Maptime HQ @maptime.bsky.social #Maptime is global, decentralized community of local chapters that provide hands-on, beginner-focused workshops for learning about maps and geospatial technology.
Development Seed @developmentseed.org Winning with Open Data
Christoph Rieke @chrieke.bsky.social geo. space. tech. geopolitics.
Nicolas Lambert @neocarto.bsky.social Front-end cartographer. Research Engineer in Geographic Information Science at CNRS & UAR RIATE. Author of Mad Maps (2019) and Practical Handbook of Thematic Cartography (2020). Observablehq ambassador.
See https://neocartocnrs.observablehq.cloud/cv/
Sarah Bell @sarahbell.bsky.social Cartography • Geo-visualization • Geo-Scientist • Esri
Keynote speaker • Rock climber • behance.net/sarahbellmaps
DuckDB @duckdb.org DuckDB is an analytical in-process SQL database management system. "DuckDB" and the DuckDB logo are registered trademarks of the DuckDB Foundation.
Yuri Astrakhan @nyurik.bsky.social Maps, Rust, DataViz, DBs, OSM. Co-founder of MapLibre. Author of Wikipedia API/maps/graphs. Former principle engineer at Elastic, now at Rivian.
FOSS4G North America @foss4gna.bsky.social https://www.foss4gna.org/
Joris Van den Bossche @jorisvandenbossche.bsky.social Open source #python software developer and teacher. Pandas core developer. GeoPandas and Shapely maintainer. Apache Arrow PMC.
Software engineer at fused.io
Davis Bennett @davisvbennett.bsky.social Open source software developer. I spend a lot of time working on Zarr. Formerly worked on bioimaging data stuff @hhmijanelia.bsky.social
Felix Palmer @felixpalmer.bsky.social deck.gl maintainer · Creator of A5, the pentagonal geospatial index · a5geo.org
OpenGeoHub Foundation @opengeohub.bsky.social Connect - Create - Share - Repeat. A not-for-profit research foundation. We promote Open Dev communities.
🌐 https://opengeohub.org/
Joe Flasher @joeflasher.com Working at Amazon to support the betterment of environmental equity. Living in Munich, Germany. 
Hamed Alemohammad @hamedalemo.bsky.social Asoc. Prof. @ClarkUniversity. Director @ClarkCGA. Prev @OurRadiantEarth @MIT @MIT_CEE. Views are my own.
Bruno Sanchez-Andrade Nuno @brunosan.bsky.social Scientist. ED of Clay, #AIforEarth. Ex MSFT Planetary Computer, Chief Scientist Mapbox, Satellogic VP, World Bank, Rocket scientist postdoc, astrophysics PhD. 📍 Copenhagen. Dad to Sela and Paz, with Emma.
Qiusheng Wu @giswqs.bsky.social Associate Professor @UTKnoxville | Amazon Scholar | Creator of #geemap & #leafmap | Talk about #Geospatial #GeoPython #DataViz #GIS #FOSS #EarthEngine
Marena @marenab.bsky.social DevRel @ Mapbox
X handle @Marena_B
LinkedIn linkedin.com/in/marena-b-smith/
Bryan Housel @bhousel.bsky.social maintainer of Rapid editor and other open source mapping curios
@morganherlocker.bsky.social @morganherlocker.bsky.social 🤖🛰️ maps, simulation, rf, etc.
https://morganherlocker.com/
Max Lenormand @maxlenormand.bsky.social Geospatial Data Scientist & Podcaster
I’m curious about the modern mapping & satellite imagery world
Podcast: https://www.mindsbehindmaps.com
Videos about maps: https://youtube.com/@maxlenormand
Source Cooperative @source.coop A data publishing utility from @radiant.earth. Currently in beta.
https://source.coop
Felt @felt.com World's best cloud-native GIS
Earth Genome @earthgenome.org We build technology to create data, apply science, influence, guide and measure effective actions on the most pressing climate and conservation issues of our times.
https://Earthgenome.org
Oliver Wipfli @oliverwipfli.ch 
Bert Spaan @bertspaan.nl cartography + data + visualization // building https://allmaps.org // freelance creative technologist
OSGeo Oceania @osgeo-oceania.org Mission: Foster the growth of a vibrant open geospatial community in Oceania (and beyond).
Open Source Geospatial Foundation @osgeo.bsky.social The OSGeo is a not-for-profit organization whose mission is to foster global adoption of open geospatial technology by being an inclusive software foundation devoted to an open philosophy and participatory community driven development.
