

React-Intl is a library that helps developers build multilingual user interfaces in projects that use React. It provides a set of components and APIs to format strings, numbers, dates, and messages based on locale data. Instead of manually handling translations or regional formats, developers can rely on react-intl to manage these variations in a consistent way.

It supports ICU Message syntax, which allows dynamic formatting of plural rules, gender options, and variable interpolation in a single string. This makes it easier to manage complex translations inside code.

React-Intl is part of FormatJS, a set of open-source tools built to improve JavaScript internationalization. It works well with translation management platforms and can integrate cleanly into localization workflows.

⚛️ What React-Intl can do: #️⃣

• Format messages using ICU syntax with support for variables and plurals
• Format dates, times, numbers, and currencies based on the locale
• Detect and switch between languages in a React app
• Extract and manage translatable strings from components
• Keep translations separate from code with external message files

React-Intl helps product teams keep translation logic clean and maintainable. With it, you can externalize strings and use locale-aware components, which reduces the risk of hardcoded text and makes apps easier to localize at scale.