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Inday is a simple REST API that gives you public holiday and working day data for 100+ countries.
Whether you're building HR software, a scheduling tool, or a financial app — Inday has you covered.
🗓 What you can do:
• Get public holidays by country & year
• Calculate working days between two dates
• Check if a specific date is a holiday
• Access via REST API or MCP (for AI agents)
⚡ Developer-friendly — simple auth, JSON responses, free tier included.
IndayPublic holiday API for 100+ countries, built for developers
gökhan ibrikçileft a comment
Hey Product Hunt! 👋 I'm Gökhan, the maker of Inday. I built this because I kept running into the same problem: every project involving scheduling, HR, or finance needed holiday data — and there was no simple, affordable API for it. Inday solves that. One API call, accurate public holiday data for 100+ countries. I'd love your feedback: • Which countries or features matter most to you? • Is the...
IndayPublic holiday API for 100+ countries, built for developers