Kidnapped by Deutsche Bahn

Kubernetes egress control with squid proxy

Market design can feed the poor

Feynman's Hughes Lectures: 950 pages of notes

Asking Gemini 3 to generate Brainfuck code results in an infinite loop

You can't design software you don't work on

Staying ahead of censors in 2025

Show HN: Z80-μLM, a 'Conversational AI' That Fits in 40KB

Binaries

Huge Binaries

World's Smallest Programmable, Autonomous Robots

Panoramas of Star Trek Sets

Show HN: My not-for-profit search engine with no ads, no AI, & all DDG bangs

My First Meshtastic Network

Customs: Council agrees to levy customs duty on small parcels as of 1 July 2026

Why I think Valve’s retiring the Steam Deck LCD

Why I Think Valve's Retiring the Steam Deck LCD

Fast GPU Interconnect over Radio

Hydraulic press flips coin onto its edge on the 11,175th flip after 147 hours

CIA Star Gate Project: An Overview (1993) [pdf]

You can make up HTML tags

Self-hosting is being enshittified

NextDNS is my new favourite DNS service (2020)

Private equity is killing private ownership: first it was housing, now it's PCs

Rich Hickey: Thanks AI

Loneliness at 19, How to Cope?

Show HN: My app just won best iOS Japanese learning tool of 2025 award (blog)

Show HN: My app just won best iOS Japanese learning tool of 2025 award

My app just won best iOS Japanese learning tool of 2025 award (blog)

Fast CVVDP implementation in C

Fast Cvvdp Implementation in C

How to complain (2024)

How to Complain (2024)

How to Complain

CEOs are hugely expensive. Why not automate them? (2021)

CEOs are hugely expensive. Why not automate them?

Spherical Cow

Show HN: Golazo – Live soccer updates in your terminal

Slaughtering Competition Problems with Quantifier Elimination (2021)

Slaughtering Competition Problems with Quantifier Elimination

62 years in the making: NYC's newest water tunnel nears the finish line

As AI gobbles up chips, prices for devices may rise

The Detection of Wash Trading

Parsing IP addresses quickly (portably, without SIMD magic)

What an unprocessed photo looks like

The Internet Is a Net Negative

Researchers discover molecular difference in autistic brains

Researchers Discover Molecular Difference in Autistic Brains

Keep the Robots Out of the Gym

Dolphin Progress Report: Release 2512

Why I Disappeared – My week with minimal internet in a remote island chain

Unity's Mono problem: Why your C# code runs slower than it should

Software engineers should be a little bit cynical

MongoBleed Explained Simply

Loss of moist broadleaf forest in Africa has turned a carbon sink into source

Think

Show HN: Phantas – A browser-based binaural strobe engine (Web Audio API)

Stepping down as Mockito maintainer after ten years

Stepping down as Mockito maintainer after 10 years

PySDR: A Guide to SDR and DSP Using Python

No, it's not a battleship

Remembering Lou Gerstner

If you care about security you might want to move the iPhone Camera app

Show HN: Pion SCTP with RACK is 70% faster with 30% less latency

Deathbed Advice/Regret

All my Deutschlandtickets gone: Fraud at an industrial scale [video]

Global Memory Shortage Crisis: Market Analysis

Designing Predictable LLM-Verifier Systems for Formal Method Guarantee

Langfuse (YC W23) Is Hiring in Berlin, Germany

Building a macOS app to know when my Mac is thermal throttling

Learn computer graphics from scratch and for free

Last Year on My Mac: Look Back in Disbelief

Hungry Fat Cells Could Someday Starve Cancer

Growing up in “404 Not Found”: China's nuclear city in the Gobi Desert

C++ says “We have try... finally at home”

C++ says “We have try. . . finally at home”

Calendar

Rust errors without dependencies

Dialtone – AOL 3.0 Server

Fathers’ choices may be packaged and passed down in sperm RNA

Replacing JavaScript with Just HTML

Functional programming and reliability: ADTs, safety, critical infrastructure

Liberating Bluetooth on the ESP32

Public Domain Day 2026

Floor796

Formulaic Delimiters in the Iliad and the Odyssey

Mouse: Computer Programming Language

Mouse: Computer Programming Language (2006)

Developing a Beautiful and Performant Block Editor in Qt C++ and QML

Intermission: Battle Pulses

Time in C++: Inter-Clock Conversions, Epochs, and Durations

Koine

Oral History of Richard Greenblatt (2005) [pdf]

Line scan camera image processing

Best practices for long-run LED strip installs (20–50M) to avoid flicker?

Writing non-English languages with a QWERTY keyboard

2D Signed Distance Functions

John Malone and the Invention of Liquid-Based Engines

Show HN: LoongArch Userspace Emulator

Finding Jingle Town: Debugging an N64 Game Without Symbols

Content Infinite Loop: 1 Hour Work, 30 Days of Traffic

Rex is a safe kernel extension framework that allows Rust in the place of eBPF

Formally Verifying Peephole Optimisations in Lean

Doublespeak: In-Context Representation Hijacking

One year of keeping a tada list

Project Vend: Phase Two

A bitwise reproducible deep learning framework

Vibration Isolation of Precision Objects (2005) [pdf]

The Origins of APL (1974) [video]

Text rendering hates you (2019)