| 17 फेब्रुअरी | EPN d'Arlon - OpenStreetMap - Contribution | Arlon, Luxembourg, Belgium |
| 17 फेब्रुअरी | PoliMappers Maptedì | Milan, Lombardy, Italy |
| 17 फेब्रुअरी | Mappy Hour OSM España | Maó, Balearic Islands, Spain |
| 17 फेब्रुअरी | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 फेब्रुअरी | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 फेब्रुअरी | 197. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 फेब्रुअरी | South Bay Map Night | San Jose, California, United States |
| 17 फेब्रुअरी | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 फेब्रुअरी | Réunion des contributeurs de Vienne (38) | Vienne, Auvergne-Rhône-Alpes, France |
| 18 फेब्रुअरी | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19 फेब्रुअरी | Missing Maps mapathon Bratislava #12 | Bratislava, Region of Bratislava, Slovakia |
| 20 फेब्रुअरी | OSMF Engineering Working Group meeting |
| 21–22 फेब्रुअरी | Karlsruhe Hack Weekend February 2026 | Karlsruhe, Baden-Württemberg, Germany |
| 21 फेब्रुअरी | Belfast Mapathon | Belfast, Northern Ireland, United Kingdom |
| 21 फेब्रुअरी | OpenStreetMap Outdoor Editing | Kadıköy, Turkey |
| 21 फेब्रुअरी | OSM Mapping Party at TomTom Pune, India | Maharashtra, India |
| 21 फेब्रुअरी | Rencontre OSM Saint-Brieuc | Saint-Brieuc, Brittany, France |
| 21 फेब्रुअरी | Rencontre OSM Toulouse | Toulouse, Occitania, France |
| 22 फेब्रुअरी | OSM Mumbai Mapping Party No.7 (Western Line - South) | Mumbai, Maharashtra, India |
| 23 फेब्रुअरी | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 24 फेब्रुअरी | Únorový olomoucký mapathon | Olomouc, Olomouc Region, Czechia |
| 24 फेब्रुअरी | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24 फेब्रुअरी | OSM Edinburgh pub meetup | City of Edinburgh, Scotland, United Kingdom |
| 25 फेब्रुअरी | Missing Maps Mapathon na ČVUT v Praze | Prague, Czechia |
| 25 फेब्रुअरी | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 25 फेब्रुअरी | MSF Luxembourg hybrid Mapathon | Luxembourg, Luxembourg |
| 25 फेब्रुअरी | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 26–27 फेब्रुअरी | OpenThePaths 2026: Connecting People and Places Through Sustainable Access | Seattle, Washington, United States |
| 26 फेब्रुअरी | Asamblea General Ordinaria - Asociación OpenStreetMap España | Helechosa de los Montes, Extremadura, Spain |
| 26 फेब्रुअरी | Friends of MSF Mapathon | Santa Clara, California, United States |
| 28 फेब्रुअरी | Ferrara mapping party | Ferrara, Emilia-Romagna, Italy |
| 28 फेब्रुअरी | Mapping Day @ Messina | Messina, Sicily, Italy |
| 1 मार्च | OSM India - Monthly Online Mapathon | New Delhi, India |
| 1 मार्च | Mapping Party @ Chennai | Chennai, Tamil Nadu, India |
| 3 मार्च | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 3 मार्च | Rencontre OpenStreetMap à Lille | Lille, Hauts-de-France, France |
| 3 मार्च | Missing Maps London: (Online) Mapathon [eng] |
| 4 मार्च | iD Community Chat |
| 4 मार्च | OSM Indoor Meetup |
| 4 मार्च | Kvartální OSM pivo | Brno, South Moravian Region, Czechia |
| 4 मार्च | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 5 मार्च | 3. Open Data Day Flensburg | Flensburg, Schleswig-Holstein, Germany |
| 6 मार्च | OpenStreetMap meetup in Gent - Pre-VLA-congres editie | Ghent, East Flanders, Belgium |
| 7 मार्च | Vereniging Leraars Aardrijkskunde (VLA) conference 2026 | Sint-Niklaas, East Flanders, Belgium |
| 8 मार्च | OSM Delhi Mapping Party No.27 (East Zone) | Delhi, India |
| 8 मार्च | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 9 मार्च | Friends of MSF UWO Mapathon | London, Ontario, Canada |
| 9 मार्च | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 9 मार्च | Březnový brněnský Missing Maps Mapathon na Geografickém ústavu | Brno, South Moravian Region, Czechia |
| 9 मार्च | OpenStreetMap x Wikidata Taipei #86 | Chengnei, Taipei, Taiwan |
| 10 मार्च | Hamburger Mappertreffen | Hamburg, Germany |
| 11 मार्च | Logitech Missing Maps - Office Mapathon | Cork, Ireland |
