How to Translate (i18n) a TanStack Start application using Intlayer

🔍 Master Internationalization in TanStack Start with Intlayer

In this video, you’ll learn how to set up multilingual content, dynamic routing, SEO metadata, locale switching, and automatic translation using Intlayer inside a TanStack Start application.

You’ll learn how to:

✅ Initialize & Configure: Set up Intlayer in a TanStack Start project with Vite.
✅ Declare Content: Create type-safe content dictionaries using TypeScript.
✅ Implement Routing: Handle dynamic locale routes (e.g., `/fr`, `/es`) using TanStack Router.
✅ Optimize SEO: Translate meta titles and descriptions for better indexing.
✅ Manage Navigation: Build localized links and a language switcher component.
✅ Auto-Redirect: Use middleware to detect and redirect users to their preferred language.
✅ Automate Translation: Use the Intlayer CLI and AI to auto-fill missing translations.
✅ Optimize Performance: Understand the difference between static and dynamic content imports.

Whether you’re building a multi-language website or just want fine-grained control over your content structure, Intlayer offers a developer-first, open-source approach to content management and internationalization.

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📚 Learn More:
Docs – https://intlayer.org/doc/environment/...

🌐 Official Website:
https://intlayer.org

👨‍💻 GitHub Repository:
Check out the code → https://github.com/aypineau/intlayer

⭐ Like the project? Support it with a star!

💡 Got feedback or ideas?
We’re listening! Open an issue on GitHub → Issues Tab

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💬 Let us know what you think in the comments
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#TanStack #TanStackStart #i18n #Intlayer #OpenSource #CMS #TypeScript #JavaScript #React #Vite #WebDev

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Chapters:
0:00 Intro: Why Intlayer for i18n?
0:23 Project Setup & Installation
1:07 Configuration & Vite Plugin
1:35 Declaring Content & TypeScript Setup
3:12 Implementing Translations in Components
4:00 Setting up Locale Routing
5:04 Translating Meta Data (SEO)
6:00 getIntlayer vs useIntlayer & Type Handling
7:40 Creating Localized Links
8:50 Building a Language Switcher
9:39 Middleware & Auto-Redirection
10:28 Updating HTML Attributes (Lang & Dir)
11:57 AI-Powered Translation (intlayer fill)
13:40 Intlayer vs. Traditional i18n Libraries
15:16 Optimization: Static vs. Dynamic Imports
17:00 Conclusion & Next Steps