The World's
Localization Encyclopedia

Free, open-source reference for every country's currencies, languages, and date and number formats. Explore it visually or pull it straight into your code.

Browse Countries View on GitHub

Countries

Browse localization data for 250+ countries including codes, currencies, and formatting.

Languages

Explore processed data for world languages, including native names and countries.

Currency Formats

Symbol position, separators, and patterns for every currency in the world.

Airports

Database of 9,000+ airports with IATA/ICAO codes, coordinates, and regions.

Locale Codes

ISO 3166, BCP47, RFC4647, and all international standards reference.

@localedb/core · @localedb/cli

npm Packages & CLI

Use LocaleDB in your own code: a typed, offline library and a command line tool that writes the data you pick into your project.

npm install @localedb/core

Documentation npm

example.ts

import { getCountry } from "@localedb/core";

const tr = getCountry("TR");
tr?.currency.symbol;               // "₺"
tr?.numberFormat.decimalSeparator; // ","
tr?.dateTime.dateFormats.short;    // "d.MM.y"

// or from the command line
// npx @localedb/cli get country TR