TEGNicholas.bsky.social @tegnicholas.bsky.social Open-Source Software for science at Earthmover.io, built on Pangeo.io.
One of many xarray.dev core devs. https://tom-nicholas.com/
Previously dabbled in oceanography at [C]Worthy and Columbia Uni., originally did fusion plasma physics.
Bokeh @bokeh.org Bokeh is an interactive data visualization library targeting modern browsers for presentation. Bokeh helps you create interactive plots, dashboards + data apps using Python.
Quansight @quansight.com Forging the bridge between enterprise innovation and open source sustainability.
Simon Høxbro Hansen @hoxbro.bsky.social Maintainer of the HoloViz Python packages: datashader, HoloViews, hvplot, and Panel.
Github: https://github.com/hoxbro
Panel @panel.holoviz.org The powerful data exploration & web app framework for Python 🐍
Laurent Perrinet @laurentperrinet.bsky.social Computational neuroscientist specialized in large scale neural network models of vision, perception and action @ CNRS / Aix-Marseille Université.
Antonio Cuni @antocuni.bsky.social SPy creator, HPy founder, PyPy core dev, PyScript core dev, doing Python, compilers and WASM stuff at @anacondainc.bsky.social
Also on:
- github.com/antocuni
- https://mastodon.social/@antocuni
- https://twitter.com/antocuni
Pangeo @pangeo.io A community for open, reproducible, scalable geoscience. Join us at https://www.pangeo.io/
@mrocklin.bsky.social @mrocklin.bsky.social 
PyTexas Foundation @pytexas.org Official account of PyTexas Foundation. PyTexas 2026 conference: April 17 - 19, 2026 in Austin, TX. Monthly virtual meetup 1st Tuesday @ 8:00PM CST in Discord
Python Software Foundation @python.org The nonprofit organization behind the Python programming language. For help with Python code: http://python.org/about/help/
On Mastodon: @ThePSF@fosstodon.org
Julia Signell @jsignell.github.io Working on geospatial open source for @element84.com in Providence RI
Formerly: dask, holoviz, lightning, Philly
@earthcube.bsky.social @earthcube.bsky.social 
Mike @mikemccarty.bsky.social Public school teacher in Brooklyn.
Mets, Jets, Everton, beer, bikes in no particular order.
Rich Signell @rsignell.bsky.social Pangeo and scientific cloud-computing enthusiast. Helping others with adoption via https://opensciencecomputing.com
conda @conda.org conda is a multi-platform and language-agnostic open source package management and environment management ecosystem.
⇒ https://fosstodon.org/@conda
⇒ https://conda.org/
MyST Markdown @mystmd.org Markdown with superpowers for writing scientific 👨🔬 and technical 📈papers. #OpenSource & maintained by Project #Jupyter.
Alexander S. Vindman @avindman.bsky.social Dad. Husband. Vet. Ex NSC/White House Staff.
Heather Cox Richardson (TDPR) @hcrichardson.bsky.social Historian. Author. Professor. Budding Curmudgeon. I study the contrast between image and reality in America, especially in politics.
The Onion @theonion.com America’s Finest News Source. A @globaltetrahedron.bsky.social subsidiary.
Get the paper delivered to your door: membership.theonion.com
Join The Onion Newsletter: https://theonion.com/newsletters/
JoJoFromJerz @jojofromjerz.bsky.social Hey, it’s me… JoJoFromJerz! (My real name is Jo Carducci btw). I’m a mom, a podcaster, a writer, a lover of politics and puns and a true Jersey girl through and through. Check out my Substack (my baby) on my Linktree
https://linktr.ee/jojofromjerz https://
Jannis Leidel @jezdez.dev 🐍 PSF chair & fellow.
🎁 conda and friends at Anaconda.
📦 PyPA & 🎷Jazzband founder.
🕸️ mozilla data, ✍️MDN & 🎻 Django alum.
🚲 Mobilitätswende jetzt!
He/him
Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Fabio Pliger @fpliger.bsky.social Creator of PyScript, writing sw at Anaconda, Inc, really into food, photography, traveling, among other things 
Will McGugan @willmcgugan.bsky.social CEO / Founder of https://textualize.io Hyperborean Python expert, author, humanist, husband, sometimes wildlife photographer. Carbonara aficionado. He/him. 
Carol Willing @willingc.bsky.social Python is forever🐍
Michael Grant @mcgrant.bsky.social Ecumenical BlueSky and Twitter user, just here for the yuks
Hamel Husain @hamel.bsky.social evals evals evals. https://evals.info
Chris Albon @chrisalbon.com 
Charlie Marsh @crmarsh.com Building Astral: Ruff, uv, and other high-performance Python tools, written in Rust.
