top 50% hacker news stories for 2026-02-21

I Verified My LinkedIn Identity. Here's What I Handed Over

https://thelocalstack.eu/posts/linkedin-identity-verification-privacy/

6 months ago

What Not to Write on Your Security Clearance Form

https://milk.com/wall-o-shame/security_clearance.html

6 months ago

How Taalas "prints" LLM onto a chip?

https://www.anuragk.com/blog/posts/Taalas.html

6 months ago

When Code is Free, Why is Claude is an Electron app?

https://www.dbreunig.com/2026/02/21/why-is-claude-an-electron-app.html

6 months ago

Claws are now a new layer on top of LLM agents

https://twitter.com/karpathy/status/2024987174077432126

6 months ago

Show HN: Llama 3.1 70B on a single RTX 3090 via NVMe-to-GPU bypassing the CPU

https://github.com/xaskasdf/ntransformer

6 months ago

Gamedate – A site to revive dead multiplayer games

https://gamedate.org/

6 months ago

AI uBlock Blacklist

https://github.com/alvi-se/ai-ublock-blacklist

6 months ago

Unsung heroes: Flickr's URLs scheme

https://unsung.aresluna.org/unsung-heroes-flickrs-urls-scheme/

6 months ago

Andrej Karpathy talks about "Claws"

https://simonwillison.net/2026/Feb/21/claws/

6 months ago

zclaw: personal AI assistant in under 888 KB, running on an ESP32

https://github.com/tnm/zclaw

6 months ago

CXMT has been offering DDR4 chips at about half the prevailing market rate

https://www.koreaherald.com/article/10679206

6 months ago

Acme Weather

https://acmeweather.com/blog/introducing-acme-weather

6 months ago

Parse, Don't Validate and Type-Driven Design in Rust

https://www.harudagondi.space/blog/parse-dont-validate-and-type-driven-design-in-rust/

6 months ago

Personal Statement of a CIA Analyst

https://antipolygraph.org/statements/statement-038.shtml

6 months ago

EU mandates replaceable batteries by 2027 (2023)

https://environment.ec.europa.eu/news/new-law-more-sustainable-circular-and-safe-batteries-enters-force-2023-08-17_en

6 months ago

What Is OAuth?

https://leaflet.pub/p/did:plc:3vdrgzr2zybocs45yfhcr6ur/3mfd2oxx5v22b

6 months ago

macOS's Little-Known Command-Line Sandboxing Tool

https://igorstechnoclub.com/sandbox-exec/

6 months ago

EDuke32 – Duke Nukem 3D (Open-Source)

https://www.eduke32.com/

6 months ago

Evidence of the bouba-kiki effect in naïve baby chicks

https://www.science.org/doi/10.1126/science.adq7188

6 months ago

Cloudflare outage on February 20, 2026

https://blog.cloudflare.com/cloudflare-outage-february-20-2026/

6 months ago

'Viking' was a job description, not a matter of heredity: Ancient DNA study

https://www.science.org/content/article/viking-was-job-description-not-matter-heredity-massive-ancient-dna-study-shows

6 months ago

Toyota Mirai hydrogen car depreciation: 65% value loss in a year

https://carbuzz.com/toyota-mirai-massive-depreciation-one-year/

6 months ago

A distributed queue in a single JSON file on object storage

https://turbopuffer.com/blog/object-storage-queue

6 months ago

Cord: Coordinating Trees of AI Agents

https://www.june.kim/cord

6 months ago

Meta Deployed AI and It Is Killing Our Agency

https://mojodojo.io/blog/meta-is-systematically-killing-our-agency/

6 months ago

LibreOffice blasts OnlyOffice for working with Microsoft to lock users in

https://www.neowin.net/news/libreoffice-blasts-fake-open-source-onlyoffice-for-working-with-microsoft-to-lock-users-in/

6 months ago

Over 80% of 16 to 24-year-olds would vote to rejoin the EU

https://www.itv.com/news/2026-02-19/over-80-of-16-to-24-year-olds-would-vote-to-rejoin-the-eu-itv-poll-finds

6 months ago

Coccinelle: The Linux kernel's source-to-source transformation tool

https://github.com/coccinelle/coccinelle

6 months ago

24 Hour Fitness Won't Let You Unsubscribe From Marketing Spam, So I Fixed It

https://ahmedkaddoura.com/projects/24hf-unsubscribe

6 months ago

Canvas_ity: A tiny, single-header <canvas>-like 2D rasterizer for C++

https://github.com/a-e-k/canvas_ity

6 months ago

Inputlag.science – Repository of knowledge about input lag in gaming

https://inputlag.science

6 months ago

Aesthetics of single threading

https://ta.fo/aesthetics-of-single-threading/

6 months ago

Code has always been the easy part

https://laughingmeme.org/2026/02/09/code-has-always-been-the-easy-part.html

6 months ago

Show HN: Iron-Wolf – Wolfenstein 3D source port in Rust

https://github.com/Ragnaroek/iron-wolf

6 months ago

Build Your Own Forth Interpreter

https://codingchallenges.fyi/challenges/challenge-forth/

6 months ago

Password managers less secure than promised

https://ethz.ch/en/news-and-events/eth-news/news/2026/02/password-managers-less-secure-than-promised.html

6 months ago

Text-Based Google Directions

https://gdir.telae.net/

6 months ago

Topological Naming Problem

https://wiki.freecad.org/Topological_naming_problem

6 months ago

Trunk Based Development

https://trunkbaseddevelopment.com/

6 months ago

DialUp95 – A 90s inspired nostalgia hit

https://dialup95.com/

6 months ago

How an inference provider can prove they're not serving a quantized model

https://tinfoil.sh/blog/2026-02-03-proving-model-identity

6 months ago

The Software Development Lifecycle Is Dead

https://boristane.com/blog/the-software-development-lifecycle-is-dead/

6 months ago

Pipelined Relational Query Language, Pronounced "Prequel"

https://prql-lang.org/

6 months ago

Colorado moves age checks from websites to operating systems

https://www.biometricupdate.com/202602/colorado-moves-age-checks-from-websites-to-operating-systems

6 months ago

ATAboy is a USB adapter for legacy CHS only style IDE (PATA) drives

https://github.com/redruM0381/ATAboy

6 months ago

Excessive token usage in Claude Code

https://github.com/anthropics/claude-code/issues/16856

6 months ago

The Four-Color Theorem 1852–1976

https://www.ams.org/journals/notices/202603/noti3305/noti3305.html

6 months ago