Caspar David Niedlich @cdniedlich.bsky.social ••• Kalauer-Connaisseur und Flachwitz-Aficionado ••• Unbekannt aus Film, Funk und Fernsehen •••
GrapheneOS @grapheneos.org Open source privacy and security focused mobile OS with Android app compatibility.
https://grapheneos.org/
Matthias Huss @matthias-huss.bsky.social glaciologist @ethzurich and @wslresearch.bsky.social, head of GLAMOS, passionate about mountains
Alex Wellerstein @wellerstein.bsky.social Nuclear historian. Professor at Stevens Institute of Technology. Visiting researcher at Nuclear Knowledges program, Sciences Po (Paris). Author of THE MOST AWFUL RESPONSIBILITY (2025). Creator of NUKEMAP. Blogging at https://doomsdaymachines.net.
Aubrey Gordon @yrfatfriend.bsky.social Cohost of @maintenancephase.bsky.social. Author of WHAT WE DON'T TALK ABOUT WHEN WE TALK ABOUT FAT and YOU JUST NEED TO LOSE WEIGHT. Subject of @yrfatfriendfilm.bsky.social. She/her/hers. Photo by the wonderful Josh Coen. yrfatfriend@gmail.com
EMILY WILSON @emilyrcwilson.bsky.social https://emily613.substack.com/
Leo Fischer @leogfischer.eurosky.social kann nicht aufhören zu skeeten
(er/ihm)
Drusilla Adeline (aka Sister Hyde) @sisterhyde.bsky.social Poster Artist / Filmmaker / Podcastrix (Bloodhaus)
SisterHydeDesign.com
Zanny Minton Beddoes @zannymb.economist.com Editor-in-chief at The Economist
Carlos Hanimann @crlshnm.bsky.social 📝 reporter @republik.ch || 🎙️ podcast @diasboah https://diasboah.podigee.io || 📚 books https://echtzeit.ch/autor/carlos-hanimann || 📲 contact: https://www.republik.ch/~chanimann
Claire Willett @clairewillett.bsky.social Chaos Muppet. Raconteuse. The internet’s gay Catholic aunt. Playwright, novelist, arts journalist, grantwriter. Archbishop of Bluesky. Schism enthusiast. Never not thinking about Star Trek. Long threads, all caps, can’t lose.
LeeWas @leewas.bsky.social Data science and public opinion analysis --- http://leewas.ch
Lucas Leemann @lucasleemann.bsky.social Professor University of Zurich @ipz.bsky.social — interested in comparative politics & data science — representation, participation, direct democracy — @leewas.bsky.social — @bjpols.bsky.social — DigDemLab — Co-founder of
https://leewas.ch/
Amir_Intel @amirintel.bsky.social #OSINT | #GEOINT | Ukraine and Syria Conflict | 3D printing | New techs
Cengiz Karabulut @cengizkarabulut.bsky.social GEOlNT Officer of lOSl Global
IOSI GLOBAL : iosi.global
IOSI MEDIA : media.iosi.global/
GEOINT : geoint.iosi.global
Linkedin : https://www.linkedin.com/in/cengiz-karabulut-46789933/
Jake Godin @godin.bsky.social Senior Researcher, Bellingcat. Previously at Scripps News. 
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
Weird Spy Satellite @weirdsatellite.bsky.social Weird Spy Satellite Imagery. A speculative surveillance bot by @samplereality.bsky.social. Posts self-destruct for security reasons.
OSINT Intuit™ @urikikaski.bsky.social Clinical, unsparing, quietly damning OSINT analysis of geopolitical events. Providing timely context before the narrative war begins.
Kevin Rothrock @kevinrothrock.me Russia watcher supreme at @meduza.io. (All skeets here are my views alone.) Ugly American based in Portland, Oregon. Signal: @KevinRothrock.01 / Find all my junk here: https://linktr.ee/kevinrothrock
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
Defmon3 @defmon3.bsky.social 
Diego Souza @drodsouza.bsky.social Husband, father of Esther, Daniel and Thomas. Electronics Enginner at INPE - Brazil.
