cldr

An enumeration for countries from CLDR

Language definitions used by Weblate

Solving i18n for client-side and resource-constrained environments.

🌍 Optimize LiDAR and visual data with Global-LVBA for consistent point-cloud maps and pixel-level pose accuracy after odometry.

The home of the Unicode Common Locale Data Repository

Match a viewer's language choice to subtitle and audio tracks tagged in ISO 639 or BCP 47

Analyze Russian text quality using automated checks for i18n, plural rules, and CLDR standards to ensure linguistic accuracy.

Resolve messy city, region and country names to ISO codes, offline. Typo-tolerant search and exact lookups over ISO 3166, GeoNames and Unicode CLDR data.

Zero-dependency i18n core: BCP-47 negotiation, CLDR plural/ordinal rules, a MessageFormat 2-lite runtime, locale-aware number/date/currency formatting, and message catalogs (Rust/TS/Python/Go/PHP).

The Language Navigator is both a dataset and a tool designed to help people explore and understand the relationships between different languages. It provides a user-friendly interface for visualizing language families, dialects, and other linguistic features and how they are situated across the globe.

Golden-file drift detection for Intl/ICU/CLDR output - catch silent date, number, and currency formatting changes across Node upgrades and browsers, before your users do

Locale-correct digit grouping for integers, from pinned CLDR data, with strict parse-back.

I18N Library for .NET, and Delphi

Unicode MessageFormat 2 for PHP: the syntax, data model, pattern selection and default function registry, validated against the Unicode working group's own conformance suite.

Aksara means a letter, multi-platform live localization runtime for iOS (Swift) & Android (Kotlin): shared JSON, OTA updates, live UI.

Translate your Go program into multiple languages.

FFI wrappers for ICU. MRI extension with the dynamic C library.

Language data and utilities

🌎 a set of locales generated from the CLDR Project which can be used independently or within an i18n package; these were built for use with, but not exclusive to https://github.com/go-playground/universal-translator

A comprehensive, strongly-typed Rust library for managing Unicode locales, built directly on the CLDR (Common Locale Data Repository) dataset.