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.
We have shipped a new round of improvements to Notebook.link! - A much faster filesystem; - Easier package installation with support of pyemscripten wheels; - URL parameters in the kernel; - One-click AI provider connection via PKCE. notebook.link/blog/news-oc...
Notebook.link - Instant Computing, Anywhere
No setup, no barriers. Run, share, and collaborate on Jupyter notebooks directly in the browser.
notebook.link
Shiny dashboards can run fully in the browser - no server required - thanks to emscripten-forge! - Read the details in Isabel Paredes' blog post: emscripten-forge.org/blog/posts/r... - See it live in your browser: emscripten-forge.github.io/r-shiny-temp...
Static Shiny Dashboards in the Browser with Emscripten-Forge
Fully-static Shiny dashboards that run entirely in the browser with emscripten-forge, and can be published to GitHub Pages with a single template repository.
emscripten-forge.org
🇫🇷 Jupyter is heading to Paris! Jupyter be front and center at Compute! Paris 2026 (Nov 25–26, Sorbonne Université), with an opening keynote by Fernando Pérez and a dedicated "Planet Jupyter" track. blog.jupyter.org/posts/2026/j... @computeparis.bsky.social @fernandoperez.org
Compute! Paris 2026
Understanding your tools and algorithms is what gives you agency in a digital world. Paris, November 25–26, 2026.
compute.events
For years, Google Earth Engine has been the only real option for scientists who want to run algorithms across petabytes of satellite data and see results fast. That's starting to change.
Emscripten-forge now lets you build, package, and run full Qt6 applications entirely in the browser - no server required. Shared dependencies, caching, and seamless distribution as conda packages. Try live demos like qt-calculator and sqlitebrowser. Full story: notebook.link/blog/qt-in-t...
Shipping Complex Qt Applications in the Browser with emscripten-forge | Notebook.link
Qt6 desktop apps as regular conda packages, runnable in the browser via emscripten-forge.
notebook.link
🚀 NumPy in the browser just got faster. Emscripten-forge NumPy now uses OpenBLAS, bringing significant speedups to linear algebra, including matrix multiplication. Upcoming WASM SIMD kernels will improve performance further. 🔗 notebook.link/blog/the-las... cc @conda-forge.org @pyodide.org
The last mile of a long road: faster NumPy in the browser | Notebook.link Documentation
NumPy on Emscripten-forge now links OpenBLAS in WebAssembly, with large speedups for matmul and linear algebra in the browser.
notebook.link
Première édition de Compute! Paris @computeparis.bsky.social les 25 et 26 novembre prochains à Sorbonne Université. C'est organisé par l’équipe de PyData Paris 2024 et 2025 Tous les détails dans la dépêche dédiée ▶️ linuxfr.org/news/compute...
Compute! Paris 2026 - LinuxFr.org
Compute! Paris 2026
linuxfr.org
🚀 We are thrilled to welcome Pablo Winant to QuantStack as a Scientific Advisor. Pablo joins us part-time while on a sabbatical year from his roles as a Professor at ESCP Business School and École Polytechnique. quantstack.net/blogs/Pablo-... @xpolytechnique.bsky.social @dynare.bsky.social
Welcoming Pablo Winant as Scientific Advisor at QuantStack | QuantStack
We are thrilled to welcome Pablo Winant to QuantStack as a Scientific Advisor. Pablo joins us part-time while on a sabbatical year from his roles as a Professor at ESCP Business School and École Polyt...
quantstack.net
Browser-based robotics, from CAD to URDF kinematics 🤖 Yahia Heni's work on #JupyterCAD + JupyterLab-URDF lets you design 3D parts, export to URDF, edit joints & simulate kinematics, all in #JupyterLab, zero local install. Blog: blog.jupyter.org/a-robotics-w... Demo: notebook.link/@Yahiewi/urd...
A Robotics Workbench for JupyterCAD
A unified in-browser workflow from CAD to URDF kinematics
blog.jupyter.org
Announcing JupyterGIS 0.16.0! 🤩 👋 blog.jupyter.org/jupytergis-0... We are excited to show you everything we've been building for the past months: - improved story-maps look and editor - a new Grammar Of Graphics symbology - openEO support - a new R API @jupyter.org @geojupyter.bsky.social
Congratulations to the JupyterGIS and GeoJupyter team. The paper "JupyterGIS: A Collaborative GIS Environment for JupyterLab" was just published into JOSS. @geojupyter.bsky.social, @martinrenou.bsky.social, @annefouilloux.bsky.social, @mfisher87.bsky.social, @arjxn-py.bsky.social
Journal of Open Source Software@joss-openjournals.bsky.social · 2mo agoJust published in JOSS: 'JupyterGIS: A Collaborative GIS Environment for JupyterLab' https://doi.org/10.21105/joss.10383
Ten years ago, I founded QuantStack on a conviction: that we could build a sustainable business by supporting world-class open-source software to advance science. We had no outside funding, no guarantees, just trust in open collaboration. Read the full story: quantstack.net/blogs/Decade...
