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Simon Danisch

@simi

Working on Julia, Graphics, Plotting and GPU computing - studied Cognitive Science, creator of Makie.jl

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29.04.2023
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Latest posts by Simon Danisch @simi

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We ported pbrt-v4 to Julia and built it into a Makie backend. Any Makie plot can now be rendered with physically-based path tracing.

Runs on #AMD, #NVIDIA, and CPU via KernelAbstractions.jl, with #Metal coming soon.
makie.org/website/blog...

19.02.2026 11:03 πŸ‘ 13 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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We figured out flow matching over states that change dimension. With "Branching Flows", the model decides how big things must be! This works wherever flow matching works, with discrete, continuous, and manifold states. We think this will unlock some genuinely new capabilities.

10.11.2025 09:09 πŸ‘ 24 πŸ” 12 πŸ’¬ 4 πŸ“Œ 2

Oh and as usual, these visualizations (which are, to us, key to understanding these processes) were made by @antonoresten.bsky.social in @makie.org (@simi.bsky.social).

10.11.2025 09:09 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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I just released Raycore.jl - a high-performance ray tracing engine for Julia with CPU and GPU support!
It will power a new photorealistic rendering backend for Makie.jl, but we made it modular and flexible to support any other use case
Full post: makie.org/website/blog...
#JuliaLang #RayTracing

10.11.2025 13:23 πŸ‘ 17 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
AAS 247: Registration | American Astronomical Society

Would you or your colleague like to improve the performance of your data analysis? Then please join us at our @julialang.org workshop at the 247th @aas.org meeting on Jan 3, 2026 in Phoenix, AZ. The regular registration deadline is Nov 7.

aas.org/meetings/aas...

#aas247 #JuliaLang #astrocode

29.10.2025 15:55 πŸ‘ 15 πŸ” 8 πŸ’¬ 1 πŸ“Œ 1
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BonitoBook October update: plugin system + much faster loading!

New plugin system lets you customize notebook rendering completely. Check out slideshow, draggable layouts & more: bonitobook.org/website/exam...

Details: bonitobook.org/website/blog...

13.10.2025 15:49 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Der Angriff lΓ€uft. – Spende jetzt. EnthΓΌlle ihre PlΓ€ne. Demokratiefeinde wollen an die Macht. Wir mΓΌssen dringend handeln. Werde Teil unserer grâßten Spendenaktion – nur 4 Wochen!

Der Angriff lΓ€uft. Demokratiefeinde wollen an die Macht.

Unsere grâßte Aktion lΓ€uft – und sie braucht UnterstΓΌtzung.
Weniger als 1 % unserer Follower haben bisher gespendet.
Wir glauben, dass noch viel mehr geht.

πŸ‘‰ Werde jetzt Teil unserer grâßten Spendenaktion – fΓΌr eine starke #Demokratie.

08.10.2025 11:30 πŸ‘ 140 πŸ” 63 πŸ’¬ 2 πŸ“Œ 3
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Finally announcing Bonito.jl! πŸŽ‰ A Julia web framework that went from "neglected prototype" to something I'm genuinely proud of.

Reactive UIs, rich widgets, Makie integration, deploy anywhere (Jupyter/VSCode/web/static HTML)
makie.org/website/blog...

07.10.2025 11:46 πŸ‘ 24 πŸ” 6 πŸ’¬ 1 πŸ“Œ 0
Schedule overview for JuliaCon Local Paris 2025. Full information available at https://pretalx.com/juliacon-local-paris-2025/schedule/

Schedule overview for JuliaCon Local Paris 2025. Full information available at https://pretalx.com/juliacon-local-paris-2025/schedule/

Software enthusiasts of all fields and backgrounds, unite! Here's the exciting schedule we cooked up for #JuliaCon Local Paris 2025 (the one for #PyData is just as thrilling!).
Get your tickets while you can, and see you in a month βŒ›
@julialang.org @juliacon.bsky.social @pydataparis.bsky.social

04.09.2025 11:37 πŸ‘ 22 πŸ” 7 πŸ’¬ 1 πŸ“Œ 0
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I’m happy to announce BonitoBook, a Jupyter alternative with a focus on plotting, customizability, dashboards and AI integration.

