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Quansight
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Forging the bridge between enterprise innovation and open source sustainability.
Yu Sheng Aow started his internship with no idea what MLIR was. By the end, he had implemented a new backend for the finch-tensor compiler.
Read his full journey on the blog:
🔗 labs.quansight.org/blog/finch_m...
#OpenSource #Internship #MLIR #SparseTensors #Python
labs.quansight.org
September 15, 2026 at 4:21 AM
Behind every Quansight annual report is a team effort. Smera Goel takes us behind the scenes. Read this year's report: buff.ly/knnV6LT
#OpenSource
September 11, 2026 at 1:28 PM
A physicist who once had no interest in programming just shipped multi-output reductions into NumPy.
Iason Krommydas spent his Quansight internship on NumPy's ufunc internals.
Read the full story. labs.quansight.org/blog/teachin...
#NumPy #OpenSource #ScientificPython #PythonCommunity
labs.quansight.org
September 11, 2026 at 4:02 AM
Everyone rushes to compare Polars and SQL on speed and syntax. Marco Gorelli points out that almost nobody is comparing the semantics, the actual mental models behind each one.
Full talk from PyData London: buff.ly/uInE29g
#Polars #SQL #PythonData #DataEngineering #Quansight
September 8, 2026 at 6:03 PM
Open source runs on people who write the code, review the pull requests, and answer the same question for the hundredth time because someone new needs to hear it.
That's who PyCon Greece 2026 is for. We're supporting it as a Patron Sponsor.
buff.ly/xJNf3ea

#PyConGreece #Python #OpenSource
September 4, 2026 at 5:03 PM
Sustaining open source takes more than code. It takes people willing to keep showing up, year after year, often without much visibility. Python Brasil 2026 is a chance for that community to work, learn, and connect in person.
We're so excited to be supporting this year's edition as a Bronze Sponsor.
September 1, 2026 at 6:49 PM
Every release, every new contributor, every fixed bug adds up. Open source runs on small wins that build into something bigger.
Quansight Quarterly celebrates that progress each quarter. New milestones, new voices, and the work behind the scenes.
Subscribe and get it in your Inbox: buff.ly/9U6WYGF
August 28, 2026 at 6:59 PM
Small Transformers can learn to reverse strings, but only up to a point. One of our summer interns Aaishwarya Mishra ran a full set of experiments to find exactly where that point is, and what makes it move.
The project also shows off Trainit.
Read the full write-up here: buff.ly/ZyISd6N
August 25, 2026 at 4:38 PM
Polars and SQL operate on fundamentally different mental models. Marco Gorelli explores the architectural nuances that shape both paradigms.
Understanding these mechanics is key to writing clean code that generalizes seamlessly across query engines.
Read Marco’s full analysis: buff.ly/J31DcJK
August 21, 2026 at 5:02 PM
Mateusz Sokół's EuroPython talk is now live on YouTube, covering how the Finch compiler was rebuilt in pure Python for fast sparse array computing.

If you missed it in person, now's your chance.

Watch here: buff.ly/vytxWYJ

#Python #OpenSource #EuroPython #Compilers #ScientificComputing
Building your DSL compiler in Python - Mateusz Sokół
[EuroPython 2026 - S3B on 2026-07-17] 🎤 *Building your DSL compiler in Python by Mateusz Sokół* 🔗 https://ep2026.europython.eu/session/building-your-dsl-compiler-in-python 📝 Abstract: A…
www.youtube.com
August 20, 2026 at 1:13 PM
Nathan Goldbaum’s EuroPython talk on the CPython ABI is now on YouTube. It covers what an ABI actually is, how wheel filenames encode compatibility info, and how the free-threaded build changed PyObject's layout.
Watch it now: 🎥 buff.ly/0bFvJ33
What every Python developer should know about the CPython ABI - Nathan Goldbaum
[EuroPython 2026 - S1 on 2026-07-15] 🎤 *What every Python developer should know about the CPython ABI by Nathan Goldbaum* 🔗…
www.youtube.com
August 19, 2026 at 7:06 PM
Six interns are spending their summer building open source software with Quansight this year.

