Translation Management for React and Next.js
Unleash the power of AI i18n for popular libraries like i18next and next-intl. Seamlessly integrate with both React and Next.js.
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Join 20,000+ teams reaching new markets worldwide.

Automatic AI Machine Translation
With automatic machine translation using OpenAI and DeepL, your project becomes multilingual immediately.
When your team is ready, you can invite professional translators to your project to edit and verify the AI translations.


key: "checkout.payNow",
value: "Your payment is secure. Complete your order when you're ready.",
description: "Context: Primary CTA banner on the checkout payment step."
})
I updated the banner copy in the app and saved the new string in i18nexus with context from the checkout payment step. i18nexus automatically translated it so your team can review everything in the dashboard.
Let the MCP handle app text while you build
The i18nexus MCP gives AI coding agents a direct line to your i18nexus project, so copy changes become source strings as the feature is being built.
Every new string includes context about where it appears and how it should read, giving i18nexus the details it needs for better AI translation.
Explore the MCPA shared place to review app text
Developers can keep shipping while product managers, translators, and other team members review, edit, and verify translations from a user-friendly dashboard.
i18nexus keeps source strings, context, AI translations, and human review in one workflow, so your team is not passing JSON files around or waiting on engineers for every copy change.
Instruct Your AI Translator
AI Instructions let you add context or give specific guidance to improve your AI machine translations — whether it’s for one string or your whole project.
Add that context yourself in the dashboard, or let the i18nexus MCP do it for you.
AI Instruction powered by OpenAI.
Intuitive Integration and Workflow
Discover how our AI i18n translation platform can help you streamline your localization process and take your global content strategy to the next level.
Global Content Delivery Network (CDN)
Deliver your translations with lightning-fast speed and reliability using our global CDN.
Over 100 Languages
Translate content into as many languages as your project requires to reach the largest audience possible.
Translation History and Versioning
Keep track of all your translation activities with our comprehensive history and versioning features.
User-Friendly Interface
Enjoy a streamlined and intuitive user interface that makes translation management easy and efficient for all team members.
API and MCP
Integrate with i18next, react-intl, and next-intl through a simple API, or let AI coding agents manage strings with the i18nexus MCP.
Convenient CLI
Use our command-line interface to download or sync your translations with ease.
Software teams everywhere are going global
Join the growing community of teams who are increasing their reach to users worldwide using our i18n translation tool.
Level up your localization
It only takes a few minutes to streamline your translations forever.
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