📢 Talk Announcement "Open-source Business", by @sylvaincorlay.bsky.social from @quantstack.bsky.social and @ylechelle.bsky.social from @probabl.ai 📜 Talk info: pretalx.com/pydata-paris-2025/talk/LMTCZS 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

📢 Talk Announcement "Sparrow, Pirates of the Apache Arrow", by Johan Mabille and Alexis Placet. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/YBFPCR 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

Welcome to our new sponsor inria !

📢 Talk Announcement "Big ideas shaping scientific Python: the quest for performance and usability", by Ralf Gommers. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/YBFPCR 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

Software enthusiasts of all fields and backgrounds, unite! Here's the exciting schedule we cooked up for #JuliaCon Local Paris 2025 (the one for #PyData is just as thrilling!). Get your tickets while you can, and see you in a month ⌛ @julialang.org @juliacon.bsky.social @pydataparis.bsky.social

See you all in Paris! In the meantime, quick sneak peek 👀

📢 Talk Announcement "Browser-based AI workflows in Jupyter", by @jtp.io and Nicolas Brichet from @quantstack.bsky.social. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/7CNUUD 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

📢 Talk Announcement "Meta-Dashboards: Accelerating Geospatial Web Apps Creation with Voilà", by Davide De Marchi. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/F7EQ9X 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

We’re happy to announce our Social Event, taking place on Tuesday 30th September at 6pm at the Cité des sciences. A perfect opportunity to unwind and connect with fellow attendees after a day of interesting talks! pydata.org/paris2025/so... pydata.org/paris2025/ti...

Register for the Apache Arrow Summit Paris 25 (October 2nd) at: www.meetup.com/pydata-paris... The event is hosted by @pydataparis.bsky.social We are looking forward to seeing you there and talking about all things Arrow.

Looking forward to attending PyData Paris 2025! I will give a talk about probabilistic predictions for regression problems (I need to start working on my slides ;)

📢 Talk Announcement "Applying Causal Inference in Industry 4.0: A Case Study from Glasswool Production", by Simona Bottani and Patrick Lee. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/HL9VAB 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

Dive into our SciPy 2025 talk on Pixi Build now! Watch here: www.youtube.com/watch?v=Uey...

📢 Talk Announcement "Building Data Science Tools for Sustainable Transformation", by Anita Graser. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/BEJFAF 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

Want more open-source software and scientific computing in your life? Get your ticket for JuliaCon Local Paris 2025 before the end of the early bird pricing! We have an impressive lineup of keynotes, starting with Professor Laura Grigori (EPFL) and not stopping there! juliacon.org/local/paris2...

📢 Talk Announcement "xeus-cpp, the new C++ kernel for Jupyter", by Johan Mabille and Anutosh Bhat from Quantstack. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/HRLACQ 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets"

📢 Talk Announcement "Move beyond academia: Introducing an industry-first tabular benchmark", by Alexandre Abraham. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/7PUXWN 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

📢 Talk Announcement "Optimal Transport in Python: A Practical Introduction with POT", by Rémi Flamary. 📜 Talk info: pretalx.com/pydata-paris-2025/talk/FNCKXU 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

Lots of improvements, medium and small, in this new release of the Apache Arrow monorepo (C++, Python, R, Ruby...). It also includes performance improvements in the Parquet reader that we contributed at @quantstack.bsky.social, and we hope to contribute more of them in the future.

📢 Talk Announcement "Expanding Programming Language Support in JupyterLite", by Thorsten Beier, Ian Thomas, Isabel Paredes and Antoine Prouvost from @quantstack.bsky.social 📜 Talk info: pretalx.com/pydata-paris... 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

📢 Talk Announcement "Repetita Non Iuvant: Why Generative AI Models Cannot Feed Themselves", by Valeria Zuccoli. 📜 Talk info: pretalx.com/pydata-paris... 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

"📢 Talk Announcement ""CodeCommons: Towards transparent, richer and sustainable datasets for code generation model training"", by Simeon Carstens. 📜 Talk info: pretalx.com/pydata-paris... 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets-"

📢 Talk Announcement "Collaborative GIS editing in JupyterLab", by @martinrenou.bsky.social and @arjxn-py.bsky.social from @quantstack.bsky.social 📜 Talk's info: pretalx.com/pydata-paris-2025/talk/BTUHBX 📅 Schedule: pydata.org/paris2025/schedule 🎟 Tickets: pydata.org/paris2025/tickets

We are excited to announce that the schedule for PyData Paris 2025 has been released! Discover the incredible lineup of speakers we have in store for you. Don't miss out on this chance to learn, connect, and grow. Save the date and get your ticket! pydata.org/paris2025/sc...

