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