Joel Lüthi
@joelluethi.bsky.social
📤 565
📥 280
📝 85
Head of Research and Development of the BioVisionCenter at the University of Zurich
pinned post!
We’re excited to share our latest preprint on Fractal: our approach towards FAIR bioimage analysis at scale with OME-Zarr-native workflows. Fractal defines interoperable tasks on OME-Zarr and provides a platform for TB-scale image analysis. (1 / 10🧵)
www.biorxiv.org/content/10.6...
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https://www.biorxiv.org/content/10.64898/2026.03.05.709921v1
4 months ago
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Shayan Shamipour
about 16 hours ago
🚀Excited to share our latest efforts in bringing highly multiplexed whole-mount imaging to intact multicellular systems! Shield-4i: an integrated platform to study multi-scale information flow in 3D embryos and embryo-like systems. Kudos to
@rhornb.bsky.social
for this major milestone in the lab!🚀
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Constantin Pape
4 days ago
Want to learn about the latest trends and developments in bioimage analysis? Join us for the GLOBIAS workshop in Dortmund this November! I will be hosting a session on foundation models / AI.
www.globias.org/activities/g...
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GloBIAS2026 Workshop Dortmund
GloBIAS 2026 Bioimage Analysts' Workshop Registration is open! Register with this link! 10-13 November, 2026 - Tuesday to Friday Leibniz-Institut für Analytische Wissenschaften – ISAS – e. V. (https...
https://www.globias.org/activities/globias2026-workshop-dortmund
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Working with OME-Zarrs in
@napari.org
? Check out the newest release of napari-ome-zarr-navigator to make your life easier & allow more interactive ways to write back to OME-Zarrs. Follow the thread for more (1/5 🧵)
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4 days ago
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Want to learn about converting data into OME-Zarr and the design choices behind different tools built for it? Join the Open Bioimaging Practices Meeting tomorrow: Tuesday, June 30th 2026, 4pm CEST. Learn more about the event here:
www.biovisioncenter.uzh.ch/en/events/Up...
(1/3 🧵)
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Open Bioimaging Practices Meetup June 30th 2026
https://www.biovisioncenter.uzh.ch/en/events/Upcoming-Events/Open-Bioimaging-Practices-Meetup-June-30th-2026.html
5 days ago
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Joel Lüthi
Helena Klara Jambor
15 days ago
What a week! My first Points of View was published
@natmethods.nature.com
Happy to start the series in 🏳️🌈 month with "On Color scales and the birth of Viridis" - looks good, allows naming of regions, AND is perceptually uniform 🎁
rdcu.be/fnPhk
www.nature.com/articles/s41...
#dataviz
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Joel Lüthi
Anna Foix
19 days ago
BIC
@eccv.bsky.social
2026 is OPEN! Show us your new CV, AI & Bio work🦠🔬 🚪:
openreview.net/group?id=the...
Thanks organisers for making it possible
@alex-krull.bsky.social
Peter Bajcsy
@janfunkey.bsky.social
@florianjug.bsky.social
Qingjie Meng
@virginieuhlmann.bsky.social
@maweigert.bsky.social
✨
add a skeleton here at some point
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Joel Lüthi
Image Cooperative
18 days ago
Keeping track of OME-Zarr support across the ecosystem isn't always easy. Over the past few weeks, we've been speaking with stakeholders about experiences, successes, and remaining gaps. Here is our snapshot of where things stand and where effort may be most valuable next:
image.coop/blog/posts/2...
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OME-Zarr Pulse Check: Spec, Tooling, and Community – Image Cooperative
Feedback and insights from chatting to the community and analysing ecosystem data over the last six weeks.
https://image.coop/blog/posts/2026/06/16/community-pulse-check/
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Want to work with us at the BioVisionCenter on building new cool OME-Zarr image analysis workflows? Apply to our Bioimage Analyst position!
add a skeleton here at some point
about 1 month ago
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Joel Lüthi
Image Cooperative
about 1 month ago
Some initial results from the live survey at the recent
#OME-Zarr
Community Call for you to ponder over the weekend. Thoughts, as always, welcome! 🤔
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I'm happy to announce the summer 2026 Open Bioimaging Practices meetings schedule. Before the summer holidays, we have 2 exciting meetings planned to learn about all things OME-Zarr.
about 1 month ago
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Joel Lüthi
Simon F. Nørrelykke
about 2 months ago
The SwissBIAS Annual Meeting is taking place on June 3rd in Bern. Registration deadline: Friday, May 15th, so make sure to secure your spot now! We look forward to seeing you all there for a fantastic day of science, networking, and inspiration.
