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I went back to Linux and it was a mistake

https://www.theverge.com/report/875077/linux-was-a-mistake
1•timpera•54s ago•1 comments

Octrafic – open-source AI-assisted API testing from the CLI

https://github.com/Octrafic/octrafic-cli
1•mbadyl•2m ago•1 comments

US Accuses China of Secret Nuclear Testing

https://www.reuters.com/world/china/trump-has-been-clear-wanting-new-nuclear-arms-control-treaty-...
1•jandrewrogers•3m ago•0 comments

Peacock. A New Programming Language

1•hashhooshy•7m ago•1 comments

A postcard arrived: 'If you're reading this I'm dead, and I really liked you'

https://www.washingtonpost.com/lifestyle/2026/02/07/postcard-death-teacher-glickman/
2•bookofjoe•8m ago•1 comments

What to know about the software selloff

https://www.morningstar.com/markets/what-know-about-software-stock-selloff
2•RickJWagner•12m ago•0 comments

Show HN: Syntux – generative UI for websites, not agents

https://www.getsyntux.com/
3•Goose78•13m ago•0 comments

Microsoft appointed a quality czar. He has no direct reports and no budget

https://jpcaparas.medium.com/ab75cef97954
2•birdculture•13m ago•0 comments

AI overlay that reads anything on your screen (invisible to screen capture)

https://lowlighter.app/
1•andylytic•14m ago•1 comments

Show HN: Seafloor, be up and running with OpenClaw in 20 seconds

https://seafloor.bot/
1•k0mplex•15m ago•0 comments

Tesla turbine-inspired structure generates electricity using compressed air

https://techxplore.com/news/2026-01-tesla-turbine-generates-electricity-compressed.html
2•PaulHoule•16m ago•0 comments

State Department deleting 17 years of tweets (2009-2025); preservation needed

https://www.npr.org/2026/02/07/nx-s1-5704785/state-department-trump-posts-x
2•sleazylice•16m ago•1 comments

Learning to code, or building side projects with AI help, this one's for you

https://codeslick.dev/learn
1•vitorlourenco•17m ago•0 comments

Effulgence RPG Engine [video]

https://www.youtube.com/watch?v=xFQOUe9S7dU
1•msuniverse2026•18m ago•0 comments

Five disciplines discovered the same math independently – none of them knew

https://freethemath.org
4•energyscholar•19m ago•1 comments

We Scanned an AI Assistant for Security Issues: 12,465 Vulnerabilities

https://codeslick.dev/blog/openclaw-security-audit
1•vitorlourenco•20m ago•0 comments

Amazon no longer defend cloud customers against video patent infringement claims

https://ipfray.com/amazon-no-longer-defends-cloud-customers-against-video-patent-infringement-cla...
2•ffworld•20m ago•0 comments

Show HN: Medinilla – an OCPP compliant .NET back end (partially done)

https://github.com/eliodecolli/Medinilla
2•rhcm•23m ago•0 comments

How Does AI Distribute the Pie? Large Language Models and the Ultimatum Game

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=6157066
1•dkga•24m ago•1 comments

Resistance Infrastructure

https://www.profgalloway.com/resistance-infrastructure/
3•samizdis•28m ago•1 comments

Fire-juggling unicyclist caught performing on crossing

https://news.sky.com/story/fire-juggling-unicyclist-caught-performing-on-crossing-13504459
1•austinallegro•29m ago•0 comments

Restoring a lost 1981 Unix roguelike (protoHack) and preserving Hack 1.0.3

https://github.com/Critlist/protoHack
2•Critlist•30m ago•0 comments

GPS and Time Dilation – Special and General Relativity

https://philosophersview.com/gps-and-time-dilation/
1•mistyvales•33m ago•0 comments

Show HN: Witnessd – Prove human authorship via hardware-bound jitter seals

https://github.com/writerslogic/witnessd
1•davidcondrey•34m ago•1 comments

Show HN: I built a clawdbot that texts like your crush

https://14.israelfirew.co
2•IsruAlpha•36m ago•2 comments

Scientists reverse Alzheimer's in mice and restore memory (2025)

https://www.sciencedaily.com/releases/2025/12/251224032354.htm
2•walterbell•39m ago•0 comments

Compiling Prolog to Forth [pdf]

https://vfxforth.com/flag/jfar/vol4/no4/article4.pdf
1•todsacerdoti•40m ago•0 comments

Show HN: Cymatica – an experimental, meditative audiovisual app

https://apps.apple.com/us/app/cymatica-sounds-visualizer/id6748863721
1•_august•41m ago•0 comments

GitBlack: Tracing America's Foundation

https://gitblack.vercel.app/
12•martialg•41m ago•1 comments

Horizon-LM: A RAM-Centric Architecture for LLM Training

https://arxiv.org/abs/2602.04816
1•chrsw•42m ago•0 comments
Open in hackernews

Show HN: CUDA Fractal Renderer

https://github.com/tripplyons/cuda-fractal-renderer
44•tripplyons•6mo ago

Comments

bsenftner•6mo ago
Have you tried fractal volumes yet? A calculation worthy of cuda... Or even fractal animation? Fun awaits!
neomantra•6mo ago
I have been very interested in fractal volumes using mesh shading to sample the isosurfaces. Some of the first mesh shader demos included Mandelbulbs, but AFAIK there's been no OSS tools/demos 7 years later?