| 11 मार्च | 185. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 12 मार्च | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 17 मार्च | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 मार्च | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 मार्च | 198. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 मार्च | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 मार्च | 20. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 18 मार्च | Online Mapathon - Ärzte ohne Grenzen |
| 19 मार्च | Rhein-Neckar OSM Treffen // Intro iD-Editor | Heidelberg, Baden-Württemberg, Germany |
| 21 मार्च | OSM Mumbai Mapping Party No.8 (Western Line - North) | Vasai-Virar, Maharashtra, India |
| 23 मार्च | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 24 मार्च | Rencontre OpenStreetMap et Territoires | Plouzané, Brittany, France |
| 24–27 मार्च | FOSSGIS-Konferenz 2026 | Göttingen, Lower Saxony, Germany |
| 24 मार्च | East Midlands pub meet-up | Derby, England, United Kingdom |
| 27 मार्च | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 28 मार्च | FOSSGIS 2026 - OSM-Samstag | Göttingen, Lower Saxony, Germany |
| 28–29 मार्च | Chemnitzer Linux-Tage 2026 | Chemnitz, Saxony, Germany |
| 28 मार्च | Local Chapters & Communities Congress 2026 |
| 5 अप्रिल | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 अप्रिल | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 7 अप्रिल | Missing Maps London: (Online) Mapathon [eng] |
| 8 अप्रिल | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 11–12 अप्रिल | OSM Hackweekend Berlin-Brandenburg 04/2026 | Berlin, Germany |
| 12 अप्रिल | OSM Delhi Mapping Party No.28 (Meerut) | Meerut, Uttar Pradesh, India |
| 13 अप्रिल | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 13 अप्रिल | OpenStreetMap x Wikidata Taipei #87 | Chengnei, Taipei, Taiwan |
| 14 अप्रिल | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 18 अप्रिल | OSM Mumbai Mapping Party No.9 (Central Line) | Mumbai, Maharashtra, India |
| 21 अप्रिल | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 21 अप्रिल | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 21 अप्रिल | East Midlands pub meet-up | Derby, England, United Kingdom |
| 21 अप्रिल | 199. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21 अप्रिल | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 24 अप्रिल | 18. Mapathon & Mapping Party Rapperswil 2025 | Rapperswil, Rapperswil-Jona, St. Gallen, Switzerland |
| 27 अप्रिल | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 28 अप्रिल | 78. Wiener OSM-Stammtisch | Vienna, Austria |
| 28 अप्रिल | Kieler Mapper*innentreffen | Kiel, Schleswig-Holstein, Germany |
| 29 अप्रिल | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 30 अप्रिल–3 मई | FOSSGIS-OSM-Communitytreffen im Linuxhotel | Essen, North Rhine-Westphalia, Germany |
| 1 मई | MA1PING | Stuttgart, Baden-Württemberg, Germany |
| 3 मई | OSM India - Monthly Online Mapathon | New Delhi, India |
| 5 मई | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 5 मई | Missing Maps London: (Online) Mapathon [eng] |
| 10 मई | OSM Delhi Mapping Party No.29 (South Zone) | Delhi, India |
| 11 मई | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 11 मई | OpenStreetMap x Wikidata Taipei #88 | Chengnei, Taipei, Taiwan |
| 13 मई | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 16 मई | OSM Mumbai Mapping Party No.10 (Trans-Harbour Line - North) | Navi Mumbai, Maharashtra, India |
| 19 मई | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 19 मई | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 19 मई | 200. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 19 मई | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 मई | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 27 मई | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 2 जुन | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 2 जुन | Missing Maps London: (Online) Mapathon [eng] |
| 7 जुन | OSM India - Monthly Online Mapathon | New Delhi, India |
| 8 जुन | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 8 जुन | OpenStreetMap x Wikidata Taipei #89 | Chengnei, Taipei, Taiwan |
| 11 जुन | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 14 जुन | OSM Delhi Mapping Party No.30 (West Zone) | Delhi, India |
