LocalePack – AI-powered localization for browser extension messages.json files

Summary: LocalePack automates localization of Chrome and Chromium-based browser extension messages.json files by generating valid, placeholder-safe translations in up to 52 languages. It outputs ready-to-ship _locales ZIP files formatted for extension i18n, preserving JSON validity and UI context.

What it does

Users upload their source messages.json, select target languages, pay once, and download a fully localized _locales ZIP. The tool maintains placeholders and uses context to prevent broken UI strings.

Who it's for

Developers localizing Chrome or other Chromium-based browser extensions who need accurate, multi-language message translations.

Why it matters

It eliminates manual or error-prone translation processes, ensuring placeholder safety and valid JSON for seamless extension internationalization.