| 11 নভেম্বর | Mapping Route 66 Past & Present |
| 12 নভেম্বর | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 12 নভেম্বর | Olomoucký listopadový mapathon | Olomouc, Czechia |
| 12 নভেম্বর | 221. OSM-Stammtisch Berlin-Brandenburg | Berlin, Germany |
| 12 নভেম্বর | [Tours] Rencontre locale de novembre 2026 | Tours, Centre-Val de Loire, France |
| 12 নভেম্বর | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 14–15 নভেম্বর | State of the Map Kerala (SoTM Kerala) | Ettumanoor, Kerala, India |
| 14 নভেম্বর | OpenStreetMap Ireland AGM - 2026 | Dublin, Ireland |
| 15 নভেম্বর | OpenStreetMap İstanbul Mapathon | Kadıköy, Turkey |
| 15 নভেম্বর | OSM Delhi Mapping Party No.34 (South Zone) | Delhi, Delhi, India |
| 16 নভেম্বর | Rencontre Mapadour | Ondres, Nouvelle-Aquitaine, France |
| 16 নভেম্বর | Introduction to OpenStreetMap | Milan, Italy |
| 16 নভেম্বর | CartONG : Mapathons en ligne 2026-2027 |
| 16 নভেম্বর | Réunion du groupe local de Grenoble | Grenoble, Auvergne-Rhône-Alpes, France |
| 17 নভেম্বর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 17 নভেম্বর | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 নভেম্বর | FOSSGIS AG OSM und Outdoor | Berlin, Germany |
| 17 নভেম্বর | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 17 নভেম্বর | 206. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 নভেম্বর | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 নভেম্বর | Mott MacDonald GIS Day Mapathon [18/10/2026] | Sunderland, England, United Kingdom |
| 18 নভেম্বর | Pegasus Group Mapathon Charity Day | Manchester, England, United Kingdom |
| 18 নভেম্বর | Eugene Bike Infrastructure Mapathon | Eugene, Oregon, United States |
| 18 নভেম্বর | Cal Poly Humboldt GIS Day Mapathon | Arcata, California, United States |
| 18 নভেম্বর | Tetra Tech Ireland GIS Day Mapathon | Dún Laoghaire, Ireland |
| 18 নভেম্বর | Internationale GeoWeek - Online Mapathon ÄRZTE OHNE GRENZEN (AT/CH/DE) |
| 18 নভেম্বর | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19 নভেম্বর | Pražský GeoWeek mapathon s Lékaři bez hranic | Prague, Czechia |
| 19 নভেম্বর | GeoWeek Luxembourg Mapathon [FR/EN] - Hybrid |
| 19 নভেম্বর | Meetup in Gent | Ghent, East Flanders, Belgium |
| 20 নভেম্বর | OSMF Engineering Working Group meeting |
| 20 নভেম্বর | Friends of MSF Leicester Mapathon | Leicester, England, United Kingdom |
| 21 নভেম্বর | Atelier OpenStreetMap Metz | Metz, Grand Est, France |
| 21 নভেম্বর | OSM Suomi 2026 | Espoo, Uusimaa, Finland |
| 22 নভেম্বর | EWB Student Mapathon Denmark | Kongens Lyngby, Capital Region of Denmark, Denmark |
| 22 নভেম্বর | 1. OSM Stammtisch Fulda | Fulda, Hesse, Germany |
| 23 নভেম্বর | Mapwyr Cymru: Mapathon Gogledd Cymru #2 🏴 | Llanfairfechan, Wales, United Kingdom |
| 23 নভেম্বর | Listopadový brněnský Missing Maps Mapathon na Ústavu botaniky a zoologie | Brno, South Moravian Region, Czechia |
| 23 নভেম্বর | CartONG : Mapathons en ligne 2026-2027 |
| 23 নভেম্বর | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 24 নভেম্বর | Unibo Mapathon 2026-11 | Bologna, Emilia-Romagna, Italy |
| 24 নভেম্বর | Pravidelný Missing Maps CZ-SK online Mapathon |
| 24 নভেম্বর | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24 নভেম্বর | South Bay Map Night | San Jose, California, United States |
| 24 নভেম্বর | OSM-Verkehrswende #80 | Berlin, Germany |
| 25 নভেম্বর | Réunion du groupe local de Nancy | Vandœuvre-lès-Nancy, Great East, France |
| 25 নভেম্বর | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 25 নভেম্বর | Würzburger OSM-Treffen | Würzburg, Bavaria, Germany |
| 25 নভেম্বর | Rhein-Neckar OSM Treffen | Mannheim, Baden-Württemberg, Germany |
| 25 নভেম্বর | OSM-Treffen Freiburg/Brsg. | Freiburg im Breisgau, Baden-Württemberg, Germany |
| 30 নভেম্বর | CartONG : Mapathons en ligne 2026-2027 |
