International Open Data Day 2024. With these dates anchoring open data week, we rally nyc’s civic tech and open data communities.  — open data day (odd) is an annual celebration of open data all over the world.

International open data day is celebrated on march 5th every year. If you believe all kinds of data should be accessible to everyone, then international open data day, which takes place on a date set yearly by the open data organization, is just for you!