Categories › Software Development › Converters, validators, encoders & small utilities
Count days between dates, add or subtract dates, and look up public holidays by country.
Remote server: your requests and data go to mcp.onlinealarmkur.com. Claude Code: claude mcp add --transport http date-calculator https://mcp.onlinealarmkur.com/ · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
count_days — Use for any 'how many days between two dates' question: plain date difference, age or duration, or business days. By default, counts all calshift_date — Use for 'what date is N days, weeks, months or years before or after X', including business-day deadlines. Without exclusions, applies days,get_holidays — Use to list a country's public holidays with their weekdays. Includes observed dates. Omit region for the national calendar only; regional hlist_locations — Use to find a country code, the years that a holiday calendar covers, or the exact region codes of a country before you set region. It returNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.