NORTH51 Conference @north51conference.bsky.social A company agnostic ideas conference, pushing the boundaries of the traditional geospatial industry.
April 23-25, 2025 | Canadian Rockies | n51.ca
Hosted by @sparkgeo.bsky.social and @gno-sys.bsky.social
Thomas Gratier @thomasg77.bsky.social Freelance SIG libres, OSM & OpenData /w JS & Python. Auteur livre OpenLayers. Pro Webgeodatavore
+ http://formation-openlayers.fr Coopère ouvre-boites
Landsat 🛰️ @landsat.bsky.social 🛰️📡 Unofficial mirror/fan account for the Landsat Program, a series of Earth-observing satellites co-managed by USGS & NASA, imaging the Earth since 1972. Posts do not necessarily reflect the views of USGS or NASA.
Alan McConchie @mappingmashups.net Was @mappingmashups on Twitter. Now I’m all-in on Mastodon, so go follow me there: https://subdued.social/@alan
Just here to run the socials for @stamen.com and to nag you all to join Mastodon.
Advocate of the #BellinghamWA hashtag
Ian Schuler @ianschuler.bsky.social CEO @developmentseed.org
Still a big fan of Freedom, but not in a shitty way
Mapbox @mapbox.com Mapbox powers navigation for people, packages, and vehicles everywhere.
www.mapbox.com
Register for BUILD with Mapbox: https://www.mapbox.com/build
MapAction @mapaction.bsky.social Official MapAction Bluesky Account. MapAction brings the power of professional mapping and geospatial analysis to humanitarian crises and preparedness. UK registered charity operating worldwide.
Follows don't equal endorsements.
Chris Holmes @opencholmes.bsky.social Working towards a Cloud-Native Geospatial future, through involvement in GeoParquet, Planet Labs, Taylor Geospatial Engine, Fiboa, STAC & Source Cooperative.
Alex Leith @ausp.io Father, Open Geospatial Technologist, Digital Earth Architect. Auspatious: https://ausp.io
Paul Ramsey @pwramsey.bsky.social Loving open source software, practicing the piano, moving things around, working @crunchydata.com
More at https://blog.cleverelephant.ca
🚲 Martijn van Exel 🗺️ @osm.lol Salt Lake City, OpenStreetMap, bikepacking, Rhodes, photography (analog and digital), The Netherlands, old computers, vegetarian food, bad jokes. Old school tech guy yelling at cloud.
🌎 vanexel.net / osmutah.org / flickr.com/photos/rhodes
Erica Fischer @enf.bsky.social She is awake. She is not in acute distress. She is well-developed and well-groomed. She is not ill-appearing. Behavior is cooperative. Thought content normal.
Volodymyr Agafonkin @agafonkin.com 🇺🇦 Engineer at Mapbox, creator of Leaflet, open source enthusiast, algorithms geek, speaker, musician (Obiymy Doschu), baker, father of twin girls, Ukrainian
2i2c @2i2c.org A non-profit dedicated to helping communities create and share knowledge with open infrastructure for interactive computing. We work in the open, follow along with our blog here 👉 https://2i2c.org/blog
CNG @cloudnativegeo.org Where geospatial data users create the future together.
Join - cloudnativegeo.org/join
Matthias Mohr @mohr.ws Self-employed software engineer and consultant working on geospatial ☁ solutions. openEO, STAC and cloud-native geo. Also fixing my parents' computers. 🤪
OpenStreetMap @openstreetmap.bsky.social The official Bluesky account of the OpenStreetMap foundation 
𝙼𝚊𝚝𝚝𝚑𝚎𝚠 𝙷𝚊𝚗𝚜𝚘𝚗 @geoskeptic.bsky.social Matthew is just this guy, you know?
Remote sensing, open-source and geospatial @element84
Christopher Beddow @cbed.bsky.social I work on Mapillary, OpenStreetMap, Overture, computational geometry, spatial computing, GIS, and maps at Meta Reality Labs.
🇺🇸 living in 🇨🇭
Blog: https://worldbuilder.substack.com
#openstreetmap #geospatial #switzerland #ski #maps #data
Jed Sundwall @jed.co https://jed.co
Cameron Kruse @camkruse.bsky.social Adventure capitalist seeking high risk high reward adventures. Creative Technologist @EarthGenome and @B2P. Explorer @NatGeo
Anita Graser 🇪🇺🇺🇦🇬🇪 @underdarkgis.fosstodon.org.ap.brid.gy #SpatialDataScience | #MovementDataAnalysis | #OpenSource #Geospatial | @qgis PSC Member | Creator of @movingpandas & #Trajectools | Senior Scientist & Thematic […]
🌉 bridged from ⁂ https://fosstodon.org/@underdarkGIS, follow @ap.brid.gy to interact
aimeeb @yayyyimee.bsky.social geospatial data and cloud engineering @developmentseed.org
Element 84 @element84.com 🚀 Accelerating and 🌲 scaling impactful projects with great software and design. Woman-owned.
