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