| 8 november | Mapathon |
| 8 november | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 9 november | CartONG : Mapathons en ligne 2026-2027 |
| 9 november | OpenStreetMap x Wikidata Taipei #94 | Chengnei, Taipei, Taiwan |
| 10 november | OSM Utah Monthly Map Night | Salt Lake City, Utah, United States |
| 10 november | OSM Stammtisch Magdeburg | Magdeburg, Saxony-Anhalt, Germany |
| 10 november | London pub meet-up | City of Westminster, England, United Kingdom |
| 10 november | Hamburger Mappertreffen | Hamburg, Germany |
| 10 november | South Bay Map Night | San Jose, California, United States |
| 10 november | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 11 november | iD Community Chat |
| 11 november | 192. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 11 november | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 11 november | OSM US Mappy Hour: Mapping Route 66 Past & Present |
| 12 november | Olomoucký listopadový mapathon | Olomouc, Czechia |
| 12 november | 221. OSM-Stammtisch Berlin-Brandenburg | Berlin, Germany |
| 12 november | [Tours] Rencontre locale de novembre 2026 | Tours, Centre-Val de Loire, France |
| 12 november | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 14–15 november | State of the Map Kerala (SoTM Kerala) | Ettumanoor, Kerala, India |
| 14 november | OpenStreetMap Ireland AGM - 2026 | Dublin, Ireland |
| 15 november | OSM Delhi Mapping Party No.34 (South Zone) | New Delhi, Delhi, India |
| 16 november | CartONG : Mapathons en ligne 2026-2027 |
| 17 november | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 17 november | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 november | 206. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 november | FOSSGIS AG OSM und Outdoor | Berlin, Germany |
| 17 november | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 17 november | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 november | Mott MacDonald GIS Day Mapathon [18/10/2026] | Sunderland, England, United Kingdom |
| 18 november | Pegasus Group Mapathon Charity Day | Manchester, England, United Kingdom |
| 18 november | Cal Poly Humboldt GIS Day Mapathon | Arcata, California, United States |
| 18 november | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19 november | Pražský GeoWeek mapathon s Lékaři bez hranic | Prague, Czechia |
| 19 november | GeoWeek Luxembourg Mapathon [FR/EN] - Hybrid |
| 19 november | Meetup in Gent | Ghent, East Flanders, Belgium |
| 20 november | OSMF Engineering Working Group meeting |
| 20 november | Friends of MSF Leicester Mapathon | Leicester, England, United Kingdom |
| 21 november | Atelier OpenStreetMap Metz | Metz, Grand Est, France |
| 21 november | OSM Suomi 2026 | Espoo, Uusimaa, Finland |
| 22 november | 1. OSM Stammtisch Fulda | Fulda, Hesse, Germany |
| 23 november | CartONG : Mapathons en ligne 2026-2027 |
| 23 november | Mapwyr Cymru: Mapathon Gogledd Cymru #2 🏴 | Llanfairfechan, Wales, United Kingdom |
| 23 november | Listopadový brněnský Missing Maps Mapathon na Ústavu botaniky a zoologie | Brno, South Moravian Region, Czechia |
| 23 november | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 24 november | Pravidelný Missing Maps CZ-SK online Mapathon |
| 24 november | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24 november | South Bay Map Night | San Jose, California, United States |
| 24 november | OSM-Verkehrswende #80 | Berlin, Germany |
| 25 november | Rhein-Neckar OSM Treffen | Mannheim, Baden-Württemberg, Germany |
| 25 november | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 25 november | Würzburger OSM-Treffen | Würzburg, Bavaria, Germany |
| 25 november | OSM-Treffen Freiburg/Brsg. | Freiburg im Breisgau, Baden-Württemberg, Germany |
| 30 november | CartONG : Mapathons en ligne 2026-2027 |
| 1 december | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 december | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 2 december | Maptime Amsterdam: Map & Meet | Amsterdam, North Holland, Netherlands |
| 2 december | Stammtisch | Hanover, Lower Saxony, Germany |
| 2 december | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 3 december | Angers : Rencontre mensuelle OpenStreetMap | Angers, Pays de la Loire, France |
| 3 december | Rencontre mensuelle des contributeurs Paris sud | Montrouge, Ile-de-France, France |
| 5 december | OpenStreetMap Térképész-workshop | Budapest, Hungary |
| 5 december | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 december | OpenStreetMap x Wikidata Taipei #95 | Chengnei, Taipei, Taiwan |
| 8 december | South Bay Map Night | San Jose, California, United States |
| 8 december | Hamburger Mappertreffen | Hamburg, Germany |
| 8 december | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 9 december | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 10 december | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 10 december | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 11 december | 193. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 13 december | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 13 december | OSM Delhi Mapping Party No.35 (Outside Delhi) | New Delhi, India |
| 13 december | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 14 december | CartONG : Mapathons en ligne 2026-2027 |
| 15 december | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 15 december | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15 december | East Midlands pub meet-up | Derby, England, United Kingdom |
