| 24th–30th September | Mapathon - Maricá City | Maricá, Rio de Janeiro, Brazil |
| 26th September | South Bay Map Night | San Jose, California, United States |
| 27th September | Missing Maps Mapathon Berlin | Berlin, Germany |
| 27th September | London pub meet-up | London, England, United Kingdom |
| 28th September | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 28th September | 4. Treffen Aachener Stammtisch 2.0 | Aachen, North Rhine-Westphalia, Germany |
| 28th September | 135. OSM-Stammtisch für Lübeck und Umgebung | Lübeck, Schleswig-Holstein, Germany |
| 29th September | Düsseldorfer OpenStreetMap-Treffen | Dusseldorf, North Rhine-Westphalia, Germany |
| 30th September | Pré-Conferência - State of the Map Brasil 2023 | Curitiba, Paraná, Brazil |
| 30th September–1st October | Karlsruhe Hack Weekend September 2023 | Karlsruhe, Baden-Württemberg, Germany |
| 30th September | OpenStreetMap x Pionir #2 | City of Kikinda, Vojvodina, Serbia |
| 1st October | A Synesthete's Atlas + Some 3d Color/Light/Motion Experiments | Portland, Maine, United States |
| 2nd–4th October | State of the Map Brasil 2023 | Curitiba, Paraná, Brazil |
| 2nd October | A Synesthete's Atlas: Performing Cartography | Gorham, Maine, United States |
| 3rd October | Missing Maps London Mapathon |
| 4th October | OSMF Engineering Working Group meeting |
| 4th October | MapRVA Happy Hour |
| 4th October | Geomob Lisbon | Lisbon, Portugal |
| 8th October | Social mapping Sunday: Beckenham | Western Australia, Australia |
| 8th October | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 9th October | Mapathon débutant saison 23/24 CartONG | Chambéry, Auvergne-Rhône-Alpes, France |
| 10th October | Osm2pgsql Virtual Meetup |
| 10th October | South Bay Map Night | San Jose, California, United States |
| 10th October | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 11th–14th October | State of the Map Nigeria 2023 | Abuja, Federal Capital Territory, Nigeria |
| 11th October | OSM-Stammtisch | Zurich, Zurich, Switzerland |
| 12th October | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 14th–15th October | OSM Hackweekend Berlin 10/2023 | Berlin, Germany |
| 14th October | Journey to the Centers of Michigan | Michigan, United States |
| 14th October | A Synesthete’s Atlas: Cartographic Improvisations Between Eric Theise and Trē Seguritan Abalos | Pittsburgh, Pennsylvania, United States |
| 16th–20th October | FOSS4G SotM Oceania 2023 Conference | Auckland, Auckland, New Zealand |
| 17th October | 168. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17th October | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 23rd October | Mapathon débutant saison 23/24 CartONG | Chambéry, Auvergne-Rhône-Alpes, France |
| 24th October | South Bay Map Night | San Jose, California, United States |
| 25th October | 69. Wiener Stammtisch | Vienna, Austria |
| 25th October | Düsseldorfer OpenStreetMap-Treffen | Dusseldorf, North Rhine-Westphalia, Germany |
| 26th October | 136. OSM-Stammtisch für Lübeck und Umgebung | Lübeck, Schleswig-Holstein, Germany |
| 7th November | South Bay Map Night | San Jose, California, United States |
| 8th November | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 10th–12th November | State of the Map EU 2023 | Berchem, Antwerp, Antwerp, Belgium |
| 12th November | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 13th November | Mapathon débutant saison 23/24 CartONG | Chambéry, Auvergne-Rhône-Alpes, France |
| 16th–18th November | SOTM Asia | Bangkok, Bangkok, Thailand |
| 21st November | South Bay Map Night | San Jose, California, United States |
| 21st November | 169. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21st November | Réunions des contributeurs | Weyler, Arlon, Luxembourg, Belgium |
| 21st November | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 22nd November | OSM-Stammtisch Köln | Cologne, North Rhine-Westphalia, Germany |
| 23rd November | 137. OSM-Stammtisch für Lübeck und Umgebung | Lübeck, Schleswig-Holstein, Germany |
| 24th–26th November | FOSSGIS-OSM-Communitytreffen 2023 Nummer 20 | Essen, North Rhine-Westphalia, Germany |
| 27th November | Mapathon débutant saison 23/24 CartONG | Chambéry, Auvergne-Rhône-Alpes, France |
| 29th November | Düsseldorfer OpenStreetMap-Treffen | Dusseldorf, North Rhine-Westphalia, Germany |
| 1st–3rd December | State of the Map Africa 2023 | Yaoundé, Centre, Cameroon |
| 11th December | Mapathon débutant saison 23/24 CartONG | Chambéry, Auvergne-Rhône-Alpes, France |
| 13th December | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 13th December | 11. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 14th December | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 19th December | 170. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 19th December | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 29th December | Düsseldorfer OpenStreetMap-Treffen | Dusseldorf, North Rhine-Westphalia, Germany |
| 9th January | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 13th January | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 13th February | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 14th March | 12. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 15th March | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 15th April | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 16th May | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 16th June | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 19th June | 13. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 17th July | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 17th August | OSM-Stammtisch Hannover | Hanover, Lower Saxony, Germany |
| 11th September | 14. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 18th December | 15. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
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