QuantStack
A team behind major open-source projects of the scientific computing ecosystem such as Jupyter, Conda-Forge, Mamba, XTensor/SIMD, Apache Arrow/Parquet and more.
quantstack.net
Numba now runs entirely in the browser through #JupyterLite and emscripten-forge 🤘 Read Anutosh's post for more details on how we brought Numba's JIT compiler to #WebAssembly, enabling a broader ecosystem including PyTensor, PyMC, Interpolation․py, and Dolo․py. notebook.link/blog/numba-i...
Numba in the Browser: Unlocking a New Scientific Python Stack in JupyterLite | Notebook.link Documentation
A JIT compiler and its scientific Python ecosystem running entirely in the Web browser
notebook.link
The Compute! Paris 2026 Schedule is Live! We’re thrilled to unveil the official schedule for Compute! Paris 2026, and we couldn’t be prouder of our first edition’s incredible lineup!
JupyterLite 0.8 is released! 🎉 This release updates to the latest JupyterLab 4.6 and Notebook 7.6, and brings new improvements across related projects. ➡️ Try it online: jupyter.org/try-jupyter ➡️ Blog post: blog.jupyter.org/jupyterlite-...
JupyterLite 0.8 is released! 🎉
JupyterLite is a Jupyter distribution that runs entirely in the web browser without any server components. Deployment and hosting are easy…
blog.jupyter.org
Congratulations to the newest batch of Jupyter Distinguished Contributors, James Colliander, Florence Haudin, Gregory Mooney, and Kirstie Whitaker. The Jupyter community thanks you for your effort to advance Project Jupyter, and for leading by example! blog.jupyter.org/congratulati...
Congratulations, Distinguished Contributors!
We are proud to announce the recipients of the Jupyter Distinguished Contributor (JDC) award for the 2025 cohort of contributors.
blog.jupyter.org
Journées Open Source de @insee.fr au lieu de la transformation - @sylvaincorlay.bsky.social de QuantStack fait la keynote d'ouverture, reliant son expérience d'entrepreneur dans l'open source et sa participation (et celle de son entreprise) au projet @jupyter.org
New SIMD improvements make Parquet column reads up to 80% faster on baseline ARM64 and SVE. Shipping with @arrow.apache.org 25.0. Work done @quantstack.bsky.social with support from a generous sponsor. medium.com/@AntoineProu...
Compute! Paris 2026 Sprints on Nov 27! We’re excited to announce a full day of coding, collaboration, and open-source contributions in scientific computing. Hosted by SCAI, our community partner. scai.sorbonne-universite.fr Learn more: compute.events/paris2026/sprints.html
⚠️There are only a few days left to submit your proposal to Compute! Paris 2026. 🗓️ Cfp closes on Sunday (June 7th). 🔗 compute.events/paris2026/
Compute! Paris 2026
Understanding your tools and algorithms is what gives you agency in a digital world. Paris, November 25–26, 2026.
compute.events
Wolf Vollprecht, founder of Prefix.dev, creator of mamba & pixi, and conda-forge core maintainer, is keynoting Compute! Paris 2026! Hear his vision for the future of open-source tooling, performance, and data science infrastructure.
Mackenzie Mathis (EPFL neuroscientist, DeepLabCut & CEBRA co-creator and open science pioneer) is keynoting at Compute! Paris 2026! Her tools (used by 1000s of labs) decode behavior & neural activity. She explores adaptive intelligence, how brains and machines learn in a changing world.
We added top-level await support to xeus-python 🚀 You can now use toplevel async code directly in notebooks without extra boilerplate — and without blocking the kernel. Available with xeus-python 0.19.0 Here is a short blog post about how it works: notebook.link/@DerThorsten...
Notebook.link - Run & Share Jupyter Notebooks Instantly
A fully interactive, scalable, and language-agnostic computing environment that operates entirely in your browser. Supports Python, R, C++, and GNU Octave. Share a link — anyone can run it instantly.
notebook.link
📣 We are delighted to release mamba 2.6.0. 📣 This minor version includes the support for sharded repodata, significantly improving the UX of the project. 🔗 Read more about improvements on this blog post: medium.com/@julien.jerp... 🔗 For a full overview for the change: github.com/mamba-org/ma...
Sharded Repodata Support in Mamba
Introduction: conda packages metadata indexing
medium.com
Biologists, city planners, physicists, and engineers... What do they have in common? At Compute! Paris 2026 (Nov 25-26), they’re solving the same data challenges from different angles. Join the conversation! compute.events/paris2026/ #ComputeParis
Compute! Paris 2026
Understanding your tools and algorithms is what gives you agency in a digital world. Paris, November 25–26, 2026.
compute.events
Working on a new feature for the next JupyterLab 4.6 release that makes it easier to move panels and tabs across the interface and customize the layout to your liking. This is going to be useful for working with your favorite coding agent CLI right from within JupyterLab! 🤖
Compute! is a new conference series built on the idea that data professions need transparency, not black boxes. It connects open-source maintainers with users, fostering collaboration across disciplines. The first event will happen in Paris in November, and the CfP is open! compute.events/paris2026/
Compute! Paris 2026
Understanding your tools and algorithms is what gives you agency in a digital world. Paris, November 25–26, 2026.
compute.events
