LocaleData is a simple translation management platform that helps you work on your YAML translation files through a web interface - even with your non-technical teammates. Upload your existing translations, invite your translators, export the results.
LocaleData is a web platform that lets Rails teams import, edit, and export YAML translation files with collaboration and auto-translation.
- for
- Ruby on Rails developers and their translators or non-technical teammates
- pricing
- paid · free trial
works withRuby on RailsGoogle Translation API
Key features
6 features of LocaleData
- Import/Export YAML — Upload existing Rails locale files and download edited translations in YAML format.
- Team Collaboration — Invite admins, developers, translators with role-based permissions to edit translations.
- Google Auto-Translate — Automatically translate keys into 130+ languages via built-in Google Translation API.
- Bulk Editing — Change paths of multiple translation keys at once with a bulk edit tool.
- Syntax-Safe Editor — Edit translations without YAML syntax errors, supporting plurals, arrays, booleans, etc.
- CLI Integration — Use the LocaleData gem and CLI to sync translations directly into Rails projects.
Use cases
- A Rails developer imports project locales, invites a translator, and exports updated YAML files.
- A product team bulk-renames translation keys across all languages in one operation.
- A startup quickly generates initial translations using Google auto-translate and then refines them manually.
LocaleData vs alternatives
| Best for | Collaborative Rails translation management | General app localization |
|---|---|---|
| Pricing | Paid | One time fee |
| DevHunt upvotes | 4 | 9 |
| Launched | Jan 2023 | Mar 2024 |
- LocaleData vs Loco: Loco is a general translation platform; LocaleData focuses on Rails YAML files and includes a CLI gem.
LocaleData FAQ
What is a translation key?+
A translation key is a phrase that can be translated into multiple languages using LocaleData.
How many projects, members and languages does my plan include?+
All plans include unlimited projects, members and languages; only the number of translation keys is limited.
Can I use LocaleData for free?+
Yes, you can work on projects owned by other users for free, but creating your own projects requires a paid plan.
Can I upgrade or downgrade later?+
Yes, you can change plans at any time; the change takes effect immediately with prorated billing.
What happens to my data if I cancel?+
Your data is retained after cancellation, so you can resume work by resubscribing later.
Summarized by DevHunt from localedata.com · Oct 4, 2026. Details may change; check the official site.