Visit the website to learn more:

bonitobook.org

Or the repository:

github.com/SimonDanisch...

07.08.2025 11:57 πŸ‘ 18 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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Need your #code to be faster but don’t want to use Fortran or C? Learn #Julia, the modern language for #HPC, with a high-quality book. Here are some options:

lee-phillips.org/amazonJuliaB...

#julialang - its speed and friendly syntax is taking it beyond #science into #finance and other areas.

11.07.2025 03:07 πŸ‘ 31 πŸ” 6 πŸ’¬ 1 πŸ“Œ 0
A raspberry pi 4 driving a 7.5in eink display from waveshare. The eink display shows a sinusoidal curve on an xy axis.

A raspberry pi 4 driving a 7.5in eink display from waveshare. The eink display shows a sinusoidal curve on an xy axis.

After half a year of hobby #hacking, got an eink interface working w #julialang! πŸŽ‰

Now: tidy code & docs @ github.com/TheCedarPrin...

Future: custom dashboard making via @makie.org for

- UV Index 🌞
- Boston Sailing Info β›΅
- todo.txt Todo List πŸ“
- Google Calendar πŸ—“οΈ
- 🀯

#maker #raspberrypi

08.07.2025 20:13 πŸ‘ 50 πŸ” 10 πŸ’¬ 3 πŸ“Œ 2
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Makie v0.24 is finally out! This release features a large refactor of the internals. This helped us achieve major performance improvements, better handling of multiple attribute updates, and improved correctness and maintainability. Read all about it in the blogpost:
makie.org/website/blog...

25.06.2025 15:52 πŸ‘ 11 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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We're happy to release Makie v0.23! This version features a new dendrogram recipe, a breaking cleanup of the arrow recipe, and many other improvements.

Read about all the details in our blogpost: makie.org/website/blog...

20.06.2025 17:13 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
Portail Emploi CNRS - Offre d'emploi - IngΓ©nieur bioinformaticien – Analyse computationnelle des protΓ©ines intrinsΓ¨quement dΓ©sordonnΓ©es (H/F)

🚨 We're hiring a Bioinformatics Engineer!
πŸ› οΈ Develop #JuliaLang & Python tools to model structural and evolutionary features of IDPs
πŸ“… Start: 1 Sept 2025
πŸŽ“ 3+ years of higher education (Master’s or engineering diploma preferred)
πŸ‘‰ Apply now: emploi.cnrs.fr/Offres/CDD/U...

13.06.2025 11:12 πŸ‘ 11 πŸ” 10 πŸ’¬ 2 πŸ“Œ 0
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Postdoctoral Scientist - Structural Studies - Dr Joe Greener - LMB 2633 - Cambridgeshire job with MRC Laboratory of Molecular Biology (LMB) | 12840475 Postdoctoral Scientist Salary Β£41,344 per annumΒ  Fixed Term – 3 years MRC Laboratory of Molecular Biology, Cambridge, UK We are looking for a postd...

Interested in a postdoc position combining computational protein design and molecular simulation? There is an open position in my group at the MRC-LMB in Cambridge, UK.

www.nature.com/naturecareer...

Feel free to message me with any questions.

16.06.2025 10:47 πŸ‘ 27 πŸ” 25 πŸ’¬ 0 πŸ“Œ 1
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We tried to set up a simple demo/tutorial model for the protein design ecosystem we've been developing, and it turned out a bit more interesting than we expected. 🧡

This was a team effort from a few people in my lab, including @antonoresten.bsky.social and others (not sure who is on this app)

13.06.2025 17:06 πŸ‘ 14 πŸ” 4 πŸ’¬ 2 πŸ“Œ 0
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GitHub - WaterLily-jl/WaterLily.jl: Fast and simple fluid simulator in Julia Fast and simple fluid simulator in Julia. Contribute to WaterLily-jl/WaterLily.jl development by creating an account on GitHub.