@swissbias.bsky.social
tinyurl.com/SwissBIAS2026
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SwissBIAS annual meeting 2026
It is the time of the year to make veterans meet new members, discuss to foster feedback on existing activities and promote new initiatives.
https://www.eventbrite.com/e/swissbias-annual-meeting-2026-tickets-1984124721453?aff=oddtdtcreator
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Joel Lüthi
Erick Ratamero
2 months ago
I reposted this but want to add some comments: the OME community is my "scientific home", a place rooted on mutual respect, trust and looking out for each other.
#OME2026
was 2/3 first-time attendees and it was amazing to see they immediately "got it". Extremely rewarding as an organizer.
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Joel Lüthi
Virginie Uhlmann
2 months ago
Thank you all for the incredible energy and inspiration! The OME community is a real treasure ❤️
add a skeleton here at some point
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Joel Lüthi
Caterina Fuster Barceló
2 months ago
Back from ICLR 2026 in Rio! 🇧🇷 Highlights: presenting my poster at the LMRL workshop, Copacabana sunsets☀️, and the best coincidence: finding out my best friend got in too without us even planning it! 👯♀️ So grateful to
@virginieuhlmann.bsky.social
for the support. Where to next? 🚀
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Joel Lüthi
NFDI4BIOIMAGE
2 months ago
#OME2026
is coming to an end. It has been a truly welcoming, motivating, and inspiring experience full of intensive exchange and shaped by an exceptionally open and collaborative spirit. Grateful for the many insightful discussions, new connections, and shared ideas. Thank you!
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Joel Lüthi
Johannes Soltwedel
2 months ago
Meme-lord
@tom-bssnnt.bsky.social
at it again at
#OME2026
🤣
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Amazing to be at
#OME2026
& talk about the future of OME-Zarr.
@virginieuhlmann.bsky.social
@lorenzocerrone.bsky.social
& I were very happy to present the BioVisionCenter, ngio and Fractal yesterday. If you want to learn more, check out today’s ngio workshop:
github.com/BioVisionCen...
2 months ago
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Joel Lüthi
Johannes Soltwedel
2 months ago
🚨ngff-spec release candidate out🚨 Just out: ngff specification version 0.6.dev4 (
github.com/ome/ngff-spe...
), which will be the last dev version (!) and mark the beginning of the 🚧spec-phase🚧 (see also
forum.image.sc/t/ngff-weekl...
) This means: let's develop some implementations 👷♀️👷♂️
#OME2026
👋
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Release 0.6.dev4 · ome/ngff-spec
What's Changed fix: avoid non-unicode characters (dev) by @jo-mueller in #121 specification: Tie down possible output for coordinate transformation… by @jo-mueller in #109 Improve readability of m...
https://github.com/ome/ngff-spec/releases/tag/0.6.dev4
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Joel Lüthi
NFDI4BIOIMAGE
2 months ago
Day 1 at
#OME2026
is coming to an end with stimulating discussions during the poster session. It's been a wonderful first conference day. Looking forward to tomorrow with highlights including workshops and our keynote speaker Carole Goble. Stay tuned.
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Joel Lüthi
NFDI4BIOIMAGE
2 months ago
Great talks and fruitful discussions on day 1 of the
#OME2026
Community Meeting in Düsseldorf with demonstrations of using OMERO, OME-Zarr, and other OME tools in material sciences, palynology, spatial omics and more. Now starting: The Poster session. 📜💬🗨️
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Joel Lüthi
Johannes Soltwedel
2 months ago
A painful truth well put by
@virginieuhlmann.bsky.social
at
#OME2026
😬 Striving for software
#interoperability
will make all our lives easier in the future!
