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OpenCiv3: Open-source, cross-platform reimagining of Civilization III

https://openciv3.org/
460•klaussilveira•6h ago•112 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
800•xnx•12h ago•484 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
154•isitcontent•7h ago•15 comments

Monty: A minimal, secure Python interpreter written in Rust for use by AI

https://github.com/pydantic/monty
149•dmpetrov•7h ago•65 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
48•quibono•4d ago•5 comments

How we made geo joins 400× faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
24•matheusalmeida•1d ago•0 comments

A century of hair samples proves leaded gas ban worked

https://arstechnica.com/science/2026/02/a-century-of-hair-samples-proves-leaded-gas-ban-worked/
89•jnord•3d ago•11 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
259•vecti•9h ago•122 comments

Microsoft open-sources LiteBox, a security-focused library OS

https://github.com/microsoft/litebox
326•aktau•13h ago•157 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
199•eljojo•9h ago•128 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
322•ostacke•13h ago•85 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
405•todsacerdoti•14h ago•218 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
332•lstoll•13h ago•240 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
20•kmm•4d ago•1 comments

Show HN: R3forth, a ColorForth-inspired language with a tiny VM

https://github.com/phreda4/r3
51•phreda4•6h ago•8 comments

I spent 5 years in DevOps – Solutions engineering gave me what I was missing

https://infisical.com/blog/devops-to-solutions-engineering
113•vmatsiiako•11h ago•36 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
192•i5heu•9h ago•141 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
150•limoce•3d ago•79 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
240•surprisetalk•3d ago•31 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
3•romes•4d ago•0 comments

I now assume that all ads on Apple news are scams

https://kirkville.com/i-now-assume-that-all-ads-on-apple-news-are-scams/
990•cdrnsf•16h ago•417 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
23•gfortaine•4h ago•2 comments

Make Trust Irrelevant: A Gamer's Take on Agentic AI Safety

https://github.com/Deso-PK/make-trust-irrelevant
7•DesoPK•1h ago•4 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
45•rescrv•14h ago•17 comments

I'm going to cure my girlfriend's brain tumor

https://andrewjrod.substack.com/p/im-going-to-cure-my-girlfriends-brain
61•ray__•3h ago•18 comments

Evaluating and mitigating the growing risk of LLM-discovered 0-days

https://red.anthropic.com/2026/zero-days/
36•lebovic•1d ago•11 comments

Show HN: Smooth CLI – Token-efficient browser for AI agents

https://docs.smooth.sh/cli/overview
78•antves•1d ago•57 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
5•gmays•2h ago•1 comments

Show HN: Slack CLI for Agents

https://github.com/stablyai/agent-slack
40•nwparker•1d ago•10 comments

The Oklahoma Architect Who Turned Kitsch into Art

https://www.bloomberg.com/news/features/2026-01-31/oklahoma-architect-bruce-goff-s-wild-home-desi...
21•MarlonPro•3d ago•4 comments
Open in hackernews

Vargai/SDK – JSX for AI video, declarative programming language for Claude Code

https://varg.ai/sdk
43•alex_varga•2w ago

Comments

joshcsimmons•2w ago
Looks phenomenal - do any docs exist past the marketing page? or llms.txt?
bykhun•2w ago
there's a skill https://github.com/vargHQ/skills/
alex_varga•2w ago
Yeah, check out the GitHub and skills for ai agents
randoments•2w ago
I am impressed, i might give it a try. The prices for generation of images and videos scared me a little bit. I thought they were much cheaper
kerisi•2w ago
Maybe I misunderstand the project but I feel it'd make sense to support some local inference, i.e using arbitrary ComfyUI workflows?
randoments•1w ago
I dont think i am understanding your reply
bykhun•2w ago
This turns Claude Code into Sora lol

It's similar to remotion.dev, but focuses on generative video. Uses declarative JSX to orchestrate AI calls, which makes it much more readable!

annzrva•2w ago
this is super cool
michail_bul•2w ago
im a product engineer. i dont like building endless workflows in comfy ui or weavy. i always wanted to do it with agent. This sdk helps.
magistr4te•2w ago
slop
hokkos•2w ago
looking at the code examples i don't see the point of JSX, seems to decrease type safety and typing completion
migsvult•2w ago
This is very cool. And very timely. Recently had a discussion on whether we wanted to build out a new video pipeline through weavy or something more declarative like this. Surprised that there don't seem to be many similar tools. I suppose most folks either use weavy or just chain API calls. JSX is an interesting choice too.
taherchhabra•1w ago
I am building flickspeed.ai where you can build a pipeline in plain english. Let me know if you'd like to have a demo
TOMDM•2w ago
Weight loss scams have been horrible for ages, but that AI generated weight loss product example is some truly dystopian stuff.

We can build a better future with these tools, how about we build it instead of this garbage.

shermantanktop•2w ago
Not sure if you are missing the point or hitting on the actual point.

That is an example. Given the amount of AI-generated scam content exactly like that (and worse, have you seen the ED ones?) on the internet today, creating something in the same vein seems harmless.

On the other hand, unleashing the ability to generate massive numbers of variations cheaply, and experimenting to find the optimal mixture of insecurity, fear and avarice to exploit....that's dystopian. But Madison Avenue actually got most of that figured out long ago.

henning•2w ago
JSX is a convenient notation for structuring HTML that is created with React and similar frameworks. You are imposing a markup hierarchy on attributes that are not inherently hierarchical while giving examples of deceptive weight loss scam slop.

In the past I would say you should be ashamed of yourself but now I don't bother.

recursive•1w ago
> A 30-second video might take 3-5 min first render, 10 seconds cached.

How could a cached video possibly take 10 seconds? I would expect, at most, that it would cost whatever is necessary to read it from disk.

m_w_•1w ago
If you told me this was satire, I might respond that it's too on-the-nose. I really doubt that Spotify would be happy that their logo is front-and-center here.
augusteo•1w ago
> I don't see the point of JSX, seems to decrease type safety

JSX compiles to typed function calls. The type safety is in the component definitions, not the syntax.

The real question is whether video composition is actually hierarchical enough to benefit from JSX. For simple clips, probably overkill. But once you're layering talking heads, captions, b-roll, and transitions, the tree structure starts making sense.

The hardest part isn't the generation. It's the orchestration. Caching, retry logic, stitching outputs from multiple providers. A declarative layer that handles that automatically is genuinely useful.

pedalpete•1w ago
I don't understand who this is for?

How many software engineers are also cinematographers or directors?

I know that AI will democratize these roles and everyone can be a director, but why does it make sense to use JSX as the means to do that? It would require people to learn a new skill.

There must be a better abstraction for creating video that provides the granularity of providing direction to individual objects in a scene that doesn't require someone to understand JSX.

TeMPOraL•1w ago
> I don't understand who this is for?

I think the answer is in the tagline: AI Agent writes JSX, you get videos.

Sounds like a decent approach for today. LLMs are overtrained on JSX (Claude in particular, due to Artifacts feature IIRC being originally based on React), which makes them particularly good at translating from natural language to JSX, and that in turns makes JSX a decent choice for a structured description format.

JSX is just ugly Lisp anyway, so it's not half bad a choice for something that's structured, general-purpose, flexible and well-supported by tooling.

In other words:

[You]--natural language-->[LLM]--JSX-->[Vagrai]-->Video

jgbuddy•1w ago
It makes no sense to me to use something hierarchical like JSX for describing a time-series sequence like video