A team of open-source maintainers providing solutions and support for open-source projects used by millions worldwide. #Jupyter, #condaforge, #ApacheArrow.

🇪🇺 Europe
🏅We are thrilled to announce that @QuantStack has been honored with the "Acteurs du Libre 2024" award by @cnll_fr at the @OSXP_Paris conference. This is a recognition of our commitment to free software and our work on Jupyter, conda-forge, and projects of the @PyData ecosystem.
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CAKE ALERT! 🍰 We just received a sweet surprise from the Anaconda team! They sent us a delicious cake to celebrate the release of #Mamba 2.0. This tradition never gets old! ❤️ Thanks for the love, @anacondainc! 🐍 #conda #mamba #cakeexchange
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Open-source contributors are working hard at the @PyDataParis sprints following the 2024 conference! Many thanks to @CarrNum for hosting us!
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One of the highlights of the @PyDataParis conference today was the Mamba 2.0 release - live on stage - by Johan Mabille (@JohanMabille ) and Julien Jerphanion (@jjerphan ). Congrats to the Mamba 2.0 team, @AntoineProuvost, @MJKlaim, @JohanMabille, Hind Montassif, @jjerphan!
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Now Martin is running a live demo featuring JupyterCAD and (for the first time) JupyterGIS, editing QGIS files from a JupyterLab-based UI!
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Trung Le (@trung_leduc) and Martin Renou (@martinRenou) presenting about JupyterCAD and JupyterGIS at PyData Paris 2024.
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Congratulations to Trung Duc Le (@trung_leduc) and Nicolas Brichet (@NicolasBrichet_) from @QuantStack for being awarded the 2023 Jupyter Distinguished Contributor award! This is a well-deserved recognition of their longstanding commitment to the project.
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And now Johan Mabille (@JohanMabille) presents about the architecture of Xeus, the C++ framework to build Jupyter kernels. The latest Xeus iteration can be used to build kernels that work both in JupyterLite and regular JupyterLab.
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Jeremy Tuloup (@jtpio), JupyterLab maintainer, is presenting an update on the JupyterLab ecosystem at the @ProjectJupyter Open Studio Day. Many thanks to @TechAtBloomberg for hosting this event and @pydatanyc for their help!
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Awesome! @EmileAndHisBots just brought us Nao, the humanoid robot by @AldebaranRobots. Isabel Paredes (@ihuicatls) will work on integrating Nao with the @ProjectJupyter ecosystem, and specifically with #JupyterLite.
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Congratulations to Carlos Herrero @hbcarlos_ for being awarded the 2022 Jupyter Distinguished Contributor award! Carlos has been contributing to JupyterLab for nearly three years and is now a maintainer of the project. Great to see @QuantStack folks make a difference!
Congratulations to the winners of the 2022 cohort of Jupyter Distinguished Contributors! medium.com/p/7a7b215b8bd0
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More packages are available in emscripten-forge every day. We just landed scikit-learn, SciPy, scikit-image, hdf5. Many more are coming! Congrats to @ThorstenBeier, @martinRenou, @wuoulf.

ALT A cartoon of a beaver wrapping chocolate into aluminium foil.