Read the full introduction and meet the cohort: buff.ly/NTaXtHJ
#OpenSource #PyData #ScientificPython #Internship #Community
August 13, 2026 at 2:01 PM
44 seconds down to 1.5 seconds. That is the difference free-threaded Python made once the real bottlenecks got fixed.

Read how each one was found and fixed. buff.ly/9Z6f5ux
August 11, 2026 at 4:11 PM
Open source in Brazil and Latin America runs on the same thing it does everywhere: people who keep maintaining, documenting, and reviewing code because the project matters to them.

Python Brasil 2026 gives that community five days together. We're supporting this year's edition as a Bronze Sponsor.
August 7, 2026 at 2:01 PM
Still thinking about Krakow 🇵🇱 Our team spent the week at EuroPython & EuroSciPy: talks, sprints, late-night conversations, and a lot of open source problem-solving with people we usually only see in GitHub issues. This is what makes the open source community so special.
August 6, 2026 at 12:57 PM
Strategy and workflows that enable regular updates and organic growth of your documentation.

That's what makes the difference between documentation that only launches well, and documentation that stays useful long-term.

Find out more → buff.ly/O9GPrSj
August 5, 2026 at 7:35 PM
Before a restructure. Before a rewrite.

A review of information architecture, scalability, and maintainability, with a concrete assessment and a proposal for improvements.

That's a Quansight documentation audit.

Find out more→ buff.ly/UqnJ0ya
July 30, 2026 at 5:02 PM
Talks, workshops, and community for Python developers of every level.
We're supporting this year's edition of PyCon Greece as a Patron Sponsor.

Get your tickets here: buff.ly/mf28lPA

#PyConGreece #Python #OpenSource
July 30, 2026 at 2:45 PM
Documentation infrastructure that ensures maintainability at every stage.
docs-as-code, CI/CD, versioning, documentation previews, spelling and link tests, code snippet execution, auto-generated API references.
The full infrastructure setup is documented.
Learn more → buff.ly/UqnJ0ya
July 23, 2026 at 3:25 PM
Sponsoring EuroSciPy is our way of saying thank you to the developers, educators, and researchers who build the foundations of scientific computing. We’re proud to be a Silver Sponsor. Have a great conference, everyone! 🌍🐍 buff.ly/iXh0PdI. #EuroSciPy #OpenSource
July 17, 2026 at 4:53 PM
A big milestone in open source this week: LIEF announced version 1.0.0.

New Runtime API, Rust bindings, RISC-V support, and more.

We're glad we could back this project through our OSS Fund.

Read the release notes:
LIEF v1.0.0
LIEF 1.0.0: a new cross-platform Runtime API, faster Rust bindings, stable-ABI and free-threaded Python wheels
buff.ly
July 14, 2026 at 7:30 PM
Structured, scalable documentation strategies that ensure accuracy, usability, and maintainability.
That's what Quansight brings to technical content, from interactive tutorials, conceptual user guides, and developer references to open source community and governance documentation.
buff.ly/1Oy3SYK
July 14, 2026 at 5:18 PM
Some of our team is in Kraków this week for EuroPython 2026.

Nathan Goldbaum took the stage at the Language Summit to talk about the future of the Python buffer protocol and propose changes for Python 3.16.

More from our team in Kraków all week. Stay tuned.

#EuroPython2026 #Python #OpenSource
July 14, 2026 at 10:18 AM
Sprints, talks, and pure community collaboration. We are proud to support the infrastructure of scientific Python by sponsoring SciPy U.S. Have an amazing event, everyone! 🚀✨ buff.ly/oRyQnfp #SciPy #PythonOpenSource
July 13, 2026 at 2:28 PM
Have you ever wondered why a package won't install on your Python version, or why some wheels "just work" across versions and others don’t? Then this talk is for you.
Nathan Goldbaum will cover how the ABI is evolving for free-threaded Python. Check the schedule at EuroPython. 🎟️ buff.ly/Lm4gaRA
July 10, 2026 at 4:03 PM