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Joel Lüthi
NFDI4BIOIMAGE
2 months ago
A significant moment at
#OME2026
: Thanking Prof. Jason Swedlow, the founder of OME, who shaped this remarkable community work since the beginning of the millenium. His work & leadership were honored - even with a nod to his famous blue shirts by OME's Interim Board, nominated by Jason in Oct '25.
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Joel Lüthi
Tiago Lubiana
2 months ago
nice to see fellow Latin American presenting on how the Smithsonian Tropival Research Institute (STRI) is using OMERO to manage data on ancient polen from the Amazon forest (at
#OME2026
) "the solution I have been waiting my whole life"
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Joel Lüthi
Josh Moore
2 months ago
openmicroscopy. Isn't it ironic?
#OME2026
starts this morning!! ☕ 🌇 🤗
gerbi-gmb.de/event/ome-20...
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Joel Lüthi
Stefan Terjung
3 months ago
We are looking for an experienced light microscopy specialist, motivated to support our users in the Advanced Light Microscopy Facility at EMBL Heidelberg.
embl.wd103.myworkdayjobs.com/en-US/EMBL/j...
-closing date 11 May 2026
@eurobioimaging.bsky.social
@globalbioimaging.bsky.social
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https://embl.wd103.myworkdayjobs.com/en-US/EMBL/job/Scientific-Officer---Advanced-Light-Microscopy_JR3634-
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Joel Lüthi
Crick BioImage Analysis Symposium
3 months ago
🚨🔬🚨🔬🚨 We are pleased to announce that registration for the 7th edition of the Crick BioImage Analysis Symposium
#CBIAS
2026 is now open! 🕐November 23rd-24th, 2026📍The Francis Crick Institute, London. We look forward to seeing as many of you as possible there (or online 😀)
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Crick BioImage Analysis Symposium 2026
We use cookies to track usage and preferences.
https://www.crick.ac.uk/whats-on/crick-bioimage-analysis-symposium-2026
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Joel Lüthi
James Briscoe
3 months ago
A question I get asked all the time by
@dev-journal.bsky.social
authors "Why does it cost so much to publish a paper?" We break down the finances and explain where the money goes Spoiler: quality publishing takes a village (people + infrastructure)
journals.biologists.com/dev/article/...
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‘Why is publishing so expensive?’
For many of us who work in scientific publishing, the title of this Editorial is a question we hear all the time when we're out talking to academics. And it's a perfectly reasonable one. After all, re...
https://journals.biologists.com/dev/article/153/6/dev205641/371201/Why-is-publishing-so-expensive
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We have just released the latest Fractal update: Bringing workflow template support to Fractal with Fractal server 2.20 This allows users to create workflow templates & share it with others. Learn more about it here:
fractal-analytics-platform.github.io/news/2026-03...
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Fractal Workflow Templates - Fractal Analytics Platform
https://fractal-analytics-platform.github.io/news/2026-03-31-fractal-workflow-templates/
3 months ago
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Joel Lüthi
napari
3 months ago
napari 0.7.0 is available now! 🚀🎉 It's a BIG release so read the full release notes, with highlights: https://napari.org/stable/release/release_0_7_0.html We want to thank everyone who has worked incredibly hard on this release including our 11 new brilliant […]
[Original post on fosstodon.org]
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🔬 Next Open Bioimaging Practices Meetup (OBPM) – Mar 31, 16:00 CET Hybrid: FMI Basel & Zoom Talk by
@jo-soltwedel.bsky.social
: Transforming OME-Zarr: What’s coming in v0.6 Plus short updates from the BVC & time for discussion
www.biovisioncenter.uzh.ch/en/events/Up...
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Open Bioimaging Practices Meetup: March 2026
https://www.biovisioncenter.uzh.ch/en/events/Upcoming-Events/obpm-march-2026.html
3 months ago
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Joel Lüthi
Image Cooperative
4 months ago
Hello, world! We are starting a worker cooperative to build, maintain, teach, and support open source scientific imaging software.
image.coop/blog/posts/2...
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Joel Lüthi
David Stansby
4 months ago
The paper that sums up what I've been working on and running for the last three years was published this week 🎉
www.science.org/doi/10.1126/...