New blog post: "Create your own layers in JupyterGIS". Use the power of notebooks to compute custom tiles on-the-fly from Xarray (big) data, interact and collaborate on the map right from JupyterLab. david-brochart.medium.com/cbb995a89b16

⏳ Plus que 5 jours pour faire entendre votre voix à #OSXP2025 ! L’appel à conférences se termine le 22 juin ! 🔗 Découvrez tous les tracks : www.opensource-experience.com/thematiques-... 📣 Soumettez votre talk ici : www.opensource-experience.com/programme/ap...

🎉 JupyterLite 0.6 is now available, and brings exciting new features: ✨ Interactive input() support 🔄 New REPL options 🎯 Better kernel status and logs ⚡️ Improved multi-tab experience Read more: blog.jupyter.org/jupyterlite-... Walkthrough video: www.youtube.com/watch?v=jkQ9...

📢 Last Chance! Don't miss out! Early bird tickets are available only until the end of the day. Grab yours now and save! pydata.org/paris2025/ti...

📢 Time is Running Out! Only a few days left to grab your early bird tickets! Don't wait—this special offer ends Sunday at the end of the day. Secure yours now! pydata.org/paris2025/ti...

For those of you who prefer R over Python — good news! 🎉 You can now try out and run R code directly right in your browser from the @jupyter.org website — all in just a couple of seconds 🚀 Huge thanks to Isabel Paredes and contributors for making this possible! 👉 jupyter.org/try

Welcome to our new community partner Systematic !

🚨 Just 10 Days Left! 🚨 The countdown is on — only 10 days left to grab your early bird tickets for our 2025 edition! Lock in your spot at the best price before rates go up. pydata.org/paris2025/ti...

JupyterLab 4.4 and Notebook 7.4 are now available! 🎉 Coming with new features 🎁 - Code console improvements - Settings import and export - Workspace indicator - Kernel subshells support But also with bug fixes and other enhancements. Check out the blog post! blog.jupyter.org/jupyterlab-4...

The week of September 29th, Paris will become the epicenter of #opensource scientific computing, with a great series of events. This rare alignment creates the perfect opportunity to visit and join a vibrant community of developers, maintainers, and users! Check this out (links in thread) ⬇️

Meet Sylvain Corlay, the founder and CEO of QuantStack, who started the company to support his open-source contributions to the Jupyter project and now leads a team of over 30 individuals dedicated to creating impactful scientific computing software used by millions worldwide.

💡 JupyterLite enables interactive computing directly in the browser, eliminating the need for complex infrastructure. This talk explores its integration with Xeus, Mamba, and Emscripten-forge, opening new possibilities for large-scale deployments. 🌐 Watch the full talk:

Discover the journey of Meriem Ben Ismail, software engineer at QuantStack. She shares her contributions to open-source projects like JupyterLab and Jupyter Notebook. Her story highlights QuantStack's collaborative culture and the impact QS has on the DS community.

It’s my birthday, so to celebrate I’m diving in to the internals of how Jupyter works. 😁 This is a dive into the architecture and future of one of programming’s most popular tools. youtu.be/_-zhMzwpSOQ

The pycrdt Python library found its new home in the y-crdt organization. Originally created for the Jupyter project, it is a general Yjs-compatible CRDT implementation that can be used in any project, independently of Jupyter. github.com/y-crdt/pycrdt

Meet Johan Mabille, a Scientific Computing Developer and Technical Director at QuantStack, who has been instrumental in shaping the company's diverse and impactful projects from day one. www.youtube.com/watch?v=ZoHJ...

We ended the PyData Paris meetup with a presentation by Vincent Auriau on chhoice modeling with the "choice-learn" Python package.

Abdoulaye Sakho is presenting at the PyData Paris meetup on "handling imbalance data for client scoring".

Emmanuel Malherbe introducing the Artefact research center and their involvement in open-source software at the PyData Paris meetup.

We’re back ! Thanks to Artefact for hosting us.

Now Martin Renou @martinrenou.bsky.social is showing JupyterGIS, collaborative GIS editor supporting the QGIS file format.

Martin Renou @martinrenou.bsky.social is presenting #JupyterCAD at the PyData Paris meetup. Nice demo of in-browser collaborative editing of CAD models.

Benoit Goujon is launching the @pydataparis.bsky.social meetup at Artefact.

Gabriela, UX Designer and Researcher at QuantStack, shares her experience working on open-source projects like Jupyter and JupyterLab, the challenges of collaborating with experts from diverse scientific fields, and the rewarding nature of designing for global impact. www.youtube.com/watch?v=cGk5...

I wrote a blog post about making Qt collaborative using CRDTs. david-brochart.medium.com/94c470703253

Catch Afshin Darian, technical director at QuantStack and a member of the Jupyter Executive Council, in this short interview as he discusses open source software, his work at QuantStack, and the exciting challenges ahead. www.youtube.com/watch?v=lR-x...