| 12 veebruar | Olympia, Connected | Seattle, Washington, United States |
| 13 veebruar | UN Mappers: Validation Training |
| 13 veebruar | 212. OSM-Stammtisch Berlin-Brandenburg | Berlin, Germany |
| 15 veebruar | ILUGD Meetup × OSM Delhi Mapping Party No.26 (North Zone) | Delhi, India |
| 17 veebruar | EPN d'Arlon - OpenStreetMap - Contribution | Arlon, Luxembourg, Belgium |
| 17 veebruar | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 veebruar | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 veebruar | 197. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 veebruar | South Bay Map Night | San Jose, California, United States |
| 17 veebruar | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 veebruar | Réunion des contributeurs de Vienne (38) | Vienne, Auvergne-Rhône-Alpes, France |
| 18 veebruar | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19 veebruar | Missing Maps mapathon Bratislava #12 | Bratislava, Region of Bratislava, Slovakia |
| 20 veebruar | OSMF Engineering Working Group meeting |
| 21–22 veebruar | Karlsruhe Hack Weekend February 2026 | Karlsruhe, Baden-Württemberg, Germany |
| 21 veebruar | Belfast Mapathon | Belfast, Northern Ireland, United Kingdom |
| 21 veebruar | OpenStreetMap Outdoor Editing | Kadıköy, Turkey |
| 21 veebruar | Rencontre OSM Saint-Brieuc | Saint-Brieuc, Brittany, France |
| 21 veebruar | OSM Mapping Party at TomTom Pune, India | Maharashtra, India |
| 22 veebruar | OSM Mumbai Mapping Party No.7 (Western Line - South) | Mumbai, Maharashtra, India |
| 23 veebruar | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 24 veebruar | Únorový olomoucký mapathon | Olomouc, Olomouc Region, Czechia |
| 24 veebruar | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24 veebruar | OSM Edinburgh pub meetup | City of Edinburgh, Scotland, United Kingdom |
| 25 veebruar | Missing Maps Mapathon na ČVUT v Praze | Prague, Czechia |
| 25 veebruar | MSF Luxembourg hybrid Mapathon | Luxembourg, Luxembourg |
| 25 veebruar | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 25 veebruar | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 26–27 veebruar | OpenThePaths 2026: Connecting People and Places Through Sustainable Access | Seattle, Washington, United States |
| 26 veebruar | Asamblea General Ordinaria - Asociación OpenStreetMap España | Helechosa de los Montes, Extremadura, Spain |
| 26 veebruar | Friends of MSF Mapathon | Santa Clara, California, United States |
| 28 veebruar | Ferrara mapping party | Ferrara, Emilia-Romagna, Italy |
| 28 veebruar | Mapping Day @ Messina | Messina, Sicily, Italy |
| 1 märts | OSM India - Monthly Online Mapathon | New Delhi, India |
| 1 märts | Mapping Party @ Chennai | Chennai, Tamil Nadu, India |
| 3 märts | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 3 märts | Rencontre OpenStreetMap à Lille | Lille, Hauts-de-France, France |
| 3 märts | Missing Maps London: (Online) Mapathon [eng] |
| 4 märts | iD Community Chat |
| 4 märts | Kvartální OSM pivo | Brno, South Moravian Region, Czechia |
| 4 märts | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 5 märts | 3. Open Data Day Flensburg | Flensburg, Schleswig-Holstein, Germany |
| 8 märts | OSM Delhi Mapping Party No.27 (East Zone) | Delhi, India |
| 8 märts | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 9 märts | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 9 märts | OpenStreetMap x Wikidata Taipei #86 | Chengnei, Taipei, Taiwan |
| 10 märts | Hamburger Mappertreffen | Hamburg, Germany |
| 11 märts | Logitech Missing Maps - Office Mapathon | Cork, Ireland |
| 11 märts | 185. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 12 märts | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 17 märts | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 märts | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17 märts | 198. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 märts | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 märts | 20. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 19 märts | Rhein-Neckar OpenstreetMap Treffen // Intro iD-Editor | Heidelberg, Baden-Württemberg, Germany |
| 21 märts | OSM Mumbai Mapping Party No.8 (Western Line - North) | Vasai-Virar, Maharashtra, India |
| 23 märts | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 24 märts | Rencontre OpenStreetMap et Territoires | Plouzané, Brittany, France |
| 24–27 märts | FOSSGIS-Konferenz 2026 | Göttingen, Lower Saxony, Germany |
| 24 märts | East Midlands pub meet-up | Derby, England, United Kingdom |
| 27 märts | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 28 märts | FOSSGIS 2026 - OSM-Samstag | Göttingen, Lower Saxony, Germany |
| 28–29 märts | Chemnitzer Linux-Tage 2026 | Chemnitz, Saxony, Germany |
| 28 märts | Local Chapters & Communities Congress 2026 |
| 5 aprill | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 aprill | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 7 aprill | Missing Maps London: (Online) Mapathon [eng] |
| 8 aprill | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 11–12 aprill | OSM Hackweekend Berlin-Brandenburg 04/2026 | Berlin, Germany |
| 12 aprill | OSM Delhi Mapping Party No.28 (Meerut) | Meerut, Uttar Pradesh, India |
| 13 aprill | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 13 aprill | OpenStreetMap x Wikidata Taipei #87 | Chengnei, Taipei, Taiwan |
| 14 aprill | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 18 aprill | OSM Mumbai Mapping Party No.9 (Central Line) | Mumbai, Maharashtra, India |
| 21 aprill | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 21 aprill | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 21 aprill | East Midlands pub meet-up | Derby, England, United Kingdom |
| 21 aprill | 199. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21 aprill | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 24 aprill | 18. Mapathon & Mapping Party Rapperswil 2025 | Rapperswil, Rapperswil-Jona, St. Gallen, Switzerland |
