Hacker News Highlights

Perplexity is using stealth, undeclared crawlers to evade no-crawl directives
https://blog.cloudflare.com/perplexity-is-using-stealth-undeclared-crawlers-to-evade-website-no-crawl-directives/
https://news.ycombinator.com/item?id=44785636

Show HN: I spent 6 years building a ridiculous wooden pixel display
https://benholmen.com/blog/kilopixel/
https://news.ycombinator.com/item?id=44787902

Qwen-Image: Crafting with native text rendering
https://qwenlm.github.io/blog/qwen-image/
https://news.ycombinator.com/item?id=44787631

How we made JSON.stringify more than twice as fast
https://v8.dev/blog/json-stringify
https://news.ycombinator.com/item?id=44786005

DrawAFish.com Postmortem
https://aldenhallak.com/blog/posts/draw-a-fish-postmortem.html
https://news.ycombinator.com/item?id=44784743

OpenIPC: Open IP Camera Firmware
https://openipc.org/à
https://news.ycombinator.com/item?id=44758463

Show HN: I've been building an ERP for manufacturing for the last 3 years
https://github.com/crbnos/carbon
https://news.ycombinator.com/item?id=44792005

Ask HN: What trick of the trade took you too long to learn?
https://news.ycombinator.com/item?id=44789068

Monitor your security cameras with locally processed AI
https://frigate.video/
https://news.ycombinator.com/item?id=44794508

I tried to replace myself with ChatGPT in my English class
https://lithub.com/what-happened-when-i-tried-to-replace-myself-with-chatgpt-in-my-english-classroom/
https://news.ycombinator.com/item?id=44769547

If you're remote, ramble
https://stephango.com/ramblings
https://news.ycombinator.com/item?id=44775563

Modern Node.js Patterns
https://kashw1n.com/blog/nodejs-2025/
https://news.ycombinator.com/item?id=44778936

Writing a good design document
https://grantslatton.com/how-to-design-document
https://news.ycombinator.com/item?id=44779428

Persona vectors: Monitoring and controlling character traits in language models
https://www.anthropic.com/research/persona-vectors
https://news.ycombinator.com/item?id=44777760

Twenty Eighth International Obfuscated C Code Contest
https://www.ioccc.org/2024/index.html
https://news.ycombinator.com/item?id=44774104

Tokens are getting more expensive
https://ethanding.substack.com/p/ai-subscriptions-get-short-squeezed
https://news.ycombinator.com/item?id=44775700

So you want to parse a PDF?
https://eliot-jones.com/2025/8/pdf-parsing-xref
https://news.ycombinator.com/item?id=44780353

2,500-year-old Siberian 'ice mummy' had intricate tattoos, imaging reveals
https://www.bbc.com/news/articles/c4gzx0zm68vo
https://news.ycombinator.com/item?id=44745441

How to make almost anything (2019)
https://fab.cba.mit.edu/classes/863.19/CBA/people/dsculley/index.html
https://news.ycombinator.com/item?id=44775830

Typed languages are better suited for vibecoding
https://solmaz.io/typed-languages-are-better-suited-for-vibecoding
https://news.ycombinator.com/item?id=44780878

Helsinki records zero traffic deaths for full year
https://www.helsinkitimes.fi/finland/finland-news/domestic/27539-helsinki-records-zero-traffic-deaths-for-full-year.html
https://news.ycombinator.com/item?id=44736025

Telo MT1
https://www.telotrucks.com/
https://news.ycombinator.com/item?id=44769039

We may not like what we become if A.I. solves loneliness
https://www.newyorker.com/magazine/2025/07/21/ai-is-about-to-solve-loneliness-thats-a-problem
https://news.ycombinator.com/item?id=44766508

6 weeks of Claude Code
https://blog.puzzmo.com/posts/2025/07/30/six-weeks-of-claude-code/
https://news.ycombinator.com/item?id=44746621

Online Collection of Keygen Music
https://keygenmusic.tk
https://news.ycombinator.com/item?id=44730544

