Make room for what’s next.

Explore 23 categories, from public holidays and sport to astronomy, film and games. Save a countdown, add it to a calendar, or look through the years ahead.

Create a personal countdown for a birthday, trip or something only you understand. Sign in to keep your collection with your account. A share link carries the title, date and note so others can open the same countdown.

The catalog combines public datasets, specialist calendars and curated records. Event pages name their sources and show verification dates when available. Matching records are reconciled so the same occasion is easier to find.

An unconfirmed day is marked “expected,” with the month, quarter or year its source gives. Refresh schedules follow each source, and the last known information is retained when a source is unavailable.