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Show HN: AhaTree, a 60-second interactive demo

https://www.getquickintro.com/try
1•kez_•1h ago
I’m testing a new way to explain QuickIntro (turns referrals into meetings without the awkward ask). Instead of slides or a video, I built a 60-second “AhaTree” you can click through, no signup required.

Would love feedback: is this format clearer than the usual demos?

'Why Ukraine is winning the war'

https://www.ft.com/content/2a4d7883-e9b5-4a98-b245-76232e70d3df
1•MilnerRoute•3m ago•0 comments

Fireside Chat with Nicolas Dessaigne (Algolia Co-Founder, YC GP) – Oct 7, SF

https://partiful.com/e/hJSfxKhW4Kp8zy2J3N2C
1•arnaudbonzom84•12m ago•1 comments

Cuttle: Two player battle card game played with a standard 52-card deck of cards

https://www.cuttle.cards/
2•rootforce•16m ago•1 comments

Calling Zig from TypeScript on AWS Lambda with minimal primitives

https://github.com/JadenSimon/multi-arch-zig-lambda
1•Jaden_Simon•17m ago•0 comments

We reverse-engineered Flash Attention 4

https://modal.com/blog/reverse-engineer-flash-attention-4
1•birdculture•18m ago•0 comments

Telling the Story of Keeping the Secret Nüshu Language Alive

https://www.pbs.org/independentlens/blog/how-do-modern-women-in-china-keep-the-secret-nushu-langu...
1•binning•21m ago•0 comments

The Tax on Being a Girl

https://www.nytimes.com/2025/09/27/opinion/uganda-women-girls-trump-aid-cuts.html
1•binning•22m ago•0 comments

Washi: The Japanese paper crafted to last 1000 years (4 min video)

https://www.bbc.com/reel/video/p0m4mg2j/washi-the-japanese-paper-crafted-to-last-1-000-years
2•rmason•25m ago•0 comments

Using Cesium-137 testing to find counterfeit wine

https://kitchensisters.org/hiddenkitchens/atomic-wine/
1•bookofjoe•27m ago•0 comments

When this EV maker collapsed, its customers became the car company

https://www.theverge.com/transportation/785872/fisker-ocean-ownership-association-software-recall
2•nonfamous•31m ago•0 comments

Running Codex in a terminal from my phone

https://twitter.com/josh_bickett/status/1971825404723056869
1•bickett•31m ago•0 comments

Y Combinator's Request for Onchain Startups

https://blog.base.org/y-combinator-request-for-onchain-startups
1•kwar13•44m ago•0 comments

When did human chromosome 2 fuse?(2023)

https://www.johnhawks.net/p/when-did-human-chromosome-2-fuse
2•rolph•44m ago•1 comments

Study predicts Usain Bolt would have run 100M in 9.42 seconds in super spikes

https://www.theguardian.com/sport/2025/sep/11/usain-bolt-100m-super-spikes-athletics-world-champi...
1•PaulHoule•45m ago•0 comments

US to retire its only icebreaker, stranding polar research

https://www.colorado.edu/today/2025/09/16/us-retire-its-only-icebreaker-stranding-polar-research
9•geox•46m ago•1 comments

Ask HN: Where do YC websites come from?

1•ccleve•50m ago•0 comments

My Five Favorite Inventions

https://www.bramadams.dev/my-five-favorite-inventions/
1•_bramses•57m ago•0 comments

I Made a Better Dynamic Array Than Stb_ds.h

https://lazarusoverlook.com/posts/vector-c-library/
1•Moowool•59m ago•1 comments

All the New Website Launches in the World

https://websitelaunches.com/launches/today/
3•t-3•1h ago•2 comments

Consistent Hashing

https://eli.thegreenplace.net/2025/consistent-hashing/
3•ibobev•1h ago•0 comments

First PoB (proof-of-bandwidth) Consensus Mechanism

https://whitepaper.knexcoin.com/
2•winnertakeall•1h ago•0 comments

Volcanic crisis reveals coupled magma system at Santorini and Kolumbo

https://www.nature.com/articles/s41586-025-09525-7
1•fforflo•1h ago•0 comments

How AMD is re-thinking Chiplet Design [video]

https://www.youtube.com/watch?v=maH6KZ0YkXU
1•ibobev•1h ago•0 comments

Show HN: macOS Local AI Dictation Software

https://github.com/Explosion-Scratch/whisper-mac
1•explosion-s•1h ago•0 comments

Code Mode: the better way to use MCP

https://blog.cloudflare.com/code-mode/
2•the_mitsuhiko•1h ago•0 comments

£500M Thames Water desalination plant has provided seven days' water in 15 years

https://www.theguardian.com/business/2025/sep/26/500m-thames-water-desalination-plant-has-provide...
5•zeristor•1h ago•1 comments

Beyond Power Laws: Scaling Laws for Next-Token Prediction

https://francisbach.com/scaling-laws-text/
1•frozenseven•1h ago•0 comments

Ash TypeScript: Rich Phoenix Front Ends, Simplified [video]

https://www.youtube.com/watch?v=t-hori2Io14
2•borromakot•1h ago•1 comments

Why Did Car Manufacturers Switch from Generators to Alternators?

https://www.jalopnik.com/1975197/why-car-manufacturers-switch-from-generators-to-alternators/
4•rntn•1h ago•0 comments

Handy – Free open-source speech-to-text app written in Rust

https://handy.computer/
5•Leftium•1h ago•2 comments