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The Human Organ Atlas
The Human Organ Atlas provides open access to 3D images of human anatomy spanning whole organs to cellular scale resolution.
https://www.science.org/doi/10.1126/sciadv.adz2240
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Joel Lüthi
Brandy A Freitas
4 months ago
Streaming OME-Zarr data directly into syGlass for
#3DThursday🌍🔬
With
#syGlass
v2.6.0, datasets can stream from disk, S3, or HTTPS with no massive downloads required. Huge thanks to the community building open imaging standards:
@openmicroscopy.org
#OMEZarr
#Microscopy
#OpenScience
#Bioimaging
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Joel Lüthi
Virginie Uhlmann
4 months ago
If you've been wondering what our current obsession with OME-Zarr and lego blocks is about, I have good news for you: the Fractal preprint is out! Thanks to
@joelluethi.bsky.social
, all co-authors, and the Fractal developers and users community for making this beautiful project a reality ❤️
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Joel Lüthi
Josh Moore
4 months ago
Help shape the future of
@openmicroscopy.org
! 🔮 The OME 2026 community survey is open—tell us what’s working, what isn’t, and what you'd like to see next. Takes just a few minutes 👇
forum.image.sc/t/ome-2026-c...
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OME 2026 Community Survey
Calling all OME Community members, contributors, and lurkers! This year in April, the 19th OME Community Meeting will be gathering to determine the "Future and Governance of OME" during the final mee...
https://forum.image.sc/t/ome-2026-community-survey/119630
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Joel Lüthi
Erick Ratamero
4 months ago
Calling all OME Community members, contributors, and lurkers! Please take a minute to answer the OME 2026 Community Survey (
docs.google.com/forms/d/e/1F...
) to help us prepare for discussing the future of OME governance during the OME 2026 Community Meeting at the end of April.
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Joel Lüthi
CCP-volumeEM
4 months ago
Looking forward to learning more about this and how it can be used for
#volumeEM
at the
#CCPvolumeEM
#NGFF
hackathon at
@ebi.embl.org
this week!
#BioImageAnalysis
@cosec-ukri.bsky.social
#OMEZarr
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We’re excited to share our latest preprint on Fractal: our approach towards FAIR bioimage analysis at scale with OME-Zarr-native workflows. Fractal defines interoperable tasks on OME-Zarr and provides a platform for TB-scale image analysis. (1 / 10🧵)
www.biorxiv.org/content/10.6...
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https://www.biorxiv.org/content/10.64898/2026.03.05.709921v1
4 months ago
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Joel Lüthi
Talley Lambert
5 months ago
Rewrote my Python bioformats wrapper (from aicsimageio/bioio) as a standalone package: - fully bootstrapped Java setup (just pip install) - lazy, repeatably-indexable Array object - fully spec-compliant OME-Zarr group obj. - xarray/dask exports
github.com/imaging-form...
v0.0.rc1 on PyPI
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GitHub - imaging-formats/bffile: Modern Bio-Formats wrapper with clean lazy Python API
Modern Bio-Formats wrapper with clean lazy Python API - imaging-formats/bffile
https://github.com/imaging-formats/bffile
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Joel Lüthi
FMI science
5 months ago
🚀 We’re hiring! The Structural Biology Platform is seeking a Project Leader to advance cryo-electron tomography and expand capabilities at the FMI. Join a vibrant research community at the interface of structural biology, cell biology & disease mechanisms. Apply at:
www.fmi.ch/education-ca...
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Joel Lüthi
Luca Marconato
5 months ago
We are hiring a Research Software Engineer to enhance and maintain the SpatialData framework. We will work together with colleagues at EMBL, DKFZ, GSK, and across the scverse community. 🔗 Deadline: 15/02/2026
embl.wd103.myworkdayjobs.com/en-US/EMBL/d...
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Research Software Engineer - Spatial-omics
The Oliver Stegle team and the Bioimage Analysis Support Team at EMBL Heidelberg are looking for a research software engineer to contribute to the development and maintenance of highly-used open-sourc...
https://embl.wd103.myworkdayjobs.com/en-US/EMBL/details/Research-Software-Engineer---Spatial-omics_JR2757
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Joel Lüthi
German BioImaging
5 months ago
19th
#OME
Community Meeting, Düsseldorf · 28–30 April 2026 Registration is now open! Join researchers, developers, and imaging facility staff to connect, share experiences, and discuss the future of OME tools. Details & registration (deadline: 31 March 2026):
gerbi-gmb.de/event/ome-20...
