trevor manz
@manzt.sh
middle child, creator of anywidget.dev
building @marimo.io; prev @harvard.edu
building @marimo.io; prev @harvard.edu
Pinned
trevor manz
@manzt.sh
· Dec 9
i successfully defended my phd!
👀 preview: @marimo.io notebooks are Python first inside @vscode.dev.
we're also integrating managed sandboxed environments for PEP 723 notebooks, powered by uv ofc. forget venvs
we're also integrating managed sandboxed environments for PEP 723 notebooks, powered by uv ofc. forget venvs
October 16, 2025 at 9:21 PM
👀 preview: @marimo.io notebooks are Python first inside @vscode.dev.
we're also integrating managed sandboxed environments for PEP 723 notebooks, powered by uv ofc. forget venvs
we're also integrating managed sandboxed environments for PEP 723 notebooks, powered by uv ofc. forget venvs
look ma, @marimo.io 🤝 cursor (w/ the upcoming @vscode.dev extension). things are starting to come together...
October 3, 2025 at 9:30 PM
look ma, @marimo.io 🤝 cursor (w/ the upcoming @vscode.dev extension). things are starting to come together...
a new life for my 2019 macbook pro
September 24, 2025 at 1:33 PM
a new life for my 2019 macbook pro
![A play on Magritte’s painting: Python code df = df[df["a"] == 1] above the caption “Ceci n’est pas une pipe.”](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:lf6ut5voripflo7pbdx6fyzh/bafkreibbrfw6itzzs52f4m7fmpcj2jxat2osm6gn7fl724wsegmmikprgm@jpeg)
i’m used to hearing from strangers when my open-source "fails" them… this made my day
September 22, 2025 at 3:08 PM
i’m used to hearing from strangers when my open-source "fails" them… this made my day
still lots to do... but we're cooking on a native @vscode.dev extension for @marimo.io notebooks
August 13, 2025 at 9:52 PM
still lots to do... but we're cooking on a native @vscode.dev extension for @marimo.io notebooks
if interested in creating anywidgets of your own, our tutorial was finally shared to youtube:
www.youtube.com/watch?v=frEo...
www.youtube.com/watch?v=frEo...
Abdennur, Lekschas, & Manz - Bring your __repr__’s to life with anywidget | SciPy 2024
YouTube video by SciPy
www.youtube.com
August 7, 2025 at 8:00 PM
if interested in creating anywidgets of your own, our tutorial was finally shared to youtube:
www.youtube.com/watch?v=frEo...
www.youtube.com/watch?v=frEo...
learning a new api? `mo.inspect()` your objects in
@marimo.io. no more dir() / help()-ing around `
@marimo.io. no more dir() / help()-ing around `
August 6, 2025 at 6:07 PM
learning a new api? `mo.inspect()` your objects in
@marimo.io. no more dir() / help()-ing around `
@marimo.io. no more dir() / help()-ing around `
ok actually this time
ok fine i’ll learn jj
July 24, 2025 at 4:59 AM
ok actually this time
Observable-like cell minimap coming soon to a @marimo.io notebook near you 🫡
July 23, 2025 at 12:03 AM
Observable-like cell minimap coming soon to a @marimo.io notebook near you 🫡
happy to finally share what we've been cooking 🍳
Announcing molab: a cloud-hosted marimo notebook workspace with link-based sharing.
Experiment on AI, ML and data using the world’s best Python (and SQL!) notebook.
Launching with examples from @huggingface, @weights_biases, and using @PyTorch
marimo.io/blog/announ...
Experiment on AI, ML and data using the world’s best Python (and SQL!) notebook.
Launching with examples from @huggingface, @weights_biases, and using @PyTorch
marimo.io/blog/announ...
Announcing molab
Cloud-based notebooks for our community
marimo.io
July 18, 2025 at 6:21 PM
happy to finally share what we've been cooking 🍳
Reposted by trevor manz
I’m also excited to be presenting Oxbow as part of my talk on composability at the #SciPy2025 Conference on Wednesday! Hope to see some of you there.
cfp.scipy.org/scipy2025/ta...
cfp.scipy.org/scipy2025/ta...
Breaking the silo: composable bioinformatics through cross-disciplinary open standards SciPy 2025
The practice of data science in genomics and computational biology is fraught with friction. This is in large part because bioinformatic tools tend to be tightly coupled to file input/output. As a res...
cfp.scipy.org
July 7, 2025 at 9:22 PM
I’m also excited to be presenting Oxbow as part of my talk on composability at the #SciPy2025 Conference on Wednesday! Hope to see some of you there.
cfp.scipy.org/scipy2025/ta...
cfp.scipy.org/scipy2025/ta...