PixiEditor 2.0 – A FOSS universal 2D graphics editor
https://pixieditor.net/blog/2025/07/30/20-release/
https://news.ycombinator.com/item?id=44746583

The Art of Multiprocessor Programming 2nd Edition Book Club
https://eatonphil.com/2025-art-of-multiprocessor-programming.html
https://news.ycombinator.com/item?id=44767555

A.I. researchers are negotiating $250M pay packages
https://www.nytimes.com/2025/07/31/technology/ai-researchers-nba-stars.html
https://news.ycombinator.com/item?id=44766758

Anandtech.com now redirects to its forums
https://forums.anandtech.com/
https://news.ycombinator.com/item?id=44767433

Lina Khan points to Figma IPO as vindication of M&A scrutiny
https://techcrunch.com/2025/08/02/lina-khan-points-to-figma-ipo-as-vindication-for-ma-scrutiny/
https://news.ycombinator.com/item?id=44771808

Show HN: Draw a fish and watch it swim with the others
https://drawafish.com
https://news.ycombinator.com/item?id=44719222

At 17, Hannah Cairo solved a major math mystery
https://www.quantamagazine.org/at-17-hannah-cairo-solved-a-major-math-mystery-20250801/
https://news.ycombinator.com/item?id=44759152

Cerebras Code
https://www.cerebras.ai/blog/introducing-cerebras-code
https://news.ycombinator.com/item?id=44762959

Our Farewell from Google Play
https://secuso.aifb.kit.edu/english/2809.php
https://news.ycombinator.com/item?id=44754523

Replacing tmux in my dev workflow
https://bower.sh/you-might-not-need-tmux
https://news.ycombinator.com/item?id=44754492

I couldn't submit a PR, so I got hired and fixed it myself
https://www.skeptrune.com/posts/doing-the-little-things/
https://news.ycombinator.com/item?id=44759417

Anthropic revokes OpenAI's access to Claude
https://www.wired.com/story/anthropic-revokes-openais-access-to-claude/
https://news.ycombinator.com/item?id=44762856

Terence Tao on the suspension of UCLA grants
https://mathstodon.xyz/@tao/114956840959338146
https://news.ycombinator.com/item?id=44765264

Coffeematic PC – A coffee maker computer that pumps hot coffee to the CPU
https://www.dougmacdowell.com/coffeematic-pc.html
https://news.ycombinator.com/item?id=44762880

This Month in Ladybird
https://ladybird.org/newsletter/2025-07-31/
https://news.ycombinator.com/item?id=44765292

Slow
https://michaelnotebook.com/slow/index.html
https://news.ycombinator.com/item?id=44748934

Face it: you're a crazy person
https://www.experimental-history.com/p/face-it-youre-a-crazy-person
https://news.ycombinator.com/item?id=44710651

How was the Universal Pictures 1936 opening logo created?
https://movies.stackexchange.com/questions/128020/how-was-the-universal-pictures-1936-opening-logo-created
https://news.ycombinator.com/item?id=44744454

MacBook Pro Insomnia
https://manuel.bernhardt.io/posts/2025-07-24-macbook-pro-insomnia
https://news.ycombinator.com/item?id=44745897

Many countries that said no to ChatControl in 2024 are now undecided
https://digitalcourage.social/@echo_pbreyer/114946559233051667
https://news.ycombinator.com/item?id=44744715

The anti-abundance critique on housing is wrong
https://www.derekthompson.org/p/the-anti-abundance-critique-on-housing
https://news.ycombinator.com/item?id=44750416

Ubiquiti launches UniFi OS Server for self-hosting
https://lazyadmin.nl/home-network/unifi-os-server/
https://news.ycombinator.com/item?id=44746603

Releasing weights for FLUX.1 Krea
https://www.krea.ai/blog/flux-krea-open-source-release
https://news.ycombinator.com/item?id=44745555

QUIC for the kernel
https://lwn.net/Articles/1029851/
https://news.ycombinator.com/item?id=44746948