Laura Gerrish @lauragerrish.bsky.social GIS and Mapping Specialist at the British Antarctic Survey. Interested in cartography, data visualisation, remote sensing and glaciology ❄️
Robbi Bishop-Taylor 🛰️🌏 @satellitesci.bsky.social Coastal Earth Observation Scientist from Canberra, Australia. Using satellite remote sensing 🛰️, open-source geospatial 🔓🗺️, Python + R 🧑💻 and dataviz 🎨 to map the earth through space + time... 🌏
Morgan Crowley, PhD @morganahcrowley.bsky.social Forest Fire Research Scientist with Canadian Forest Service 🔥🌲🌳 and the WildFireSat mission 🚀🛰 📡 | Advancing how we use satellites to monitor fires and their impacts | Woman in Remote Sensing | Mother in Science 💻👩💻👩🔬🧪 | she/hers | celiac | 📚🎵🎶👟☕️ | 🇨🇦🇺🇸
Copernicus ECMWF @copernicusecmwf.bsky.social The #CopernicusClimate Change Service (#C3S) & #CopernicusAtmosphere Monitoring Service (CAMS), implemented by @ecmwf.int on behalf of the @ec.europa.eu.
Robert Simmon @rsimmon.bsky.social Data Visualization. Ex-Planet & NASA Earth Observatory. Blue Marble, Earth at Night, color, cartography, occasionally skewed views of Earth. Looking for a job.
Qiusheng Wu @giswqs.bsky.social Associate Professor @UTKnoxville | Amazon Scholar | Creator of #geemap & #leafmap | Talk about #Geospatial #GeoPython #DataViz #GIS #FOSS #EarthEngine
Michele Tobias, PhD @micheletobias.bsky.social California Beach Biogeography & Geomorphology, Geospatial Data Science, Cartography, Open Source, UC Davis Library's keeper of the maps she/her
OSGeo FOSS4G #gischat #maptimeDavis
Pierre Markuse @pierremarkuse.bsky.social Never stop being curious! Mostly optical remote sensing🛰️ with a focus on #wildfires🔥 and #SciComm. Some #wx . Sat images on Flickr ▶️ https://flickr.com/photos/pierre_markuse/
Linktree ▶️ https://linktr.ee/pierre_markuse
Kate Fickas @katefickas.bsky.social Esri Director of Imagery and Remote Sensing. Pixel pusher. Community builder. 
Niklas Jordan @niklasjordan.com Geologist, working on safer communities.
🔥 #ClimateRisks, #NaturalHazards & #DRR
🌊 #FloodRisk Management
🛰️ #EarthObservation & #GIS
⚠️ #RiskComm
🚨 Volunteer in Danish Emergency Service ( #GreySky )
Also in 🏀, ⛵️, 🏃 and 👨🌾. 🇩🇪 in 🇩🇰.
👉 niklasjordan.com
Mark Parrington @mparrington.bsky.social ECMWF senior scientist working on monitoring global #wildfire emissions, #airquality, atmospheric chemistry & #scicomm for the #CopernicusAtmosphere Monitoring Service @copernicusecmwf.bsky.social @ecmwf.int
Sérgio OSMsmaprs @sergioajv1.bsky.social Architect; 🛰️Satellites, 🗺️Maps & 🌐Geospatial - Porto Alegre, Brazil. (X: @sergioajv1)
Andrew Cutts @map-andrew.bsky.social Geospatial freelancer http://www.acgeospatial.co.uk/ Earth Observation #eochat
Hugh Pumphrey @hughpumphrey.bsky.social Retired from Sch. of GeoSciences, Uni. of Edinburgh, UK. Still works a bit on https://mls.jpl.nasa.gov/ . Walking, singing, Linux, bellringing, astronomy, geology, geophysics and meteorology. Dislikes extreme right or leftwing politics and nationalism.