WaterLily 1.4 is out! github.com/WaterLily-jl...
Biggest updates to our pure @julialang.org flow solver since 1.3:
1. Ability to add explicit turbulence modelling
2. Easier flow visualization with @makie.org
3. Even faster CPU performance

03.06.2025 18:21 πŸ‘ 12 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0
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CUDA.jl 5.8 adds broadcasting for CuSparseVector, support for CUDA 12.9, and key library updatesβ€”making it easier to write efficient, element-wise #GPU operations in Julia without sacrificing clarity or #performance. juliagpu.org/post/2025-05... #JuliaLang #CUDA #GPUcomputing #programming

03.06.2025 19:21 πŸ‘ 7 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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My lab, at Karolinska, in Stockholm, is looking for a PhD student with a computational/quantitative background to work on probabilistic/generative models of proteins (structure and sequence). The research will involve methods development, and applications in vaccine design.

15.05.2025 13:21 πŸ‘ 21 πŸ” 14 πŸ’¬ 2 πŸ“Œ 4
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πŸ₯³ New Unfold-Family documentation page!
unfoldtoolbox.github.io/UnfoldDocs/m...

A unified look, comparison to others, and some global perspective - check it out for #rERP & #EEG analyses!
---
A good time to learn Unfold is this Friday:
Free online Unfold workshop - www.s-ccs.de/workshop_unf...
🧠πŸ§ͺ

05.05.2025 11:21 πŸ‘ 11 πŸ” 5 πŸ’¬ 1 πŸ“Œ 0

bsky.app/profile/bene...

05.05.2025 11:23 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Kernkraft: Der teure Traum der Union Die Union und Friedrich Merz wollen zurück zu Atomkraft. Über die hohen Kosten und langwierigen Bauzeiten wird nicht gesprochen.

Wenn es nach CDU/CSU geht, sollen in Deutschland bald Atomkraftwerke und Fusionsreaktoren Strom liefern. Aber wie realistisch ist das? Ein Blick zu den jΓΌngsten nuklearen Projekten zeigt: Atomstrom ist unberechenbar – bei den Kosten und Bauzeiten.

04.04.2025 07:06 πŸ‘ 316 πŸ” 106 πŸ’¬ 29 πŸ“Œ 8
ggplot of Julia Language
ggplot of Julia Language YouTube video by Numeryst

Recently found: an introduction to TidierPlots.jl on YouTube Ho cool is that?! Check it out!

www.youtube.com/watch?v=YRm2...

09.02.2025 23:16 πŸ‘ 6 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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TidierPlots.jl β™₯️ Makie.jl

#julialang #rstats

makie.org/website/blog...

23.02.2025 21:01 πŸ‘ 9 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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Makie v0.22.2 is here! From improved voxel rendering and pattern fixes to new #tutorials and #performance boosts, this update brings serious upgrades to your plotting workflow. makie.org/website/blog... #JuliaLang #Makie #DataVisualization #TechUpdate #Visualisation

25.03.2025 14:07 πŸ‘ 12 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0

Introducing... BlueSky-Driven Development? βš’οΈ

Thanks to Julius Krumbiegel from @makie.org, we have early support for visualizations like these in #julialang! 🎨

Check out the issue to learn more: github.com/MakieOrg/Mak...

#dataviz #stats #openscience

18.03.2025 17:24 πŸ‘ 19 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0
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Playing a bit with our WaterLily.jl #CFD #JuliaLang solver and homogeneous isotropic decaying turbulence πŸŒ€ 128^3 grid running on my local #GPU ⚑ visualizing in real-time with @makie.org
github.com/WaterLily-jl...

12.03.2025 22:47 πŸ‘ 26 πŸ” 6 πŸ’¬ 0 πŸ“Œ 1
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Stabilized variational non-reversible parallel tempered samplingβ€”this MCMC can handle just about anything you throw at it!
pigeons.run

πŸ§ͺ

27.02.2025 14:43 πŸ‘ 12 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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GPUArrays.jl v11 takes a big leap! Now ported to KernelAbstractions.jl, making vendor-neutral #GPU #programming more flexible & powerful. Ready to upgrade? Explore the latest improvements! juliagpu.org/post/2025-01... #JuliaLang #HPC

27.02.2025 14:43 πŸ‘ 14 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0