@marimo.io now has a tree-based UI for uv environments
add/remove/upgrade deps the uv way — no more flat pip-style lists or accidentally pip-ing your env
add/remove/upgrade deps the uv way — no more flat pip-style lists or accidentally pip-ing your env
June 24, 2025 at 3:30 PM
@marimo.io now has a tree-based UI for uv environments
add/remove/upgrade deps the uv way — no more flat pip-style lists or accidentally pip-ing your env
add/remove/upgrade deps the uv way — no more flat pip-style lists or accidentally pip-ing your env
spending some time on our uv integration in @marimo.io – starting with things like this selector for package “extras”
what’s frustrated you about using packages in notebooks?
what’s frustrated you about using packages in notebooks?
June 11, 2025 at 3:03 PM
spending some time on our uv integration in @marimo.io – starting with things like this selector for package “extras”
what’s frustrated you about using packages in notebooks?
what’s frustrated you about using packages in notebooks?
preparing for some potentially unhinged things...
June 10, 2025 at 3:45 PM
preparing for some potentially unhinged things...
have a nice budget to upgrade my at home setup. what’s one thing that ~actually~ made a difference in your space?
June 4, 2025 at 4:17 PM
have a nice budget to upgrade my at home setup. what’s one thing that ~actually~ made a difference in your space?
sorting row order of a an altair plot in @marimo.io ...
May 26, 2025 at 5:29 PM
sorting row order of a an altair plot in @marimo.io ...
it's actually a pretty fun ui challenge! here's a `Sortable` list alternative...
gist.github.com/manzt/1ca8f8...
gist.github.com/manzt/1ca8f8...
May 26, 2025 at 4:56 PM
it's actually a pretty fun ui challenge! here's a `Sortable` list alternative...
gist.github.com/manzt/1ca8f8...
gist.github.com/manzt/1ca8f8...
May 26, 2025 at 4:24 PM
hard not to approach such questions through the lens of “there is only one test” @allendowney.bsky.social
is the nba lottery rigged? a friend asked, and i ran the numbers in @marimo.io:
trevorma.nz/blog/is-the-...
trevorma.nz/blog/is-the-...
blog | Is the NBA lottery rigged?
A simulation-based look at the NBA lottery odds.
trevorma.nz
May 23, 2025 at 10:36 PM
hard not to approach such questions through the lens of “there is only one test” @allendowney.bsky.social
is the nba lottery rigged? a friend asked, and i ran the numbers in @marimo.io:
trevorma.nz/blog/is-the-...
trevorma.nz/blog/is-the-...
blog | Is the NBA lottery rigged?
A simulation-based look at the NBA lottery odds.
trevorma.nz
May 23, 2025 at 10:08 PM
is the nba lottery rigged? a friend asked, and i ran the numbers in @marimo.io:
trevorma.nz/blog/is-the-...
trevorma.nz/blog/is-the-...
external file cache 👀
DuckDB v1.3.0 “Ossivalis” is out and it packs a ton of new features, fixes and optimizations.
See the announcement blog post: duckdb.org/2025/05/21/a...
See the announcement blog post: duckdb.org/2025/05/21/a...
May 21, 2025 at 5:11 PM
external file cache 👀
thanks to a community member, we now have an official @vuejs.org bridge for @anywidget.dev!
github.com/manzt/anywid...
github.com/manzt/anywid...
Release @anywidget/[email protected] · manzt/anywidget
Minor Changes
Initial release (1c5f07a)
Thanks to @aryan02420, we now support Vue with an official framework bridge—similar to our React and Svelte bindings.
Unlike @anywidget/react, the useModel...
github.com
May 21, 2025 at 3:43 PM
thanks to a community member, we now have an official @vuejs.org bridge for @anywidget.dev!
github.com/manzt/anywid...
github.com/manzt/anywid...
@frank.computer walking #PyConUS through the humbling experience of navigating charts with a screen reader. excellent talk!
May 16, 2025 at 7:08 PM
@frank.computer walking #PyConUS through the humbling experience of navigating charts with a screen reader. excellent talk!
at pycon! wrote a bit about exceptions and borrowing good ideas from python for typescript on the plane today...
trevorma.nz/blog/catch-e...
trevorma.nz/blog/catch-e...
blog | Catch errors, carefully
A utility to improve structure and type safety in your try/catch blocks, inspired by Python's except.
trevorma.nz
May 16, 2025 at 3:18 AM
at pycon! wrote a bit about exceptions and borrowing good ideas from python for typescript on the plane today...
trevorma.nz/blog/catch-e...
trevorma.nz/blog/catch-e...