Jake VanderPlas @jakevdp.bsky.social Write code. Mostly Python.
Russell Keith-Magee @freakboy3742.bsky.social Not really here. Just ensuring that my handle isn't squatted.
Chris Holdgraf @choldgraf.com Executive Director of @2i2c.org
🪐 Jupyter Project distinguished contributor
👬 mybinder.org and hub.jupyter.org team
📚 jupyterbook.org mystmd.org and executablebooks.org
open communities 🙌
open infrastructure 💻
open science 🧪
Michael Kennedy @mkennedy.codes Python enthusiast and entrepreneur. Host of @talkpython.fm and @pythonbytes.fm podcasts, founder of Talk Python Training (https://talkpython.fm/courses). Python Software Foundation Fellow. Writing at https://mkennedy.codes Based in Portland, OR, USA.
Max Grover @mgroverwx.bsky.social Climate, Weather, and Python Nerd at Argonne National Laboratory
OpenTopography @opentopography.org Open access to high-resolution, Earth science-oriented topography data, and related tools & resources. US National Science Foundation supported. #lidar https://www.opentopography.org
Sophia Yang @sophiamyang.bsky.social 
Cat Hicks @grimalkina.bsky.social Author of The Psychology of Software Teams: https://www.drcathicks.com/#book
Applied behavioral science in complex technical systems
she/her 🏳️🌈
Catharsis: https://catharsisinsight.com/
Host at: https://www.changetechnically.fyi/
NetworkX @networkx.bsky.social Python package for the creation, manipulation, and study of the structure, dynamics, and functions of complex networks.
scikit-learn @scikit-learn.org Machine learning in Python • Open Source
https://scikit-learn.org
Galaxy Project @galaxyproject.bsky.social The Galaxy Project powers global life sciences analytics by turning the world’s most advanced cyberinfrastructure into a free, browser-based analysis platform for everyone. https://galaxyproject.org/
@stumpy-dev.bsky.social @stumpy-dev.bsky.social 
Python4DataScience @python4data.science Teaching materials for the cusy training courses on a Python-based data science workflow: https://cusy.io/seminars- N NumPy @numpy.bsky.social
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.
Andrew Sherlock @drewsherlock.bsky.social Founder of ShapeSpace,
Director of Data-Driven Manufacturing @ National Manufacturing Institute Scotland,
Professor at University of Strathclyde
@livepine.bsky.social @livepine.bsky.social 
Philipp Rüdiger @philippjfr.bsky.social 🐍Principal Software Engineer @ Anaconda
⚡Creator of Panel, Lumen AI, hvPlot & Bokeh Maintainer
🏛️ Social Democrat & Anti-Fascist
Jim Crist-Harif @jcristharif.bsky.social 🐍 OSS
Proud Minnesotan. Jewish. Dad. He/Him.
Stephan Hoyer @handle.invalid Building AI climate models at Google. I also contribute to the scientific Python ecosystem, including Xarray, NumPy and JAX.
Opinions are my own, not my employer's.
Project Jupyter @jupyter.org Multi-language interactive computing environments. Jupyter Notebook, JupyterLab and related projects – @mentions not monitored. Open issues on GitHub.
Fernando Pérez @fernandoperez.org Open source, open science, AI in science for earth/ice and healthcare. IPython creator, @projectjupyter.bsky.social and 2i2c.org co-founder.
Prof @ UC Berkeley Stats, director of @ucbids.bsky.social, co-director @schmidtdse.bsky.social; LBL scientist.
matplotlib @matplotlib.org Python library for creating static, animated, & interactive visualizations. Chat w/ us @ https://discourse.matplotlib.org/
Sponsored by NumFocus
QuantStack @quantstack.bsky.social A team of open-source maintainers and engineers providing solutions and support for open-source projects used by millions worldwide. #Jupyter, #condaforge, #Mamba, #ApacheArrow, #Xtensor, and more.
Sylvain Corlay @sylvaincorlay.bsky.social @QuantStack.bsky.social founder
@jupyter.org maintainer
@computeparis.bsky.social organizer
ACM software system award 2017.
@maartenbreddels.bsky.social @maartenbreddels.bsky.social 
Data Visualization Society @datavizsociety.bsky.social We are dedicated to fostering community for data visualization professionals.
SciPy Conference 2026 @scipyconf.bsky.social SciPy 2026 Conference for Scientific and Technical Computing topics in Python. Tutorials July 13-14, Conference July 15-17, Sprints July 18-19.
