checklist.day

Country List

JSON →
library 2.0.6 ·php
✓ verified Jun 19, 2026
utility

Provides a comprehensive list of all countries with names and ISO 3166-1 codes in all languages and data formats.

Resources

githubgithub.com/umpirsky/country-list ↗
homepagegithub.com/umpirsky/country-list ↗

API endpoints

full doc /v1/registry/umpirsky-country-list
install /v1/registry/umpirsky-country-list/install