Open Source at i18n Agent
We build our localization stack in the open. One toolkit for Claude Code, a family of locale-fallback libraries for every major platform, and CLI tools you can drop into any CI pipeline. All MIT-licensed.
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i18nstack
The complete i18n toolkit for Claude Code: 32-format file conversion, pseudo-localization, CI-ready validation, and 46 native-quality translation skills in one install.
Explore i18nstackLocaleChain on Every Package Registry
LocaleChain gives your app graceful locale fallback chains (zh-HK to zh-Hant to en, not straight to English). Published natively for each ecosystem:
IDE Plugins, Game Engines, and More
Xcode sync, Android Studio plugin, Godot and Unreal Engine locale chains, an OTA i18n plugin for iOS, and the i18n Agent CLI and MCP client all live in the same GitHub organization.