Geoff Smith @drgeoffsmith.bsky.social Earth Observation consultant in the UK, but strong links to EU and Copernicus for land monitoring. Director and consultant at Specto Natura (http://www.specto-natura.co.uk/).
Christoph Rieke @chrieke.bsky.social geo. space. tech. geopolitics.
EUMETSAT @eumetsat.int European operational #satellite agency for monitoring weather, #climate and the environment from #space 🛰
eumetsat.int
Gregory Giuliani @greggiuliani.bsky.social Earth Observations enthusiast, Environmentalist, Land Change Science & Climate impacts |
Senior Lecturer at the Institute for Environmental Sciences of the University of Geneva, Switzerland.
Rohit Mukherjee @rohitmukherjee.space post doc Pacific Northwest NL
prev postdoc social pixel lab UofArizona
phd Ohio State Geography
urban environments, vegetation, flooding, built-up using satellites + deep learning
http://rohitmukherjee.space
Eric Jensen @rangespatialist.bsky.social Geospatial Data Scientist at Desert Research Institute and ClimateEngine.org 🛰️ | Spatial data in climate and conservation 📊🌐🌱 | #EarthEngine @GoogleDevExpert | #RStats #Python
https://t.mbjms.com/331727/4080/0?po=6456&aff_sub5=SF_006OG000004lmDN
Jonathan Bamber @jlbamber.bsky.social Professor of Earth Observation and glaciology at University of Bristol and Technical University Munich. Open Access advocate, sports fanatic, European.
Ricardo Barros Lourenço @rblourenco.bsky.social Applied Research Scientist at PUC-Rio 🇧🇷 | AI4Science · Geospatial ML · Climate | Comms Editor, @envdatascience.bsky.social (@universitypress.cambridge.org) | ex-IBM Research · ex-Banco do Brasil | Fulbright-CAPES BSMP Scholar
Glenn Moncrieff @gmoncrieff.bsky.social Spatial Data Science @ TNC.
Maps, Remote Sensing, ML and Biodiversity.
⛰️ 🌊 🌵 🇿🇦
Edna Dualeh @ednadualeh.bsky.social Remote sensing fellow at University of Bristol looking at volcano deformation using SAR data. 🛰️
Pete Gadomski @gadom.ski Geospatial open source @developmentseed.org
https://github.com/gadomski
https://www.gadom.ski/
Bill Dollins @geobabbler.bsky.social Runner. Coder. Database hacker. Accidental geographer. Perpetual novice. Chaotic neutral.
Alex @wildintellect.com Geospatial Data Engineer/Scientist Phd, Technologist, Photographer doing Open Source, Open Data, Open Science. @developmentseed.org
Kiri Carini @kiricarini.com Geospatial Communicator.
Data + Stories for @developmentseed.org
@osmus.bsky.social Board Member
Hiking shenanigans. Desert dweller.
Ian Schuler @ianschuler.bsky.social CEO @developmentseed.org
Still a big fan of Freedom, but not in a shitty way
Cartonaut @cartonaut.bsky.social @cartonaut elswhere
Map-o-phile / GIS wrangler / M.S. GIS / GISP / mischief / 🗺️ / solvitur ambulando
Chris Marx - @chrismarx@mapstodon.space @chris-marx.bsky.social Geo tech consultant for conservation/ecology. PostGIS, Mapbox, Typescript, React, NestJs, QGIS, DuckDb, AWS/GCP, D3, Angular. Sr Software Engineer
@zevross
Ana Leticia 📍 @analeticia.bsky.social #Geospatial enthusiast 🌍❤️🗺
Bart @6artvde.bsky.social Geospatial web developer / solution architect. Biggest hobbies are Zimbabwean stone sculpture, hiking, running and PSV Eindhoven.