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Thorsten Beier (@ThorstenBeier), software developer at @QuantStack announcing the first #mamba/#conda-based distribution for WebAssembly in a lightning talk at @PyConDE! This is going to be a game changer for JupyterLite! @pyodide @condaforge
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Afshin Darian, Jupyter core developer and co-creator of JupyterLab joins @QuantStack as Technical Director. We are really happy to see our team of open-source developers grow with both new contributors and historical maintainers of the stack.
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This is the second year in a row that @QuantStack engineers are receive the Jupyter Distinguished Contributor" award. The 2020 cohort included Jeremy Tuloup (@jtpio), Martin Renou (@martinRenou), and Johan Mabille (@JohanMabille ).
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Congratulations to our colleagues David Brochart (@davidbrochart) Frédéric Collonval, and Mariana Meireles (@mari_meir) for receiving the 2021 "@ProjectJupyter Distinguished Contributor" award.
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QuantStack has a new mascot! The @QuantStack astronaut. You will start seeing them in our tutorials, blog and social media posts. Many thanks to @JulietteTaka for the illustrations.
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The team is growing. We now have permanent offices in Berlin and Paris!
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First days at @QuantStack for Mariana Meireles @el3ktr! Really happy to welcome new open-source developers to strengthen our Berlin team!
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We are looking for a software developer intern! Join a team of open-source developers and contribute to major projects of the scientific computing ecosystem.
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Studious afternoon at the @QuantStack office by the fireplace, as we have @jorisvdbossche and @choldgraf visiting!
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First day at @QuantStack for David Brochart (@davidbrochart). Really excited to see the team grow with contributors to @ProjectJupyter and the open-source geosciences stack. Stay tuned!
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This is @jtpio on his first day at @QuantStack. Really happy to welcome new open-source developers to the team. #jupyter #jupyterlab
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The recording of the Open Source Directions webinar on #xtensor is up on @YouTube! Many thanks to @quansightai for organizing the webinar series and inviting us to present our work! piped.video/watch?v=TEcGHdbU…
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Pretty good feedback on @wuoulf's presentation about #xtensor, #xeus, and the @QuantStack C++ stack at the Munich C++ Meetup. meetup.com/MUCplusplus.
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"The Jupyter Widgets Ecosystem" Our @JupyterCon talk on interactive data visualization in @ProjectJupyter, with @maartenbreddels and @SylvainCorlay piped.video/watch?v=wb--ASnS…
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"Going Native: C++ as a first-class citizen of the Jupyter ecosystem" Our @JupyterCon talk on interactive scientific computing with C++ in @ProjectJupyter, with @SylvainCorlay, @JohanMabille, @wuoulf, @Renou_Martin. piped.video/watch?v=_Yz0QXcL…
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We got some cool @condaforge swag from @SciPyConf.
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Looking for experts in the Python open source scientific computing ecosystem? The @QuantStack team is composed of core contributors of the main packages of the stack. #Jupyter #ipywidgets #bqplot #dataviz #GIS quantstack.net
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The team at @QuantStack hard at work. We just released #xtensor 0.16.3!
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New color scales landing into #bqplot, including #viridis, thanks to @RomainMenegaux github.com/bloomberg/bqplot/
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Bqplot developer Romain Menegaux visiting QuantStack to work with us on C++ backend.
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Released xproperty 0.1.1, a lightweight traitlets-like implementation of the observer pattern in C++ github.com/QuantStack/xprope…
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#xtensor has just been accepted for upload into @debian. Thanks a lot to @ghisvail! Yay @SylvainCorlay @JohanMabille @wuoulf.
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Functions value() and `has_value` return tensor expressions preserving lvalue-ness.
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Arithmetic operators are overloaded for optional values so that they can be operated upon in the same way as regular scalars.
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The xtensor_optional container is optimized for missing values. Internally, it holds an array of values and a bitmask.
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Initial support for missing values just landed into #xtensor! xtensor.readthedocs.io/en/la…
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From Numpy to C++14: released xtensor 0.7.1, the C++ lazy tensor algebra library. xtensor.readthedocs.io/en/la…
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RELEASED: #xtensor 0.6.0. Check out the "Numpy to C++" cheat sheet. Tons of new features (meshgrid, real, imag)... xtensor.readthedocs.io/en/la…
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We just received the new #xtensor stickers.Yay!
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Replying to @Mbussonn
We did it!
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ANN: #xtensor 0.4.1 is out! Checkout the C++ tensor algebra library at quantstack.net/xtensor
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Complete revamp of the #xtensor documentation for 0.4.1 by @JohanMabille! Powered by #sphinx, #doxygen and #breathe: xtensor.readthedocs.org
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Brace yourself...
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Numpy-style pretty printing in #xtensor: awesome functionality pushed by new core developer @wuoulf
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We just released #xtensor 0.3.0, the C++ lazy tensor algebra library. By @JohanMabille & @SylvainCorlay. github.com/QuantStack/xtenso…
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RELEASED: #xtensor python bindings: C++ N-D Arrays with Lazy Broadcasting, by @JohanMabille & @SylvainCorlay. github.com/QuantStack/xtenso…
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