Gemini Embedding: Powering RAG and context engineering
https://developers.googleblog.com/en/gemini-embedding-powering-rag-context-engineering/
https://news.ycombinator.com/item?id=44747457

Fast
https://www.catherinejue.com/fast
https://news.ycombinator.com/item?id=44736967

Our $100M Series B
https://oxide.computer/blog/our-100m-series-b
https://news.ycombinator.com/item?id=44733817

Vibe code is legacy code
https://blog.val.town/vibe-code
https://news.ycombinator.com/item?id=44739556

Ollama's new app
https://ollama.com/blog/new-app
https://news.ycombinator.com/item?id=44739632

Australia widens teen social media ban to YouTube, scraps exemption
https://www.reuters.com/legal/litigation/australia-widens-teen-social-media-ban-youtube-scraps-exemption-2025-07-29/
https://news.ycombinator.com/item?id=44736646

I launched 17 side projects. Result? I'm rich in expired domains
https://news.ycombinator.com/item?id=44733800

Optician Sans – A free font based on historical eye charts and optotypes
https://optician-sans.com/
https://news.ycombinator.com/item?id=44736090

Figma will IPO on July 31
https://www.figma.com/blog/ipo-pricing/
https://news.ycombinator.com/item?id=44740222

The HTML Hobbyist (2022)
https://www.htmlhobbyist.com/
https://news.ycombinator.com/item?id=44733119

The Math Is Haunted
https://overreacted.io/the-math-is-haunted/
https://news.ycombinator.com/item?id=44739315

Study mode
https://openai.com/index/chatgpt-study-mode/
https://news.ycombinator.com/item?id=44725764

M8.7 earthquake in Western Pacific, tsunami warning issued
https://earthquake.usgs.gov/earthquakes/eventpage/us6000qw60/executive
https://news.ycombinator.com/item?id=44729865

My 2.5 year old laptop can write Space Invaders in JavaScript now (GLM-4.5 Air)
https://simonwillison.net/2025/Jul/29/space-invaders/
https://news.ycombinator.com/item?id=44723316

Irrelevant facts about cats added to math problems increase LLM errors by 300%
https://www.science.org/content/article/scienceadviser-cats-confuse-ai
https://news.ycombinator.com/item?id=44724238

iPhone 16 cameras vs. traditional digital cameras
https://candid9.com/phone-camera/
https://news.ycombinator.com/item?id=44723461

RIP Shunsaku Tamiya, the man who made plastic model kits a global obsession
https://JapaneseNostalgicCar.com/rip-shunsaku-tamiya-plastic-model-kits/
https://news.ycombinator.com/item?id=44728188

Learning basic electronics by building fireflies
http://a64.in/posts/learning-basic-electronics-by-building-fireflies/
https://news.ycombinator.com/item?id=44725757

ACM Transitions to Full Open Access
https://www.acm.org/publications/openaccess
https://news.ycombinator.com/item?id=44725966

Show HN: I built an AI that turns any book into a text adventure game
https://www.kathaaverse.com/
https://news.ycombinator.com/item?id=44725202

Observable Notebooks 2.0 Technology Preview
https://observablehq.com/notebook-kit/
https://news.ycombinator.com/item?id=44724068

Copyparty – Turn almost any device into a file server
https://github.com/9001/copyparty
https://news.ycombinator.com/item?id=44711519

Show HN: Use Their ID – Use your local UK MP’s ID for the Online Safety Act
https://use-their-id.com/
https://news.ycombinator.com/item?id=44716106

Claude Code weekly rate limits
https://news.ycombinator.com/item?id=44713757

Tao on “blue team” vs. “red team” LLMs
https://mathstodon.xyz/@tao/114915604830689046
https://news.ycombinator.com/item?id=44711306

Sign in with Google in Chrome
https://underpassapp.com/news/2025/7/5.html
https://news.ycombinator.com/item?id=44715166

I designed my own fast game streaming video codec – PyroWave
https://themaister.net/blog/2025/06/16/i-designed-my-own-ridiculously-fast-game-streaming-video-codec-pyrowave/
https://news.ycombinator.com/item?id=44714914

