OpenStreetMap 20th Anniversary Birthday party

An early "Cake diagram" for the Mapchester mapping event

In 2024 the project birthday, the OpenStreetMap 20th Anniversary Birthday party will be celebrated on or around 9th August 2024 in cities all around the world!

Birthday events

Order by date and then by longitude in time order (from East to West). Use {{flagicon|country}}.

The OpenStreetMap Anniversaries

• 1st (2005)
• 2nd (2006)
• 3rd (2007)
• 4th (2008)
• 5th (2009)
• 6th (2010)
• 7th (2011)
• 8th (2012)
• 9th (2013)
• 10th (2014)
• 11th (2015)
• 12th (2016)
• 13th (2017)
• 14th (2018)
• 15th (2019)
• 16th (2020)
• 17th (2021)
• 18th (2022)
• 19th (2023)
• 20th (2024)

This year we're celebrating the OpenStreetMap 20th Anniversary Birthday party!