Every holiday, awareness day, cultural moment, and commerce date your brand needs to know about, across 16 countries.
Plan your content strategy around the dates that matter. Filter by country, category, and event type, and get posting tips for each event. Powered by the Postproxy Calendar API.
Not every date is a marketing opportunity. Each one is tagged so you know when to post, when to tread carefully, and when to stay quiet.
Dates that are great opportunities to post. Plan content, run campaigns, and engage your audience around these moments.
Dates that require careful, respectful messaging. Avoid commercial tie-ins and keep your tone appropriate.
Dates when brands should stay silent or share only respectful acknowledgment. Pause scheduled content.
From official holidays to seasonal transitions, every entry is classified so you can filter the calendar down to what fits your brand.
Official government holidays across 16 countries, from New Year's Day to independence days and national celebrations.
Quirky, informal holidays perfect for lighthearted content, like National Coffee Day and Talk Like a Pirate Day.
Advocacy and awareness campaigns, like World Mental Health Day, International Women's Day, and Earth Day.
Award shows, cultural celebrations, and viral moments, like the Oscars, Halloween, and Carnival.
Major sports moments, like the Super Bowl, FIFA World Cup, Olympics, and March Madness.
Shopping and sales dates, like Black Friday, Cyber Monday, Prime Day, and Singles' Day.
Religious observances across faiths, like Ramadan, Diwali, Easter, and Hanukkah.
Equinoxes, solstices, and seasonal transitions, perfect for seasonal content themes.
Public holidays and local events for the world's largest economies. Global events like awareness days and fun holidays are included for all countries.
How the calendar works, what the categories mean, and how to pull the same data through the API.
Yes, the calendar is completely free to browse. The data is also available via our Calendar API, no authentication required.
No Post dates are times when brands should pause scheduled content and stay silent, or share only a brief, respectful acknowledgment. These are typically memorial days or days of national mourning.
Filter by your target country and browse upcoming months. Use "Post Trigger" events as content hooks: plan campaigns, design creatives, and schedule posts around these dates. Pay attention to "Sensitive" dates to avoid tone-deaf messaging.
Yes. The Calendar API is a free, public endpoint. Fetch events with filters for country, category, type, date range, and text search. No API key needed.
We cover public holidays for 16 countries: US, CN, DE, JP, GB, FR, IT, CA, BR, KR, AU, MX, ES, ID, NL, TR, and CH. Global events (awareness days, fun holidays, and the like) apply to all countries.
The 2026 calendar is curated annually, with public holidays sourced from Nager.Date and social media events from industry sources like Buffer's Social Media Calendar.
The calendar tells you when to post. Postproxy's one API ships that post to every platform, on schedule, from your own stack.