Phil Elson @pelson.bsky.social Scientific Python engineer & problem solver. Builder of communities and tools, including SciTools (Iris, cartopy), conda-forge, and former maintainer of matplotlib. Working on accelerator controls at CERN.- D @djhoese.bsky.social @djhoese.bsky.social
Hadley Wickham @hadley.nz R, data, 🐕, 🍸, 🌈. He/him.
Olivier Grisel @ogrisel.bsky.social Software engineer at probabl, scikit-learn contributor.
Also at:
https://sigmoid.social/@ogrisel
https://github.com/ogrisel
Benoît Bovy @benbovy.github.io Earth Science, open-source software development (https://xarray.dev/, https://fastscape.org/, https://github.com/geigr, Spherely, etc.) and music creation.
https://benbovy.github.io/
Donald Stufft @dstufft.dev pip // PyPI // Python // cryptography
I am perpetually caremad.
I care a lot about security.
Agitator and professional rabble rouser
Bernát Gábor @gjbernat.bsky.social Senior Software engineer @Bloomberg (from 🇭🇺🇷🇴🇬🇧), living in Los Angeles 🇺🇸 @ThePsf fellow. Maintainer of many - http://bernat.tech/about (tox, virtualenv,...) Python packages. Opinions my own.
Gaël Varoquaux @gaelvaroquaux.bsky.social Research & code: Research director @inria
►Data, Health, & Computer science
►Python coder, (co)founder of scikit-learn, joblib, & @probabl.bsky.social
►Sometimes does art photography
►Physics PhD
MachinePix @machinepix.bsky.social Amazing feats of engineering. Posted by https://root.vc- C CuPy @cupy.bsky.social NumPy & SciPy for GPU.
🌐 https://cupy.dev/
🛠️ https://github.com/cupy/cupy
Zarr @zarr.dev Chunked, Compressed, & Cloud-native N-dimensional arrays
See https://zarr.dev/ for more information.
OSGeo @osgeo.fosstodon.org.ap.brid.gy The Open Source Geospatial Foundation is a not-for-profit organization whose mission is to foster global adoption of open geospatial technology by being an inclusive […]
🌉 bridged from ⁂ https://fosstodon.org/@osgeo, follow @ap.brid.gy to interact
Brendan Collins @brendan212081.bsky.social 
Leland McInnes @lelandmcinnes.bsky.social A Mathematician dabbling in Data Science, especially unsupervised learning and data exploration. UMAP, HDBSCAN, PyNNDescent, DataMapPlot. (He/Him)
Jacob Tomlinson @jacobtomlinson.dev Building RAPIDS and Dask at NVIDIA. Views are my own. he/him.
https://jacobtomlinson.dev
conda-forge @conda-forge.org A community led collection of recipes, build infrastructure and distributions for the conda package manager.
https://conda-forge.org
Joe Hamman @jhamman.bsky.social Climate scientist, engineer and human. Co-founder/CTO @earthmoverHQ. @xarray_dev / @pangeo_data dev. Formerly
@carbonplanorg, @NCAR_Science, and @uw_cee. He/him.
Biohub @biohub.org Combining frontier AI & frontier biology to help scientists cure or prevent disease
Nicolas Kruchten @nicolas.kruchten.com 
Christopher Akiki @cakiki.bsky.social data and research at @lichess.org
Gina Hinojosa @ginafortexas.bsky.social Texas State Rep, mom, attorney, and advocate, running for governor to fight back against the corruption that’s robbing working families of the Texas we deserve.
Texans first.
🔗 ginafortexas.com
Project Pythia @projectpythia.bsky.social https://projectpythia.org
A Pangeo community educational resource for the Python Geoscience Software and Data Ecosystem. Funded by the US National Science Foundation.
Alison Presmanes Hill @apreshill.com apreshill.com
Product + Open Source + 1/3 of palmerpenguins team 🐧
Leading product @Pixeltable
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
Data Science @datascience.bsky.social This account will publish news, articles, posts, etc... related to data science #ai #dataanalysis #datamining #machinelearning #ml #deeplearning #dataanalytics
Allison Gill @muellershewrote.com Owner of MSW Media, host of The Daily Beans, UnJustified, and Cleanup on Aisle 45 podcasts. #Leguminati. Veteran. She/Her Substack: muellershewrote.com
Signal: muellershewrote.23
Podcast: https://the-daily-beans.simplecast.com/
Peter W🤓 @wang.social Anaconda Founder&Head of AI; created the PyData movement, PyScript, Bokeh, Datashader; Fellow @ Python Software Foundation; Center for Humane Tech
Game~B; Physics, Cybernetics, Memetics. A student of the human condition.
Memento mori
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app