| 27 aprill | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 28 aprill | Kieler Mapper*innentreffen | Kiel, Schleswig-Holstein, Germany |
| 28 aprill | 78. Wiener OSM-Stammtisch | Vienna, Austria |
| 29 aprill | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 30 aprill–3 mai | FOSSGIS-OSM-Communitytreffen im Linuxhotel | Essen, North Rhine-Westphalia, Germany |
| 1 mai | MA1PING | Stuttgart, Baden-Württemberg, Germany |
| 3 mai | OSM India - Monthly Online Mapathon | New Delhi, India |
| 5 mai | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 5 mai | Missing Maps London: (Online) Mapathon [eng] |
| 10 mai | OSM Delhi Mapping Party No.29 (South Zone) | Delhi, India |
| 11 mai | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 11 mai | OpenStreetMap x Wikidata Taipei #88 | Chengnei, Taipei, Taiwan |
| 13 mai | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 16 mai | OSM Mumbai Mapping Party No.10 (Trans-Harbour Line - North) | Navi Mumbai, Maharashtra, India |
| 19 mai | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 19 mai | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 19 mai | 200. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 19 mai | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 mai | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 27 mai | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 2 juuni | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 2 juuni | Missing Maps London: (Online) Mapathon [eng] |
| 7 juuni | OSM India - Monthly Online Mapathon | New Delhi, India |
| 8 juuni | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 8 juuni | OpenStreetMap x Wikidata Taipei #89 | Chengnei, Taipei, Taiwan |
| 11 juuni | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 14 juuni | OSM Delhi Mapping Party No.30 (West Zone) | Delhi, India |
| 16 juuni | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 16 juuni | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 16 juuni | 201. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 16 juuni | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 17 juuni | 21. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 18 juuni | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 20 juuni | OSM Mumbai Mapping Party No.11 (Trans-Harbour Line - South) | Maharashtra, India |
| 22 juuni | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 26–28 juuni | State of the Map Africa 2025 | Dar es-Salaam, Tanzania |
| 26 juuni | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 7 juuli | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 7 juuli | Missing Maps London: (Online) Mapathon [eng] |
| 13 juuli | OpenStreetMap x Wikidata Taipei #90 | Chengnei, Taipei, Taiwan |
| 21 juuli | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 21 juuli | 202. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21 juuli | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 29 juuli | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 4 august | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 4 august | Missing Maps London: (Online) Mapathon [eng] |
| 10 august | OpenStreetMap x Wikidata Taipei #91 | Chengnei, Taipei, Taiwan |
| 18 august | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 18 august | 203. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 18 august | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 26 august | 79. Wiener OSM-Stammtisch | Vienna, Austria |
| 26 august | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 27 august | OpenStreetMap West Bengal Mapping Party + AnkushTheHero Day |
| 28 august | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 1 september | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 september | Missing Maps London: (Online) Mapathon [eng] |
| 7 september | OpenStreetMap x Wikidata Taipei #92 | Chengnei, Taipei, Taiwan |
| 15 september | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 15 september | 22. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 15 september | 204. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 september | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 september | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 3 oktoober | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 5 oktoober | OpenStreetMap x Wikidata Taipei #93 | Chengnei, Taipei, Taiwan |
| 6 oktoober | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 6 oktoober | Missing Maps London: (Online) Mapathon [eng] |
| 20 oktoober | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 20 oktoober | 205. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 20 oktoober | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 27 oktoober | 80. Wiener OSM-Stammtisch | Vienna, Austria |
| 28 oktoober | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 3 november | Missing Maps London: (Online) Mapathon [eng] |
| 7 november | Maker Days Salzburg | Salzburg, Salzburg, Austria |
| 9 november | OpenStreetMap x Wikidata Taipei #94 | Chengnei, Taipei, Taiwan |
| 17 november | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 november | 206. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 november | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 25 november | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 1 detsember | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 detsember | Missing Maps London: (Online) Mapathon [eng] |
| 7 detsember | OpenStreetMap x Wikidata Taipei #95 | Chengnei, Taipei, Taiwan |
| 9 detsember | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 13 detsember | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 15 detsember | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 15 detsember | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 detsember | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 detsember | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
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