ean-country provides EanCountry class which can infer an ISO-3166 country code based on an EAN-13 code.

ISO 639-1 and ISO 639-2 lookups by name, alpha-2 code, or alpha-3 code

adiwg-mdcodes provides code lists for use with editors of ISO 19115-1, ISO 19115-2, ISO 19110, and mdJson compliant metadata. Some codelists include extensions added by the Alaska Data Integration working group (ADIwg).

ruby-iso4217 is a library for converting between code, currency name, and symbol.

If you have to work with lists of ISO 3166-1 alpha-2 country codes that sometimes include fake codes that should be expanded to a longer list, e.g. 'EU', or if you have to deal with lists of territory metadata like 'EU -FR' then territorial will help. It defines some commonly seen default expansi...

Ruby on Rails validator that verifies that a currency code belongs to the list defined in the ISO4217

Make your specs sane with a set of helpers to isolate code and improve speed.

A lightweight database of language names and ISO codes.

A very simple Gem to look up continents from a country ISO code. The IP geolocation data is provided by http://www.ip2location.com

Adds an Opal synonym for require_dependency (to require) to play nice with Rails autoload in isomorphic code

RTL helps you to check whether a language direction is right-to-left (RTL) or left-to-right (LTR) implicitly, by supplying its full name, iso code, or other options.

Returns the emoji flag for an ISO 639-1 language code or LCID.

A gem for reverse geocoding lat/lng pairs into a 3 letter ISO country code, fully in-memory with no external service access.

IpToCountry is a simple rails tool to determine the origin (ISO country code or country name) of an IP address. The gem uses data from GeoLite by MaxMind.

Official Ruby client for Runbox, a fast and secure API for running code in isolated containers.

Converts 2-char ISO country codes to 3-char.

Provide ISO 3166 codes and english name for countries and their political divisions

Validate ISO country and Code

A library that allows you to isolate your business code

Translate ISO 3166-1 codes to Country names given a locale