CalKit

Public holidays for 150+ countries, business-day maths and timezone lookup. Free tier, RapidAPI key.

View on rapidapi.com

Hosted MCP Server

npx add-mcp 'https://calkit-public-holidays-business-days-timezones.p.rapidapi.com/mcp'

Installs into Claude Code, Codex, Cursor and more

Documentation

CalKit - Public Holidays, Business Days & Timezones