| 24 February | Rencontre Saint-Étienne et sud Loire | Saint-Étienne, Auvergne-Rhône-Alpes, France |
| 24 February | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 25 February | East Midlands pub meet-up | Derby, England, United Kingdom |
| 25 February | Introducción a OpenStreetMap | Granada, Andalusia, Spain |
| 25 February | OSM-Verkehrswende #66 | Berlin, Germany |
| 26 February | Maptime Amsterdam: End of Winter Mapping Party | Amsterdam, North Holland, Netherlands |
| 26 February | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 26 February | OSM Edinburgh Social Meet-up | City of Edinburgh, Scotland, United Kingdom |
| 27 February | MapRVA Virtual Mapping Session |
| 1 March | 2. Open Data Day in Flensburg | Flensburg, Schleswig-Holstein, Germany |
| 2 March | 14th OSM Delhi Mapping Party (Online) | Dwarka, Delhi, India |
| 4 March | MapRoulette Monthly Community Meeting |
| 4 March | MapRoulette online Community Meeting |
| 4 March | OpenStreetMap meetup in Brussels | Molenbeek-Saint-Jean - Sint-Jans-Molenbeek, Belgium |
| 4 March | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 4 March | OSM Utah Monthly Map Night | Salt Lake City, Utah, United States |
| 4 March | South Bay Map Night | San Jose, California, United States |
| 4 March | Missing Maps London: (Online) Mapathon [eng] |
| 4 March | Online-Diskussion OSM-Förderprogramm des FOSSGIS e.V. |
| 5 March | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 5 March | iD Community Chat |
| 5 March | OSM Indoor Meetup |
| 5 March | Kvartální OSM pivo | Brno, Southeast, Czechia |
| 5 March | Missing Maps - DRK & MSF Online Mapathon [deutsch] |
| 7 March | OSMF Engineering Working Group meeting |
| 7 March | Zagreb mapathon @ FER | City of Zagreb, Croatia |
| 7–9 March | Starke Frauen, Brot und Rosen - Community-Hackday im JuNo in Moers | Moers, North Rhine-Westphalia, Germany |
| 9 March | 14th OSM Delhi Mapping Party | Dwarka, Delhi, India |
| 9 March | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 10 March | OpenStreetMap x Wikidata Taipei #74 | Chengnei, Taipei, Taiwan |
| 11 March | Hamburger Mappertreffen | Hamburg, Germany |
| 13 March | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 15 March | Junta OSM Latam - Avances SotM Latam 2025 Medellín | Medellín, Antioquia, Colombia |
| 15 March | Cartopartie - Quartier du Pontiffroy Metz | Metz, Grand Est, France |
| 15 March | Local Chapters and Communities Congress 2025 |
| 17 March | Panoramax monthly international meeting |
| 18 March | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 18 March | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 18 March | 186. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 18 March | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 19 March | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19 March | 16. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 21 March | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 25 March | East Midlands pub meet-up | Derby, England, United Kingdom |
| 26–29 March | FOSSGIS-Konferenz 2025 | Münster, North Rhine-Westphalia, Germany |
| 28 March | Mapathon @ UZH DSI 2025 | Zurich, Zurich, Switzerland |
| 29 March | FOSSGIS 2025 - OSM-Samstag | Münster, North Rhine-Westphalia, Germany |
| 31 March | Green Open Data Day (ou Dia Verde dos Dados Abertos) |
| 1 April | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 6 April | 15th OSM Delhi Mapping Party (Online) | Delhi, Delhi, India |
| 8 April | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 8 April | Hamburger Mappertreffen | Hamburg, Germany |
| 13 April | 15th OSM Delhi Mapping Party | Delhi, Delhi, India |
| 14 April | OpenStreetMap x Wikidata Taipei #75 | Chengnei, Taipei, Taiwan |
| 15 April | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15 April | 187. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 April | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 16 April | 74. Wiener OSM-Stammtisch | Vienna, Austria |
| 22 April | East Midlands pub meet-up | Derby, England, United Kingdom |
| 30 April | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 4 May | 16th OSM Delhi Mapping Party (Online) | Delhi, India |
| 6 May | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 11 May | 16th OSM Delhi Mapping Party | Delhi, India |
| 12 May | OpenStreetMap x Wikidata Taipei #76 | Chengnei, Taipei, Taiwan |
| 13 May | Hamburger Mappertreffen | Hamburg, Germany |
| 14 May | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 16–18 May | FOSSGIS-OSM-Communitytreffen im Linuxhotel | Essen, North Rhine-Westphalia, Germany |
| 17 May | Microcartopartie Estrablin (38) | Estrablin, Auvergne-Rhône-Alpes, France |
| 20 May | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 20 May | 188. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 20 May | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 28 May | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 3 June | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 9 June | OpenStreetMap x Wikidata Taipei #77 | Chengnei, Taipei, Taiwan |
| 12 June | 17. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 12 June | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 17 June | 188. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17 June | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 19–21 June | State of the Map US | Boston, Massachusetts, United States |
| 27 June | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 14–20 July | FOSS4G Europe 2025 | Mostar, Federation of Bosnia and Herzegovina, Bosnia and Herzegovina |
| 14 July | OpenStreetMap x Wikidata Taipei #78 | Chengnei, Taipei, Taiwan |
| 15 July | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 24 July | 75. Wiener OSM-Stammtisch | Vienna, Austria |
| 11 August | OpenStreetMap x Wikidata Taipei #79 | Chengnei, Taipei, Taiwan |
| 19 August | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 15 September | OpenStreetMap x Wikidata Taipei #80 | Chengnei, Taipei, Taiwan |
| 16 September | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 17–18 September | Jornadas de SIG Libre / SOTM España | Girona, Catalonia, Spain |
| 17 September | 18. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 3–5 October | State of the Map 2025 | Quezon City, Philippines |
| 13 October | OpenStreetMap x Wikidata Taipei #81 | Chengnei, Taipei, Taiwan |
| 21 October | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 22 October | 76. Wiener OSM-Stammtisch | Vienna, Austria |
| 10 November | OpenStreetMap x Wikidata Taipei #82 | Chengnei, Taipei, Taiwan |
| 18 November | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 8 December | OpenStreetMap x Wikidata Taipei #83 | Chengnei, Taipei, Taiwan |
| 16 December | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 18 December | 19. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
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