I18N Manager
Break free from static properties files. This module allows you to store and manage all application translations directly in the database. Update copy, fix typos, or add new languages in production environments instantly through a user-friendly interface, without ever needing to redeploy or restart your application.
View PricingFeatures designed to make your application truly global without deployment headaches.
Database-Driven Storage
Move away from static .properties files. Store languages and translation keys directly in your relational database for centralized management.
Zero-Downtime Updates
Modify text, fix typos, or update labels in production immediately. Changes are reflected in real-time without needing to rebuild or redeploy the application.
Visual Management UI
Includes a comprehensive grid interface for searching, editing, and organizing translation keys, suitable for non-technical translators or content managers.
Dynamic Language Support
Add or remove supported languages (Locales) at runtime. Your application can grow into new markets instantly without code changes.
Context-Aware Integration
Seamlessly integrates with Vaadin's internationalization mechanisms, replacing the standard resource bundle approach transparently.
Speak every user's language instantly. Manage global content from a single hub without redeploying.
Technical profile
Technical compatibility
Last verified: August 30, 2026
View PricingCurrent requirements and integration details, verified against the product documentation.
| Requirement | Supported value | Integration notes | Documentation |
|---|---|---|---|
| Java | 21 | Runtime baseline for the current AppJars release. | Technical requirements |
| Vaadin | 25.2 | UI framework baseline for the current AppJars release. | Technical requirements |
| Spring Boot | 4.1 | Application framework baseline for the current AppJars release. | Technical requirements |
| Storage model | Languages, translation keys and values in JPA | Languages, reusable keys and locale-specific translations are managed as related entities in the application database. | Data model |
| Fallback chain | Regional locale, base language, default language and resource bundles | A missing regional value falls back progressively before returning an empty string. | Translation fallback |
| Locale resolution | Vaadin session locale with optional Accept-Language refresh | Applications can preserve a manual selection or re-resolve the best supported locale when each UI initializes. | Locale resolution |
| Vaadin integration | Primary Vaadin I18NProvider with MessageFormat support | Vaadin translation calls resolve through the database automatically, and the supported locale list follows stored languages. | Vaadin I18n provider |
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Pricing
Per application, billed annually. Every plan includes the commercial license and a perpetual right to the last release covered by your subscription.
Core
I18N Manager backs Vaadin's i18n provider with a runtime, database-driven translation store, so translators can update text with no redeploy. Core includes the Commercial License for one Permitted Application and every update released during your one-year subscription, with perpetual rights to the last covered release. Best when your team integrates from the documentation.
- Unlimited Users & Developers
- Unlimited Environments & Deployments
- Offline license checking
Startup
I18N Manager backs Vaadin's i18n provider with a runtime, database-driven translation store, so translators can update text with no redeploy. Startup adds the Customer Portal and its AI documentation assistant, plus ten Support Hours per year for help with translation workflows and custom locales.
Everything from Core, plus:
- Access to support portal
- AI Documentation Assistant
- 10 support hours included
Enterprise
I18N Manager backs Vaadin's i18n provider with a runtime translation store, so translators can update text with no redeploy. Enterprise includes everything in Startup, eighty Support Hours per year, and issue escalation directly to engineering. Right for applications serving regulated multilingual markets.
Everything from Startup, plus:
- 80 support hours instead of 10
- Issue escalation for bug reports