SMRTR ProgrammingDec 21, 2025LogRocket

The complete guide to internationalization in Next.js

SMRTR summary

This comprehensive guide demonstrates building internationalized Next.js applications using Lingui.js and next-intl. It covers setting up multilingual routing, configuring translation catalogs, implementing dynamic language switching, and establishing development workflows. The tutorial includes practical examples for both static rendering and runtime language changes, plus pseudolocalization for testing completeness.

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