Stephan Meißl @stephan.meissl.name free and open source software, open data, maps, space, entrepreneurish, at @eox.at, skiing, climbing, occasionally Sherlock
Tee "Effin" Barr 🏳️⚧️ 🗺️ 🌊🌀🔥 @spatialtee.bsky.social Geospatial Disastertech | Climatetech | Insurtech | Leadership
Chris Lyons @spatialtechguy.bsky.social 💻GIS Developer|📸 Capturing Earths beauty| 🗺️ Mapping the world | 🥃Bourbon enthusiast| Geodatabase Wrangler
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
Russell Mercer @getspatial.bsky.social Cartographer, data nerd. San Diego by way of Seattle. FOSS4G. Love my family, dancing, and travel. Need to do more of the last 2!
Getspatial.com
Hamish @polemic.nz Avondalian code-wrangler-wrangler • maps / data / product • 63D3 ADE1 5625 3865 • Engineering Manager • Opiskellen suomea • Ex @polemic on the bird app
Alex Leith @ausp.io Father, Open Geospatial Technologist, Digital Earth Architect. Auspatious: https://ausp.io
Darren Wiens @darrenwiens.github.io Geospatial dev sharing proofs of concept and other map weirdness. Skeets my own, sadly.
Carrie Adair @carrieis.bsky.social GIS Geek • Cartographer working in the post wildfire landscape.
Tristan Damron @geocml.com Founder of The geoCML Project // Posts are my own // Portland, OR 🌲
GIS is for the people 🌎✌️
geocml.com
Marco Wolsza @maawoo.bsky.social 📖 PhD student @ University of Jena
🌍 Earth Observation, SAR, Savanna Ecosystems
🌐 Open Software, Data & Science
@spymasterblake.bsky.social @spymasterblake.bsky.social 
The hedgehog @the-hedgehog.bsky.social #nafo
#osint
#hedgehog
Just a hedgehog that follows the war in Ukraine. I post stuff I find interesting. I sometimes write newsletter about the war, I am bad at keeping up with it.
Very little fluff, almost exclusively war stuff
Elon Musk's Jet Tracking @elonjet.net ElonJet | Tracking Elon Musk’s Jet by @jacks.grndcntrl.net
Also follow @spacexjets.grndcntrl.net
Institute for the Study of War @thestudyofwar.bsky.social ISW is a policy research organization focused on U.S. national security. Email: press@understandingwar.org. For more: https://linktr.ee/understandingwar
UK Defence Journal @ukdefencejournal.org.uk One of the UK's largest independent defence and technology news websites.
ukdefencejournal.org.uk
H I Sutton @covertshores.bsky.social Independent Defense Analysis, Unconventional Naval Warfare, author, submarines, #OSINT, illustrations. Mostly typos
http://www.hisutton.com/
Emma Smith @ameliairheart.bsky.social 🏳️⚧️ she/her
Alex Luck @alxluck.bsky.social Chinese Military. Bundeswehr/NATO. MA Pol Sci/History. Cats, dogs, motorcycles. Überbringer schlechter Nachrichten. Analysis@ NavalNews.com. Contributor@ hartpunkt.de. Previous articles at FPRI.org.
MT Anderson @mtanderson.bsky.social 🇺🇸 husband, girl dad, son, brother 🇺🇸
••• Opinions are my own •••
Decker Eveleth @dexeve.bsky.social PRC and DPRK strategic forces analyst with CNA. BA Reed College, MA Middlebury Institute. NSF GRFP. 
Lia Wong 🧃 @liaofthebay.bauhinia.club Hongkonger | Questionable defense takes | 'The truth is, no one of us can be free until everybody is free.' | Computer fan | Geolocation enjoyer | She/Her
Thord Are Iversen @thelookout.bsky.social Military and defense issues, as seen from NATOs northern flank.
Special interest: The Russian Navy.