Protomaps @protomaps.com The world in a file. Open source!
more: https://protomaps.com
GitHub: https://github.com/protomaps
posts by @bdon.org
Radiant Earth @radiant.earth Increasing shared understanding of our world through community-led initiatives that make data easier to access and use.
radiant.earth
Rodrigo Almeida @rodrigo-gtiff.bsky.social 🛰️ 🌍 🤖 Climate and Weather AI researcher @aifraunhoferhhi.bsky.social
🌈 he/him
Sajjad Anwar @geohacker.in Maps. Coffee. Engineering & Growth
@developmentseed.org. Previously @Mapbox.com.
📍Bangalore, India
Ian Dees @iandees.bsky.social St Paul, Maps, Data.
Kyle Barron @kylebarron.dev Creating the next generation of geospatial data tools for Python & the browser with GeoArrow, GeoParquet & GeoRust @developmentseed | he/him 🌈
Sanjay Bhangar @batpad.bsky.social Developer @ Development Seed
I like making things with maps and video in web browsers.
Also:
https://studio.camp
https://pad.ma
Rudo @rudokemper.com Geographer & technologist working on digital tools for participatory mapping and data sovereignty.
Also on Mastodon: fosstodon.org/@rudo
Brandon ℒⅈ∪ @bdon.org building a new map of the world at @protomaps.com
cartographic tools, neogeography, systems programming, @recursecenter.bsky.social, https://80s.nyc
https://bdon.org
https://www.are.na/bdon
https://github.com/bdon
📍 NYC
FOSSGIS-Verein @fossgis-verein.bsky.social Der FOSSGIS e.V. hat das Ziel Freie Software aus dem GIS-Bereich und Freie Geodaten zu fördern. Der FOSSGIS e.V. ist ein eingetragener und gemeinnütziger Verein. Der FOSSGIS e.V. veranstaltet jedes Jahr die FOSSGIS-Konferenz.
Impressum: https://fossgis.de
Dennis Luxen @dennisluxen.de Last cowboy in town
Stamen Design @stamen.com We are a data visualization and cartography studio with over 20 years of experience helping people find and tell more beautiful stories with data. Learn more at stamen.com
Mastodon: vis.social/@stamen
HeiGIT @heigit.org Open-source geoinformation, methods and software for the benefit of the environment and society.
---
This is the official account of HeiGIT (Heidelberg Institute for Geoinformation Technology) at Heidelberg University.
Check us out at https://heigit.org/
katja hafi @katjahafi.bsky.social Geographin, FOSS-Fan, Netzwerkerin...
Ich arbeite beim FOSSGIS e.V.
Joseph Dombroski @jwdomb.com Building machine learning models and hoarding GIS data. Still doing UX/IA, too. “He expected so much more than the world could offer.” 
Brendan Farrell @brendan8229.bsky.social Founder of Clockwork Micro
Scarysize @scarysize.com Find me on https://franz.hamburg- F @fresv.bsky.social @fresv.bsky.social
Kenneth Field @kennethfield.bsky.social Cartography is my passion & profession. Author of CARTOGRAPHY. & THEMATIC MAPPING. Maps+drums+snowboards+footy+sarcasm. 🇬🇧 in 🇺🇸 Views mine. links.esri.com/mappyhour
Erik @nerik.bsky.social Maps, dataviz, renewables, climate, oceans, forests ❈ Dataviz engineer @ Octopus Energy
❈ Founder http://satellitestud.io
Michal Migurski @mike.teczno.com Oakland, Maps, Bikes, etc. Also @migurski@mastodon.social and formerly @migurski on the birdsite. 
Heather Leson @heatherleson.bsky.social Imagine this world if we all lent a hand. Strategy, Engagement, Open Source, Open Organizations, Humanitarian. OSMF/HOTOSM. about.me/heather_leson
Kiri Carini @kiricarini.com Geospatial Communicator.
Data + Stories for @developmentseed.org
@osmus.bsky.social Board Member
Hiking shenanigans. Desert dweller.
Bill Dollins @geobabbler.bsky.social Runner. Coder. Database hacker. Accidental geographer. Perpetual novice. Chaotic neutral.
Bert Temme @berttemme.bsky.social