OpenWorkdays: Working Days and Public Holidays for Every Country
openworkdays.com
LaunchIndex first observed OpenWorkdays: Working Days and Public Holidays for Every Country (openworkdays.com) live on 29 September 2026. View its launch screenshot, category, technologies, and verification evidence.
A launch record built from evidence.
OpenWorkdays: Working Days and Public Holidays for Every Country (openworkdays.com) was first observed live on 29 September 2026.
OpenWorkdays provides working days and public holidays data for 246 countries, with an API and calculator, designed for developers to automate date-related planning and integrations.
Its profile is classified as Developer tool within Technology / Developer tools. Verification detected Cloudflare.
What the launch signal contained.
- First observed live
- Previous state
- No prior non-live observation
- Last verified
- Canonical host
- openworkdays.com
- Category
- Technology / Developer tools
- Website type
- Developer tool
- Observed title
- OpenWorkdays: Working Days and Public Holidays for Every Country
- Observed description
- Working days and public holidays for 246 countries and territories, 2024 to 2030. Working days calculator, long weekends, bridge days, and a free JSON, ICS and CSV API. No ads.
- Detected technologies
- Cloudflare
- Screenshot captured
- Evidence source
- Browser observation · Local
- Evidence confidence
- 93%
- HTTP status
- 200
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