| 19 ژوئن | Missing Maps Orlando Spartans Mapathon |
| 21 ژوئن | Missing Maps CartONG World Refugee Day Mapathon |
| 22 ژوئن | East Midlands OSM Pub Meet-up : Derby | Derby, England, United Kingdom |
| 23 ژوئن | OSM-Treffen Zürich |
| 23 ژوئن | Missing Maps American Red Cross Validation Mappy Hour |
| 24 ژوئن | Virtual Civic Action & Map Night | San Jose, California, United States |
| 25 ژوئن | [Online] OpenStreetMap Foundation board of Directors - public meeting |
| 25 ژوئن | Pestújhely mapping party and eating some ice cream | Budapest |
| 25 ژوئن | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 26 ژوئن | OpenStreetMap Ireland AGM | Dublin, Ireland |
| 28 ژوئن | Bremer Mappertreffen (Online) | Bremen, Free Hanseatic City of Bremen, Germany |
| 29 ژوئن | Missing Maps CZ Mapathon |
| 30 ژوئن | Rencontre OpenStreetMap Clermont | Clermont-Ferrand, Auvergne-Rhône-Alpes, France |
| 2 جولای | OSM Africa Monthly Mapathon: Map Nigeria |
| 2 جولای | OSM Africa Monthly Mapathon: Map Nigeria |
| 5 جولای | OpenStreetMap x Wikidata Taipei #30 | Huashan, Taipei, Taiwan |
| 6 جولای | Missing Maps London Mapathon |
| 6 جولای | Virtuelles Niederbayern-Treffen | Oberframmering, Landau an der Isar, Bavaria, Germany |
| 6 جولای | Stuttgarter Stammtisch (Online) | Stuttgart, Baden-Württemberg, Germany |
| 8 جولای | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 9–11 جولای | State of the Map 2021 |
| 13 جولای | Hamburger Mappertreffen | Hamburg, Germany |
| 15 جولای | MapABQ July virtual meetup | Albuquerque, New Mexico, United States |
| 20 جولای | East Midlands OSM Pub Meet-up : Derby | Derby, England, United Kingdom |
| 20 جولای | 141. Treffen des OSM-Stammtisches Bonn |
| 20 جولای | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 20 جولای | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 27 جولای | Virtual OpenStreetMap Belgium meeting | City of Brussels, Belgium |
| 31 جولای–1 اوت | COSCUP 2021 OpenStreetMap x Wikidata 開放內容議程軌 (CfP) | Gongguan, Taipei, Taiwan |
| 11 اوت | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
| 17 اوت | 142. Treffen des OSM-Stammtisches Bonn |
| 17 اوت | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 اوت | Stammtisch Köln | Cologne, North Rhine-Westphalia, Germany |
| 24 اوت | East Midlands OSM Pub Meet-up : Derby | Derby, England, United Kingdom |
| 13 سپتامبر | Réunion des contributeurs OpenStreetMap, Arlon | Arlon, Luxembourg, Belgium |
| 21 سپتامبر | 143. Treffen des OSM-Stammtisches Bonn |
| 21 سپتامبر | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 11 اکتبر | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
| 19 اکتبر | 144. Treffen des OSM-Stammtisches Bonn |
| 19 اکتبر | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 11 نوامبر | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
| 16 نوامبر | 145. Treffen des OSM-Stammtisches Bonn |
| 16 نوامبر | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 19–21 نوامبر | State of the Map Africa 2021 | Nairobi, Nairobi, Kenya |
| 21 دسامبر | 146. Treffen des OSM-Stammtisches Bonn |
| 21 دسامبر | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
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