| 1 ডিসেম্বর | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 ডিসেম্বর | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 2 ডিসেম্বর | iD Community Chat |
| 2 ডিসেম্বর | Maptime Amsterdam: Map & Meet | Amsterdam, North Holland, Netherlands |
| 2 ডিসেম্বর | Stammtisch Hannover |
| 2 ডিসেম্বর | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 3 ডিসেম্বর | Angers : Rencontre mensuelle OpenStreetMap | Angers, Pays de la Loire, France |
| 3 ডিসেম্বর | Rencontre mensuelle des contributeurs Paris sud | Montrouge, Ile-de-France, France |
| 5 ডিসেম্বর | Speck&Tech Mapathon 2026 Christmas edition | Mestriago, Trentino – Alto Adige/Südtirol, Italy |
| 5 ডিসেম্বর | OpenStreetMap Térképész-workshop | Budapest, Hungary |
| 5 ডিসেম্বর | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 ডিসেম্বর | OpenStreetMap x Wikidata Taipei #95 | Station Front, Taipei, Taiwan |
| 8 ডিসেম্বর | South Bay Map Night | San Jose, California, United States |
| 8 ডিসেম্বর | Hamburger Mappertreffen | Hamburg, Germany |
| 8 ডিসেম্বর | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 9 ডিসেম্বর | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 10 ডিসেম্বর | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 10 ডিসেম্বর | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 11 ডিসেম্বর | 193. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 13 ডিসেম্বর | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 13 ডিসেম্বর | OSM Delhi Mapping Party No.35 (Outside Delhi) | New Delhi, India |
| 13 ডিসেম্বর | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 14 ডিসেম্বর | CartONG : Mapathons en ligne 2026-2027 |
| 15 ডিসেম্বর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 15 ডিসেম্বর | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15 ডিসেম্বর | East Midlands pub meet-up | Derby, England, United Kingdom |
| 15 ডিসেম্বর | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 ডিসেম্বর | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 15 ডিসেম্বর | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 ডিসেম্বর | Potsdamer Mappertreffen | Potsdam, Brandenburg, Germany |
| 18 ডিসেম্বর | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 21 ডিসেম্বর | CartONG : Mapathons en ligne 2026-2027 |
| 22 ডিসেম্বর | South Bay Map Night | San Jose, California, United States |
| 5 জানুয়ারি | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 5 জানুয়ারি | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 11 জানুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 11 জানুয়ারি | OpenStreetMap x Wikidata Taipei #96 | Chengnei, Taipei, Taiwan |
| 12 জানুয়ারি | Hamburger Mappertreffen | Hamburg, Germany |
| 13 জানুয়ারি | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 18 জানুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 19 জানুয়ারি | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 25 জানুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 25 জানুয়ারি | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 26 জানুয়ারি | OSM-Verkehrswende #81 | Berlin, Germany |
| 29–30 জানুয়ারি | Mapping USA 2027 |
| 1 ফেব্রুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 2 ফেব্রুয়ারি | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8 ফেব্রুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 9 ফেব্রুয়ারি | Hamburger Mappertreffen | Hamburg, Germany |
| 13–14 ফেব্রুয়ারি | Karlsruhe Hack Weekend February 2027 | Karlsruhe, Baden-Württemberg, Germany |
| 15 ফেব্রুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 15 ফেব্রুয়ারি | OpenStreetMap x Wikidata Taipei #97 | Chengnei, Taipei, Taiwan |
| 16 ফেব্রুয়ারি | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22 ফেব্রুয়ারি | CartONG : Mapathons en ligne 2026-2027 |
| 1 মার্চ | CartONG : Mapathons en ligne 2026-2027 |