| 16 जुन | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 16 जुन | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 16 जुन | 201. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 16 जुन | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 17 जुन | 21. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 18 जुन | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 20 जुन | OSM Mumbai Mapping Party No.11 (Trans-Harbour Line - South) | Maharashtra, India |
| 22 जुन | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 26–28 जुन | State of the Map Africa 2025 | Dar es-Salaam, Tanzania |
| 26 जुन | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 7 जुलै | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 7 जुलै | Missing Maps London: (Online) Mapathon [eng] |
| 13 जुलै | OpenStreetMap x Wikidata Taipei #90 | Chengnei, Taipei, Taiwan |
| 21 जुलै | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 21 जुलै | 202. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21 जुलै | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 29 जुलै | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 4 अगस्त | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 4 अगस्त | Missing Maps London: (Online) Mapathon [eng] |
| 10 अगस्त | OpenStreetMap x Wikidata Taipei #91 | Chengnei, Taipei, Taiwan |
| 18 अगस्त | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 18 अगस्त | 203. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 18 अगस्त | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 26 अगस्त | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 26 अगस्त | 79. Wiener OSM-Stammtisch | Vienna, Austria |
| 27 अगस्त | OpenStreetMap West Bengal Mapping Party + AnkushTheHero Day |
| 28 अगस्त | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 1 सेप्टेम्बर | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 सेप्टेम्बर | Missing Maps London: (Online) Mapathon [eng] |
| 7 सेप्टेम्बर | OpenStreetMap x Wikidata Taipei #92 | Chengnei, Taipei, Taiwan |
| 15 सेप्टेम्बर | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 15 सेप्टेम्बर | 22. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 15 सेप्टेम्बर | 204. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 सेप्टेम्बर | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 सेप्टेम्बर | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 3 अक्टुवर | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 5 अक्टुवर | OpenStreetMap x Wikidata Taipei #93 | Chengnei, Taipei, Taiwan |
| 6 अक्टुवर | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 6 अक्टुवर | Missing Maps London: (Online) Mapathon [eng] |
| 20 अक्टुवर | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 20 अक्टुवर | 205. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 20 अक्टुवर | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 27 अक्टुवर | 80. Wiener OSM-Stammtisch | Vienna, Austria |
| 28 अक्टुवर | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 3 नभम्वर | Missing Maps London: (Online) Mapathon [eng] |
| 7 नभम्वर | Maker Days Salzburg | Salzburg, Salzburg, Austria |
| 9 नभम्वर | OpenStreetMap x Wikidata Taipei #94 | Chengnei, Taipei, Taiwan |
| 17 नभम्वर | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 नभम्वर | 206. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 नभम्वर | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 नभम्वर | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 1 डिसम्वर | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 डिसम्वर | Missing Maps London: (Online) Mapathon [eng] |
| 7 डिसम्वर | OpenStreetMap x Wikidata Taipei #95 | Chengnei, Taipei, Taiwan |
| 9 डिसम्वर | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 13 डिसम्वर | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 15 डिसम्वर | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 15 डिसम्वर | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 डिसम्वर | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 डिसम्वर | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
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