How to make websites that will require lots of your time and energy
https://blog.jim-nielsen.com/2025/how-to-make-websites-that-require-lots-of-time-and-energy/
https://news.ycombinator.com/item?id=44708270

Fintech dystopia
https://fintechdystopia.com/
https://news.ycombinator.com/item?id=44718117

GLM-4.5: Reasoning, Coding, and Agentic Abililties
https://z.ai/blog/glm-4.5
https://news.ycombinator.com/item?id=44711106

Terminal app can now run full graphical Linux apps in the latest Android Canary
https://www.androidauthority.com/linux-terminal-graphical-apps-3580905/
https://news.ycombinator.com/item?id=44681858

Performance and telemetry analysis of Trae IDE, ByteDance's VSCode fork
https://github.com/segmentationf4u1t/trae_telemetry_research
https://news.ycombinator.com/item?id=44703164

Dumb Pipe
https://www.dumbpipe.dev/
https://news.ycombinator.com/item?id=44701555

EU age verification app to ban any Android system not licensed by Google
https://www.reddit.com/r/degoogle/s/YxmPgFes8a
https://news.ycombinator.com/item?id=44705240

Tom Lehrer has died
https://www.nytimes.com/2025/07/27/arts/music/tom-lehrer-dead.html
https://news.ycombinator.com/item?id=44702782

Enough AI copilots, we need AI HUDs
https://www.geoffreylitt.com/2025/07/27/enough-ai-copilots-we-need-ai-huds
https://news.ycombinator.com/item?id=44705445

Making Postgres slower
https://byteofdev.com/posts/making-postgres-slow/
https://news.ycombinator.com/item?id=44704736

I hacked my washing machine
https://nexy.blog/2025/07/27/how-i-hacked-my-washing-machine/
https://news.ycombinator.com/item?id=44704270

Ask HN: What are you working on? (July 2025)
https://news.ycombinator.com/item?id=44702833

Blender: Beyond Mouse and Keyboard
https://code.blender.org/2025/07/beyond-mouse-keyboard/
https://news.ycombinator.com/item?id=44671802

Big agriculture mislead the public about the benefits of biofuels
https://lithub.com/how-big-agriculture-mislead-the-public-about-the-benefits-of-biofuels/
https://news.ycombinator.com/item?id=44706428

Rust running on every GPU
https://rust-gpu.github.io/blog/2025/07/25/rust-on-every-gpu/
https://news.ycombinator.com/item?id=44692876

How we rooted Copilot
https://research.eye.security/how-we-rooted-copilot/
https://news.ycombinator.com/item?id=44695098

Purple Earth hypothesis
https://en.wikipedia.org/wiki/Purple_Earth_hypothesis
https://news.ycombinator.com/item?id=44665644

The natural diamond industry is getting rocked. Thank the lab-grown variety
https://www.cbc.ca/news/business/lab-grown-diamonds-1.7592336
https://news.ycombinator.com/item?id=44693570

What went wrong for Yahoo
https://dfarq.homeip.net/what-went-wrong-for-yahoo/
https://news.ycombinator.com/item?id=44696033

When We Get Komooted
https://bikepacking.com/plog/when-we-get-komooted/
https://news.ycombinator.com/item?id=44699421

Resizable structs in Zig
https://tristanpemble.com/resizable-structs-in-zig/
https://news.ycombinator.com/item?id=44697131

Shallow water is dangerous too
https://www.jefftk.com/p/shallow-water-is-dangerous-too
https://news.ycombinator.com/item?id=44664176

Getting decent error reports in Bash when you're using 'set -e'
https://utcc.utoronto.ca/~cks/space/blog/programming/BashGoodSetEReports
https://news.ycombinator.com/item?id=44666984

Chemical process produces critical battery metals with no waste
https://spectrum.ieee.org/nmc-battery-aspiring-materials
https://news.ycombinator.com/item?id=44698928