Independent Defense Analyst, all analysis and opinions are my own
MarQs__ @marqs.bsky.social 
Bosphorus Observer @yoruk.bsky.social Obsessive ship-spotting by the Bosphorus -.-. .-. .. -- . .- / .. ... / ..- -.- .-. .- .. -. . 50501
Hans Kristensen @nukestrat.bsky.social Director, Nuclear Information Project, Federation of American Scientists. Tracking nuclear arsenals, co-author of Nuclear Notebook, SIPRI Yearbook. Opinions my own.
Website: https://fas.org/initiative/nuclear-information-project/
Jack Margolin @jackmargolin.bsky.social Personal acct. Conflict finance, guns, crime in data/PAI . I tweet on E. Europe, E. Africa, civil wars, and black metal.
Brady Africk @bradyafr.bsky.social Data, maps, and satellite imagery 🛰🌻🔭
viewsfromabove.bradyafrick.com
Matt Korda @mattkorda.bsky.social I count nukes for the Federation of American Scientists + the Stockholm International Peace Research Institute. 🇨🇦 Views my own.
Steffan Watkins 🇨🇦 @steffanwatkins.bsky.social I'm a writer and research consultant specializing in tracking ships and planes using publicly available information.
https://www.patreon.com/SteffanWatkins
David Burbach 🇺🇸 @dburbach.bsky.social Prof. National Security and International Relations. Space security, civil-military relations. Cats, science, photography for fun. Providence RI; Oregon at heart! Personal views ONLY; no govt resources used. Assoc Ed @TNSR.org
TheIntelFrog @theintelfrog.bsky.social AvGeek, MilAir, ADS-B, OSINT
Jamming @jamming.bsky.social Tracking Military Aircraft & Activity in Northern Europe, as therapy to feel safe in the Baltics. I am PRO NATO & EU. I have no military background
The War Monitor @warmonitor.net Questioning questionable political and geopolitical events. OSINT. Fact checker. Exposing corruption. Anti-fascist. Pro Ukraine. The original War Monitor (Twitter 2013).
Aircraft Spots @aircraftspots.bsky.social Monitoring strategic military air movements.
@saturnax1.bsky.social @saturnax1.bsky.social Pensate Profunde. All things submarines!
Digital Naval Photo Collection | Naval News
- Coffee: https://buymeacoffee.com/matussmutnb
- My TWZ articles: https://www.twz.com/authors/matus-smutny
- My AstroBin: https://app.astrobin.com/u/Saturnax#gallery
WarshipCam @warshipcam.bsky.social Watching webcams & social media for views of combat ships - happy to share photos with full credit given.
### NO POLITICS PLEASE ###
IntelWalrus @intelwalrus.bsky.social A pinniped doing open source research. Will geolocate things for fish.
Bizjets of War @bizjetsofwar.bsky.social Generally posting about business jets modified for intelligence, surveillance and/or reconnaissance missions.
Questions or tips? Anonymous contact always possible via DM or email: bizjetsofwar.contact@proton.me
Dinlas @dinlas3.bsky.social 🧐 #OSINT I ✈️Spotter | 🛰️Geospatial Analyst | Focus on እናት ሀገር 🇪🇹
AvScanNZ @avscannz.bsky.social Flight tracking & open source investigation, weather nerdologist & photography. ND
wip. @altw.bsky.social flight tracking and aviation, occasionally other osint resources of relevance and interest - blog for personal / highlighted posts & banner image credit: https://altwip.blogspot.com
Joseph.W 約瑟 @josephwen.bsky.social 夜幕覆蓋華北平原 憂傷浸透她的臉
| Document any publicly available intelligence about PLA |
#OSINT #IMINT #GEOINT #PLA 🇹🇼
WarTranslated (Dmitri) @wartranslated.bsky.social 🇪🇪 Estonian blogger focusing on Russia/Ukraine | 18+ version: https://t.me/wartranslated | Glory to #Ukraine!