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react-i18next vs react-loadable

Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.

react-i18next

Open source · MIT

Adds translation support to React apps, built on the i18next ecosystem.

react-loadable

Open source · MIT

A React helper that loads components on demand using promises, to shrink your initial bundle.

The short answer

Choose react-i18next if you need…

  • React developers who need their app available in several languages
  • Teams already using the i18next ecosystem or planning to support server-side i18next too
  • React Native developers, provided they use react-native 0.59.0 or higher for hooks

Choose react-loadable if you need…

  • React developers whose main JavaScript bundle has grown large
  • Apps that use Webpack and want component-level code splitting
  • Teams who want to lazy-load modals, tabs, or heavy widgets that many users never open
  • Projects that need server-side rendering with code splitting

Side-by-side

react-i18nextreact-loadable
TypeLibraryLibrary
PriceFree and open sourceFree and open source
LicenceMITMIT
GitHub stars10.1k16.5k
Setup difficultyIntermediateIntermediate
How you get itInstall with a package managerInstall with a package manager
Main languageJavaScriptJavaScript
Last code update4 days ago2 years ago

What each one is

react-i18next

react-i18next is a JavaScript library that lets React apps display text in multiple languages. It connects React components to the i18next translation engine, so you mark strings with a key and the library shows the matching translation for the user's language. The README says it works with React and React Native and includes a Trans component for text that mixes markup and variables.

react-loadable

React Loadable is a small higher-order component: a function that wraps another component so it is loaded only when it is needed. You give it a loader that uses dynamic import(), plus a loading component to show while the code arrives. The README says it is used to split a large app bundle into smaller pieces so the page loads faster.

Best for

react-i18next

  • React developers who need their app available in several languages
  • Teams already using the i18next ecosystem or planning to support server-side i18next too
  • React Native developers, provided they use react-native 0.59.0 or higher for hooks

react-loadable

  • React developers whose main JavaScript bundle has grown large
  • Apps that use Webpack and want component-level code splitting
  • Teams who want to lazy-load modals, tabs, or heavy widgets that many users never open
  • Projects that need server-side rendering with code splitting

Strengths

react-i18next

  • The README describes a simple setup that does not require changing webpack or adding extra Babel transpilers
  • Part of the wider i18next ecosystem, which the README says supports server-side languages such as Node.js, PHP, Ruby and .NET
  • Active repository with CI, a published npm package, and a large star count (10,062 at time of metadata)

react-loadable

  • Small API: one Loadable call with a loader and a loading component
  • The README shows example bundle size reductions reported by users, though these are anecdotal
  • Handles loading states without writing the import and state logic by hand

Not ideal for

react-i18next

  • Projects that do not use React, since the library is built specifically for React components
  • Users on the legacy v9 API who cannot move to hooks; the README points them to a separate v9.x.x branch instead
  • Teams wanting a managed translation service, because the README promotes Locize as an optional paid add-on rather than a required part

react-loadable

  • Projects not using React, since the library is built around React components
  • Projects not using a bundler that supports dynamic import(), such as Webpack 2+, because the README ties automatic splitting to it
  • Developers looking for an actively maintained option, since the README does not state a current maintenance status and the last push date is 2024-07-10

Trade-offs

react-i18next

  • The README is truncated and does not show full API details, so the depth of features is hard to judge from it alone
  • No release is listed in the metadata, so versioning and stability guidance must be taken from the README's branch notes
  • Much of the README is promotional content for Locize, which is optional and should be weighed accordingly

react-loadable

  • The README notes the library is also meant to help with server-side rendering, but it gives little detail on setup for that
  • The README's loading-component section is incomplete and the example is cut off, so some guidance is unclear
  • Newer React features such as lazy and Suspense are not discussed in the README, so readers should check whether they fit their project

Getting started

react-i18next

Install the npm package

npm install react-i18next
Step-by-step guide: how to use react-i18next

react-loadable

Install the package

yarn add react-loadable
Step-by-step guide: how to use react-loadable

Frequently asked questions

What is the difference between react-i18next and react-loadable?

react-i18next: Adds translation support to React apps, built on the i18next ecosystem. react-loadable: A React helper that loads components on demand using promises, to shrink your initial bundle. react-i18next suits react developers who need their app available in several languages, while react-loadable suits react developers whose main javascript bundle has grown large.

Are react-i18next and react-loadable free?

react-i18next: Free and open source. react-loadable: Free and open source.

Is react-i18next or react-loadable more popular?

react-loadable has more GitHub stars (16.5k) than react-i18next (10.1k). Popularity isn't the same as fit — check which one matches your use case above.

What are other alternatives to react-i18next and react-loadable?

Other options people compare them with include GetX, SWR, why-did-you-render, React Native Elements, React Native for Web.

Keep comparing

Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.