| 4th March | MapRoulette Monthly Community Meeting |
| 4th March | OSM Utah Monthly Map Night | Salt Lake City, Utah, United States |
| 4th March | OpenStreetMap meetup in Brussels | Molenbeek-Saint-Jean - Sint-Jans-Molenbeek, Belgium |
| 4th March | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 4th March | Online-Diskussion OSM-Förderprogramm des FOSSGIS e.V. |
| 4th March | Missing Maps London: (Online) Mapathon [eng] |
| 4th March | South Bay Map Night | San Jose, California, United States |
| 5th March | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 5th March | Taller "Mapeando tu escuela" | Torreón, Coahuila, Mexico |
| 5th March | iD Community Chat |
| 5th March | OSM Indoor Meetup |
| 5th March | Kvartální OSM pivo | Brno, Southeast, Czechia |
| 5th March | Missing Maps - DRK & MSF Online Mapathon [deutsch] |
| 7th March | OSMF Engineering Working Group meeting |
| 7th March | Rencontre Mapadour (Groupe local Pays Basque - Sud Landes) | Anglet, Nouvelle-Aquitaine, France |
| 7th March | Zagreb mapathon @ FER | City of Zagreb, Croatia |
| 7th–9th March | Starke Frauen, Brot und Rosen - Community-Hackday im JuNo in Moers | Moers, North Rhine-Westphalia, Germany |
| 9th March | 14th OSM Delhi Mapping Party | Dwarka, Delhi, India |
| 9th March | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 10th March | Découverte d'OpenStreetMap | Grenoble, Auvergne-Rhône-Alpes, France |
| 10th March | OpenStreetMap x Wikidata Taipei #74 | Chengnei, Taipei, Taiwan |
| 11th March | Hamburger Mappertreffen | Hamburg, Germany |
| 13th March | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 14th March | Conférence présentation d'OpenStreetMap | Marseille, Provence-Alpes-Côte d'Azur, France |
| 15th March | Balade et cartopartie - Parcours de fraîcheur | Marseille, Provence-Alpes-Côte d'Azur, France |
| 15th March | Cartopartie - Quartier du Pontiffroy Metz | Metz, Grand Est, France |
| 15th March | Junta OSM Latam - Avances SotM Latam 2025 Medellín | Medellín, Antioquia, Colombia |
| 15th March | Local Chapters and Communities Congress 2025 |
| 17th March | Panoramax monthly international meeting |
| 18th March | Missing Maps London: (Online) Mid-Month Mapathon [eng] |
| 18th March | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 18th March | 186. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 18th March | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 19th March | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19th March | Missing Maps Zürich Mapathon | Zurich, Zurich, Switzerland |
| 19th March | 16. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 21st March | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 22nd–23rd March | Chemnitzer Linux-Tage 2025 | Chemnitz, Saxony, Germany |
| 24th March | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 25th March | East Midlands pub meet-up | Derby, England, United Kingdom |
| 26th–29th March | FOSSGIS-Konferenz 2025 | Münster, North Rhine-Westphalia, Germany |
| 27th March | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 28th March | Mapathon @ UZH DSI 2025 | Zurich, Zurich, Switzerland |
| 29th March | FOSSGIS 2025 - OSM-Samstag | Münster, North Rhine-Westphalia, Germany |
| 31st March | Green Open Data Day (ou Dia Verde dos Dados Abertos) |
| 1st April | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 5th April | OSMF Affiliation Focus Group Discussion: Thematic and non-geographical groups |
| 6th April | 15th OSM Delhi Mapping Party (Online) | Delhi, Delhi, India |
| 8th April | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 8th April | Hamburger Mappertreffen | Hamburg, Germany |
| 13th April | 15th OSM Delhi Mapping Party | Delhi, Delhi, India |
| 14th April | OpenStreetMap x Wikidata Taipei #75 | Chengnei, Taipei, Taiwan |
| 15th April | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15th April | 187. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15th April | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 16th April | 74. Wiener OSM-Stammtisch | Vienna, Austria |
| 22nd April | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24th April | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 30th April | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 4th May | 16th OSM Delhi Mapping Party (Online) | Delhi, India |
| 6th May | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 11th May | 16th OSM Delhi Mapping Party | Delhi, India |
| 12th May | OpenStreetMap x Wikidata Taipei #76 | Chengnei, Taipei, Taiwan |
| 13th May | Hamburger Mappertreffen | Hamburg, Germany |
| 14th May | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 16th–18th May | FOSSGIS-OSM-Communitytreffen im Linuxhotel | Essen, North Rhine-Westphalia, Germany |
| 17th May | Microcartopartie Estrablin (38) | Estrablin, Auvergne-Rhône-Alpes, France |
| 20th May | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 20th May | 188. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 20th May | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 28th May | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 29th May | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 3rd June | OSM Treffen Salzburg | Salzburg, Salzburg, Austria |
| 9th June | OpenStreetMap x Wikidata Taipei #77 | Chengnei, Taipei, Taiwan |
| 12th June | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 12th June | 17. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 17th June | 188. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17th June | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 19th–21st June | State of the Map US | Boston, Massachusetts, United States |
| 26th June | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 27th June | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 14th–20th July | FOSS4G Europe 2025 | Mostar, Federation of Bosnia and Herzegovina, Bosnia and Herzegovina |
| 14th July | OpenStreetMap x Wikidata Taipei #78 | Chengnei, Taipei, Taiwan |
| 15th July | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 24th July | 75. Wiener OSM-Stammtisch | Vienna, Austria |
| 31st July | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 11th August | OpenStreetMap x Wikidata Taipei #79 | Chengnei, Taipei, Taiwan |
| 19th August | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 28th August | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 15th September | OpenStreetMap x Wikidata Taipei #80 | Chengnei, Taipei, Taiwan |
| 16th September | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 17th–18th September | Jornadas de SIG Libre / SOTM España | Girona, Catalonia, Spain |
| 17th September | 18. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 25th September | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 3rd–5th October | State of the Map 2025 | Quezon City, Philippines |
| 13th October | OpenStreetMap x Wikidata Taipei #81 | Chengnei, Taipei, Taiwan |
| 21st October | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 22nd October | 76. Wiener OSM-Stammtisch | Vienna, Austria |
| 10th November | OpenStreetMap x Wikidata Taipei #82 | Chengnei, Taipei, Taiwan |
| 18th November | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 8th December | OpenStreetMap x Wikidata Taipei #83 | Chengnei, Taipei, Taiwan |
| 16th December | Lüneburger Mappertreffen | Lüneburg, Lower Saxony, Germany |
| 18th December | 19. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
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