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19th OME Community Meeting - German BioImaging
Join us for the 19th Open Microscopy Environment (OME) Community Meeting from 28.-30.4.2026, in the Haus der Universität Düsseldorf. Invited Speakers Carole Goble – Keynote – Jean-Marie Burel Josh Moo...
https://gerbi-gmb.de/event/ome-2026-community-meeting/
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Joel Lüthi
Erick Ratamero
6 months ago
Big news! The Data Management team/Data Science Centre at EMBL (i.e. my team) is hiring for a position based in Heidelberg (but working across all sites!). We are looking for a scientific workflows developer that will focus on multimodal pipelines.
embl.wd103.myworkdayjobs.com/en-US/EMBL/j...
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Scientific Workflows Developer
The European Molecular Biology Laboratory (EMBL) is Europe’s life sciences laboratory – an intergovernmental organisation with more than 110 independent research groups and service teams covering the ...
https://embl.wd103.myworkdayjobs.com/en-US/EMBL/job/Heidelberg/Scientific-Workflows-Developer_JR2917?locations=e80afa7e65f5100729fac3456e2c0000
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Joel Lüthi
napari
6 months ago
Has napari helped your research this year? Why not say thank you to free and open source software by making a small donation? Every bit helps your friendly core team fix bugs and bring new features to life! CZI will match up to $75K in donations!
opencollective.com/napari/donate
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Joel Lüthi
napari
7 months ago
We're a bit late in ringing in the giving season, but it is indeed upon us. Enjoy our special edition holiday logo ☃️ and, if you can spare a bit and appreciate napari, please donate to our development efforts! 🙏 CZI will match donations up to $75K.
opencollective.com/napari/donate
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Joel Lüthi
John Bogovic
7 months ago
Do you have 2D-to-3D image registration challenges? Let me know about them here
forum.image.sc/t/toward-bet...
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Toward better 2D - 3D registration in BigWarp
BigWarp has so far focused on 2D-2D or 3D-3D registration, and not on 2D-3D registration. After a conversation with @Christian_Tischer , we thought some simple UI changes could make the support for 2...
https://forum.image.sc/t/toward-better-2d-3d-registration-in-bigwarp/117899
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Joel Lüthi
Sebi
8 months ago
I am still digesting all the info from the OME-NGFF hackathon last week. So I decided to make a little UI for some of the code created there (just to play around), which one can easily show to interested colleagues 😜. CZI --> OME-ZARR with some options ... By far not perfect but still fun!
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It's been great to present OME-Zarrs & Fractal for interoperable bioimage analysis at the 2025
@cytodata.bsky.social
conference in Berlin today. Thanks a lot to the organizers & especially Christopher Schmied for having us!
8 months ago
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Joel Lüthi
Utz Ermel
8 months ago
Hi
#teamtomo
! Want to use OME-Zarr for your tilt series but can't integrate it with your existing sub-tomogram averaging pipelines? Try zarr-particle-tools - RELION-style extraction & reconstruction built for OME-Zarr-based workflows! 📦 pip install zarr-particle-tools 🔗
github.com/czimagingins...
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GitHub - czimaginginstitute/zarr-particle-tools: Particle extraction and reconstruction from OME-Zarr tilt series.
Particle extraction and reconstruction from OME-Zarr tilt series. - czimaginginstitute/zarr-particle-tools
https://github.com/czimaginginstitute/zarr-particle-tools
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Joel Lüthi
Anna Foix
8 months ago
📢 Apply now for the first DL@Janelia Bootcamp (June 4–18, 2026)! 2 weeks of hands-on deep learning for microscopy: train models on your own data, Python needed (no ML experience), housing + meals included, no registration fee 📍 Janelia Research Campus, VA 🗓️ Apply by Jan 15, 2026 🔗
shorturl.at/j4sgY
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