| 15 december | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 december | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 15 december | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 december | Potsdamer Mappertreffen | Potsdam, Brandenburg, Germany |
| 18 december | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 21 december | CartONG : Mapathons en ligne 2026-2027 |
| 22 december | South Bay Map Night | San Jose, California, United States |
| 5 január | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 5 január | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 11 január | CartONG : Mapathons en ligne 2026-2027 |
| 11 január | OpenStreetMap x Wikidata Taipei #96 | Chengnei, Taipei, Taiwan |
| 12 január | Hamburger Mappertreffen | Hamburg, Germany |
| 13 január | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 18 január | CartONG : Mapathons en ligne 2026-2027 |
| 19 január | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 25 január | CartONG : Mapathons en ligne 2026-2027 |
| 25 január | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 26 január | OSM-Verkehrswende #81 | Berlin, Germany |
| 29–30 január | Mapping USA 2027 |
| 1 február | CartONG : Mapathons en ligne 2026-2027 |
| 2 február | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8 február | CartONG : Mapathons en ligne 2026-2027 |
| 9 február | Hamburger Mappertreffen | Hamburg, Germany |
| 13–14 február | Karlsruhe Hack Weekend February 2027 | Karlsruhe, Baden-Württemberg, Germany |
| 15 február | CartONG : Mapathons en ligne 2026-2027 |
| 15 február | OpenStreetMap x Wikidata Taipei #97 | Chengnei, Taipei, Taiwan |
| 16 február | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22 február | CartONG : Mapathons en ligne 2026-2027 |
| 1 március | CartONG : Mapathons en ligne 2026-2027 |
| 2 március | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2 március | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 6–7 március | FOSSGIS 2027: Mapping-Party | Heidelberg, Baden-Württemberg, Germany |
| 8 március | CartONG : Mapathons en ligne 2026-2027 |
| 8 március | OpenStreetMap x Wikidata Taipei #98 | Chengnei, Taipei, Taiwan |
| 9–12 március | FOSSGIS 2027 | Heidelberg, Baden-Württemberg, Germany |
| 13 március | FOSSGIS 2027: OSM-Samstag | Heidelberg, Baden-Württemberg, Germany |
| 15 március | CartONG : Mapathons en ligne 2026-2027 |
| 16 március | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22 március | CartONG : Mapathons en ligne 2026-2027 |
| 29 március | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6 április | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12 április | CartONG : Mapathons en ligne 2026-2027 |
| 12 április | OpenStreetMap x Wikidata Taipei #99 | Chengnei, Taipei, Taiwan |
| 16–17 április | Q2 DataRide 2027 | Mannheim, Baden-Württemberg, Germany |
| 19 április | CartONG : Mapathons en ligne 2026-2027 |
| 20 április | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26 április | CartONG : Mapathons en ligne 2026-2027 |
| 3 május | CartONG : Mapathons en ligne 2026-2027 |
| 4 május | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 4 május | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 10 május | CartONG : Mapathons en ligne 2026-2027 |
| 10 május | OpenStreetMap x Wikidata Taipei #100 | Chengnei, Taipei, Taiwan |
| 18 május | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 24 május | CartONG : Mapathons en ligne 2026-2027 |
| 31 május | CartONG : Mapathons en ligne 2026-2027 |
| 31 május | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 1 június | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 14 június | CartONG : Mapathons en ligne 2026-2027 |
| 14 június | OpenStreetMap x Wikidata Taipei #101 | Chengnei, Taipei, Taiwan |
| 15 június | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 21 június | CartONG : Mapathons en ligne 2026-2027 |
| 28 június | CartONG : Mapathons en ligne 2026-2027 |
| 6 július | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 6 július | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12 július | OpenStreetMap x Wikidata Taipei #102 | Chengnei, Taipei, Taiwan |
| 20 július | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26 július | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 3 augusztus | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 9 augusztus | OpenStreetMap x Wikidata Taipei #103 | Chengnei, Taipei, Taiwan |
| 17 augusztus | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 6 szeptember | OpenStreetMap x Wikidata Taipei #104 | Chengnei, Taipei, Taiwan |
| 7 szeptember | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 7 szeptember | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21 szeptember | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 27 szeptember | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 4 október | OpenStreetMap x Wikidata Taipei #105 | Chengnei, Taipei, Taiwan |
| 5 október | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 19 október | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 2 november | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2 november | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8 november | OpenStreetMap x Wikidata Taipei #106 | Chengnei, Taipei, Taiwan |
| 16 november | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 29 november | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6 december | OpenStreetMap x Wikidata Taipei #107 | Chengnei, Taipei, Taiwan |
| 7 december | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21 december | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |