11. April | Cville Sidewalks Mapathon | Charlottesville, Virginia, United States |
12. April | OpenStreetMap x Wikidata 月聚會 #27 | Huashan, Taipei, Taiwan |
13. April | Hamburger Mappertreffen | Hamburg, Germany |
14. April | Using maps to help prevent and respond to Gender Based Violence |
14. April | 3. Mapathon Rapperswil mit Missing Maps Zürich (virtuell) | Zurich, Zurich, Switzerland |
14. April | OpenStreetMap Michigan Meetup | Michigan, United States |
14. April | OpenStreetMap U.S. Virtual Mappy Hour | Kansas, United States |
15. April | University of Liverpool Mapathon 2021! | Liverpool, England, United Kingdom |
15. April | Virtual Civic Hack & Map Night | San Jose, California, United States |
16. April | PoliMappers: Humanitarian Mapping with Map For Future |
20. April | 138. Treffen des OSM-Stammtisches Bonn |
20. April | OSM East Midlands/Nottingham meetup (online) | Nottingham, England, United Kingdom |
20. April | OSM-Verkehrswende #22 (Online) | Berlin, Berlin, Germany |
20. April | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
21. April | MapABQ April virtual meetup | Albuquerque, New Mexico, United States |
22. April | Loyola University Chicago Friends of MSF Earth Day Mapathon | Chicago, Illinois, United States |
23. April | Swiss OpenStreetMap Association Annual General Meeting | Weggis, Luzern, Switzerland |
26. April | Bremer Mappertreffen (Online) | Bremen, Free Hanseatic City of Bremen, Germany |
28. April | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
30. April | [Online] OpenStreetMap Foundation board of Directors - public meeting |
30. April | Map The U Spring 2021 | Salt Lake City, Utah, United States |
4. Mai | Missing Maps London Mapathon | Westminster, England, United Kingdom |
4. Mai | Virtuelles Niederbayern-Treffen | Oberframmering, Landau an der Isar, Bavaria, Germany |
5. Mai | Stuttgarter Stammtisch (Online) | Stuttgart, Baden-Württemberg, Germany |
5. Mai | Stuttgart: Virtueller Stammtisch am 5. Mai 2021 |
11. Mai | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
11. Mai | Hamburger Mappertreffen | Hamburg, Germany |
12. Mai | Stammtisch Köln | Cologne, North Rhine-Westphalia, Germany |
13. Mai | 155. Berlin-Brandenburg OpenStreetMap Stammtisch (Online) | Berlin, Berlin, Germany |
18. Mai | 139. Treffen des OSM-Stammtisches Bonn |
18. Mai | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
20.–22. Mai | Mapping USA |
25. Mai | Virtual OpenStreetMap Belgium meeting | City of Brussels, Belgium |
26. Mai | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
4. Juni | 156. Berlin-Brandenburg OpenStreetMap Stammtisch (Online) | Berlin, Berlin, Germany |
6. Juni | OSM-Sonntag (FOSSGIS-Konferenz 2021) | Rapperswil, Rapperswil-Jona, Sankt Gallen, Switzerland |
6.–9. Juni | FOSSGIS-Konferenz 2021 (Online) | Rapperswil, Rapperswil-Jona, Sankt Gallen, Switzerland |
10. Juni | Missing Maps Artsen Zonder Grenzen Mapathon |
15. Juni | 140. Treffen des OSM-Stammtisches Bonn |
15. Juni | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
18. Juni | Missing Maps German Red Cross Digitaltag Mapathon |
25. Juni | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
9.–11. Juli | State of the Map 2021 |
20. Juli | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
11. August | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
11. Oktober | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
11. November | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
19.–21. November | State of the Map Africa 2021 | Nairobi, Nairobi, Kenya |