| 21 دسامبر | Jahresabschlussmapping | Fulda, Hesse, Germany |
| 22 دسامبر | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 22 دسامبر | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 27–30 دسامبر | OSM@39c3 | Hamburg, Germany |
| 27 دسامبر | 11th OpenStreetMap West Bengal Mapping Party | Siliguri, West Bengal, India |
| 27 دسامبر | OpenStreetMap Belgium at the MAP-Mercator museum | Sint-Niklaas, East Flanders, Belgium |
| 28 دسامبر | OSM India×TomTom Online Mapathon | New Delhi, India |
| 3 ژانویه | OpenStreetMap Belgium at the MAP-Mercator museum | Sint-Niklaas, East Flanders, Belgium |
| 3 ژانویه | Braunschweiger Mappertreffen im Stratum0 Hackerspace | Brunswick, Lower Saxony, Germany |
| 4 ژانویه | OSM India - Monthly Online Mapathon | New Delhi, India |
| 6 ژانویه | Missing Maps London: (Online) Mapathon [eng] |
| 7 ژانویه | iD Community Chat |
| 7 ژانویه | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 8 ژانویه | OSM-Stammisch Dresden | Dresden, Saxony, Germany |
| 8 ژانویه | OpenStreetMap Midwest Meetup | Ohio, United States |
| 8 ژانویه | OSM-Treffen in Bochum | Bochum, North Rhine-Westphalia, Germany |
| 9 ژانویه | OSMF Engineering Working Group meeting |
| 9 ژانویه | Erstes Online-Treffen der OSM-Mapper:innen im Sauerland | Bad Fredeburg, Schmallenberg, North Rhine-Westphalia, Germany |
| 11 ژانویه | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 12 ژانویه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 12 ژانویه | OpenStreetMap x Wikidata Taipei #84 | Chengnei, Taipei, Taiwan |
| 17 ژانویه | OSM Mumbai Mapping Party No.6 (Mumbai City) | Mumbai, Maharashtra, India |
| 20 ژانویه | East Midlands pub meet-up | Derby, England, United Kingdom |
| 20 ژانویه | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 20 ژانویه | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 20 ژانویه | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24 ژانویه | State of the Map India 2026 | Nashik, Maharashtra, India |
| 26 ژانویه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 27 ژانویه | Kieler Mapper*innentreffen | Kiel, Schleswig-Holstein, Germany |
| 27 ژانویه | OSM-Verkehrswende #71 | Berlin, Germany |
| 30–31 ژانویه | Mapping USA 2026 |
| 1 فوریه | OSM India - Monthly Online Mapathon | New Delhi, India |
| 3 فوریه | Missing Maps London: (Online) Mapathon [eng] |
| 5 فوریه | OSM-Treffen Freiburg/Brsg. | Freiburg im Breisgau, Baden-Württemberg, Germany |
| 7 فوریه | Braunschweiger Mappertreffen im Stratum0 Hackerspace | Brunswick, Lower Saxony, Germany |
| 9 فوریه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 9 فوریه | OpenStreetMap x Wikidata Taipei #85 | Chengnei, Taipei, Taiwan |
| 11 فوریه | Online Mapathon von ÄRZTE OHNE GRENZEN |
| 17 فوریه | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 فوریه | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 21–22 فوریه | Karlsruhe Hack Weekend February 2026 | Karlsruhe, Baden-Württemberg, Germany |
| 21 فوریه | OSM Mumbai Mapping Party No.7 (Western Line - South) | Mumbai, Maharashtra, India |
| 23 فوریه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 1 مارس | OSM India - Monthly Online Mapathon | New Delhi, India |
| 3 مارس | Missing Maps London: (Online) Mapathon [eng] |
| 9 مارس | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 16 مارس | OpenStreetMap x Wikidata Taipei #86 | Chengnei, Taipei, Taiwan |
| 17 مارس | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 17 مارس | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 21 مارس | OSM Mumbai Mapping Party No.8 (Western Line - North) | Vasai-Virar, Maharashtra, India |
| 23 مارس | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 24 مارس | Rencontre OpenStreetMap et Territoires | Plouzané, Brittany, France |
| 28–29 مارس | Chemnitzer Linux-Tage 2026 | Chemnitz, Saxony, Germany |
| 5 آوریل | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 آوریل | Missing Maps London: (Online) Mapathon [eng] |
| 13 آوریل | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 13 آوریل | OpenStreetMap x Wikidata Taipei #87 | Chengnei, Taipei, Taiwan |
| 18 آوریل | OSM Mumbai Mapping Party No.9 (Central Line) | Mumbai, Maharashtra, India |
| 21 آوریل | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 21 آوریل | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 27 آوریل | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 28 آوریل | Kieler Mapper*innentreffen | Kiel, Schleswig-Holstein, Germany |
| 30 آوریل–3 مه | FOSSGIS-OSM-Communitytreffen im Linuxhotel | Essen, North Rhine-Westphalia, Germany |
| 3 مه | OSM India - Monthly Online Mapathon | New Delhi, India |
| 5 مه | Missing Maps London: (Online) Mapathon [eng] |
| 11 مه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 11 مه | OpenStreetMap x Wikidata Taipei #88 | Chengnei, Taipei, Taiwan |
| 16 مه | OSM Mumbai Mapping Party No.10 (Trans-Harbour Line - North) | Navi Mumbai, Maharashtra, India |
| 19 مه | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 19 مه | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 25 مه | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 2 ژوئن | Missing Maps London: (Online) Mapathon [eng] |
| 7 ژوئن | OSM India - Monthly Online Mapathon | New Delhi, India |
| 8 ژوئن | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 8 ژوئن | OpenStreetMap x Wikidata Taipei #89 | Chengnei, Taipei, Taiwan |
| 16 ژوئن | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 16 ژوئن | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 20 ژوئن | OSM Mumbai Mapping Party No.11 (Trans-Harbour Line - South) | Maharashtra, India |
| 22 ژوئن | Missing Maps : Mapathon en ligne - CartONG [fr] |
| 26–28 ژوئن | State of the Map Africa 2025 | Dar es-Salaam, Tanzania |
| 7 جولای | Missing Maps London: (Online) Mapathon [eng] |
| 13 جولای | OpenStreetMap x Wikidata Taipei #90 | Chengnei, Taipei, Taiwan |
| 21 جولای | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 4 اوت | Missing Maps London: (Online) Mapathon [eng] |
| 10 اوت | OpenStreetMap x Wikidata Taipei #91 | Chengnei, Taipei, Taiwan |
| 18 اوت | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 27 اوت | OpenStreetMap West Bengal Mapping Party + AnkushTheHero Day |
| 1 سپتامبر | Missing Maps London: (Online) Mapathon [eng] |
| 7 سپتامبر | OpenStreetMap x Wikidata Taipei #92 | Chengnei, Taipei, Taiwan |
| 15 سپتامبر | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 5 اکتبر | OpenStreetMap x Wikidata Taipei #93 | Chengnei, Taipei, Taiwan |
| 6 اکتبر | Missing Maps London: (Online) Mapathon [eng] |
| 20 اکتبر | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 3 نوامبر | Missing Maps London: (Online) Mapathon [eng] |
| 9 نوامبر | OpenStreetMap x Wikidata Taipei #94 | Chengnei, Taipei, Taiwan |
| 17 نوامبر | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 1 دسامبر | Missing Maps London: (Online) Mapathon [eng] |
| 7 دسامبر | OpenStreetMap x Wikidata Taipei #95 | Chengnei, Taipei, Taiwan |
| 15 دسامبر | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
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