Please comment if you know of one! Checking now, there appears to be recent (~3 years) graduate research papers on this topic , so a new reading list for me.

tripplyons•6mo ago
I've experimented with fractals in higher dimensions, but not in CUDA yet. Seems like a good next step!
neomantra•6mo ago
OP, great work on this. While I can't run it, I appreciate that it's pretty bite-sized and easy to inspect.

Dealing with volumes is a big change, but interpolation of the affine transforms is not far off. Expose the matrix to the CLI and then one can wrap it with an interpolation script; or you can build that interpolation in. Maybe note the generation time in your README?

I spent many weekends in the mid-00's doing GPGPU for ElectricSheep-style Iterated Function systems, instead of the distributed ElectricSheep network [1]. That was C++ and CUDA. Your implementation is much easier to make sense of, albeit it smaller scope.

[1] https://electricsheep.org

azath92•6mo ago
The electric sheep always intrigued me so much! but was a bit before my time, and also felt so impenetrable. I appreciate you drawing the link between them and something like this which is so finite and understandable.

and to OP for making something so finite and understandable ofc.

monster_truck•6mo ago
Electric Sheep still works great to this day. The lifetime membership is worth it if you want nice enough sheep with 0 effort, but there are countless HD packs on archiveorg and elsewhere
azath92•6mo ago
cool to hear that the actual electric sheep project is still something you can interact with!

For those super new to it (like me), check out https://electricsheep.org/ og video we came across it with https://www.youtube.com/watch?v=O5RdMvgk8b0 (this was just the first I found when looking there are many on youtube) and the algorithm behind it https://flam3.com/ This is all AFAICT as someone who's only just skimmed the surface, but i find it amazing.

neomantra•6mo ago
Porting the ElectricSheep AfterEffects Plugin from Windows to OSX was my true first open source contribution (1999?). And that only happened because my friend was friends with its author and it came up when he was showing off some fractals movies. Then I said, “Oh I can help you with that.”

That OSS plugin itself was riding on the OSS ElectricSheep. All collaboration and distribution was via tarballs, although is on GitHub now. It was a trip seeing some code I wrangled make its way into commercial media, just organically.

The ElectricSheep project weaves so many cool tech threads together. Only thing is was missing compared to modernity is decentralized genome propagation.

Scott Draves, its author, has some great artist content too. He also spearheaded Polyglot notebooks, early on in that kind of interface.

azath92•6mo ago
I think the depth (in time, and community involvement) is one of the things that has drawn me to this project. It has the excellent vibe of a dedicated and yet accessible, IMO because of the beautiful and widely available visual output, internet community.

Thanks for sharing some of this rich history!

almostgotcaught•6mo ago
tangential question: does anyone know a way to call/use CUDA from graphics code? like directx or opengl (or whatever). as opposed to this code which is named "renderer" but doesn't draw to the screen...
Ono-Sendai•6mo ago
compute shaders?
animal531•6mo ago
Yeah, for example Unity uses C#, so you can used a managed CUDA library. If you're using a C engine like Unreal etc. its even easier since you can just include the code.

But having said that, a giant drawback to using CUDA in gaming is that the overhead of transforming and copying your data to/from CUDA kills off a lot of the performance, so while its still great its not nearly as good as writing compute shaders.

They are a topic of their own, the code can start off quite basic but with recent additions you can now also do some really advanced thread management and coordination.

They still come with big overhead to moving data around, but in general they're better suited to the use-case than CUDA.

corysama•6mo ago
There are DX/GL interop functions in the CUDA API. But, they are a bit tricky. Unless you really have a strong, specific need for something only available in CUDA, you are better off using compute shaders.
pixelpoet•6mo ago
Just because a program isn't using DirectX or OpenGL etc doesn't mean it's not a renderer / graphics code.
dcanelhas•6mo ago
Thanks for sharing. I don't see why there is an atomic add in the kernel there. It doesn't look like two separate threads should be able to modify the same pixel, based on the block/thread indices?
tripplyons•6mo ago
Each block is for a different image, but each thread within the same block has a small chance of modifying the same pixel.
porphyra•6mo ago
Writing CUDA in Python is so nice and elegant now. What a time to be alive! I love how wonderfully short the code is.
sestep•6mo ago
Thank you for providing a uv.lock file! I spent a good chunk of last month trying to get graphics research projects working that only provided requirements.txt (or not even that, e.g. the original Gaussian splatting paper), and it was hell to figure out how to undo all the bitrot.