| 2 মার্চ | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2 মার্চ | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 6–7 মার্চ | FOSSGIS 2027: Mapping-Party | Heidelberg, Baden-Württemberg, Germany |
| 8 মার্চ | CartONG : Mapathons en ligne 2026-2027 |
| 8 মার্চ | OpenStreetMap x Wikidata Taipei #98 | Chengnei, Taipei, Taiwan |
| 9–12 মার্চ | FOSSGIS 2027 | Heidelberg, Baden-Württemberg, Germany |
| 13 মার্চ | FOSSGIS 2027: OSM-Samstag | Heidelberg, Baden-Württemberg, Germany |
| 15 মার্চ | CartONG : Mapathons en ligne 2026-2027 |
| 16 মার্চ | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22 মার্চ | CartONG : Mapathons en ligne 2026-2027 |
| 29 মার্চ | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6 এপ্রিল | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12 এপ্রিল | CartONG : Mapathons en ligne 2026-2027 |
| 12 এপ্রিল | OpenStreetMap x Wikidata Taipei #99 | Chengnei, Taipei, Taiwan |
| 16–17 এপ্রিল | Q2 DataRide 2027 | Mannheim, Baden-Württemberg, Germany |
| 19 এপ্রিল | CartONG : Mapathons en ligne 2026-2027 |
| 20 এপ্রিল | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26 এপ্রিল | CartONG : Mapathons en ligne 2026-2027 |
| 3 মে | CartONG : Mapathons en ligne 2026-2027 |
| 4 মে | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 4 মে | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 10 মে | CartONG : Mapathons en ligne 2026-2027 |
| 10 মে | OpenStreetMap x Wikidata Taipei #100 | Chengnei, Taipei, Taiwan |
| 18 মে | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 24 মে | CartONG : Mapathons en ligne 2026-2027 |
| 31 মে | CartONG : Mapathons en ligne 2026-2027 |
| 31 মে | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 1 জুন | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 14 জুন | CartONG : Mapathons en ligne 2026-2027 |
| 14 জুন | OpenStreetMap x Wikidata Taipei #101 | Chengnei, Taipei, Taiwan |
| 15 জুন | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 21 জুন | CartONG : Mapathons en ligne 2026-2027 |
| 28 জুন | CartONG : Mapathons en ligne 2026-2027 |
| 6 জুলাই | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 6 জুলাই | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12 জুলাই | OpenStreetMap x Wikidata Taipei #102 | Chengnei, Taipei, Taiwan |
| 20 জুলাই | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26 জুলাই | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 3 আগস্ট | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 9 আগস্ট | OpenStreetMap x Wikidata Taipei #103 | Chengnei, Taipei, Taiwan |
| 17 আগস্ট | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 6 সেপ্টেম্বর | OpenStreetMap x Wikidata Taipei #104 | Chengnei, Taipei, Taiwan |
| 7 সেপ্টেম্বর | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 7 সেপ্টেম্বর | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21 সেপ্টেম্বর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 27 সেপ্টেম্বর | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 4 অক্টোবর | OpenStreetMap x Wikidata Taipei #105 | Chengnei, Taipei, Taiwan |
| 5 অক্টোবর | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 19 অক্টোবর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 2 নভেম্বর | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2 নভেম্বর | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8 নভেম্বর | OpenStreetMap x Wikidata Taipei #106 | Chengnei, Taipei, Taiwan |
| 16 নভেম্বর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 29 নভেম্বর | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6 ডিসেম্বর | OpenStreetMap x Wikidata Taipei #107 | Chengnei, Taipei, Taiwan |
| 7 ডিসেম্বর | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21 ডিসেম্বর | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
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