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Internationalization and Localization in Craft CMS

Learn how to internationalize and localize your Craft CMS sites with formatting of dates, numbers, currencies, and percentages using locale-aware Twig filters, translating UI strings with placeholders and pluralization rules, and setting up custom translation categories. You'll also learn common pitfalls to avoid, like string concatenation and HTML in translations, so your site is structured for any language from day one.

Internationalization and Localization in Craft CMS is made up of the following videos:

Craft Version
Craft 5
Instructor
Moritz L'Hoest
Date Published
March 11, 2026
Moritz L'Hoest