GiveCampus (YC S15) Hiring Rails engineers passionate about education

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Show HN: Claude Code workflow: PRDs → GitHub Issues → parallel execution

You Can Build Better AI Agents in Java Than Python

Tidewave Web: in-browser coding agent for Rails and Phoenix

Mirrorshades, the Cyberpunk Anthology

Databricks is raising a Series K Investment at >$100B valuation

Ask HN: Why does the US Visa application website do a port-scan of my network?

Vibe Coding Is the Worst Idea of 2025 [video]

AI might worsen diagnostics for physicians

Type-machine

Analysis of the GFW's Unconditional Port 443 Block on August 20, 2025

China blocked all HTTPS connection abroad for 1 hour in midnight

Show HN: Hanaco Weather – A poetic weather SNS from the OS Yamato project

Rough Numbers Between Consecutive Primes

Monoid-Augmented FIFOs, Deamortised

Modern CI Is Too Complex and Misdirected

Modern CI is too complex and misdirected (2021)

We’re Not So Special: A new book challenges human exceptionalism

LLMs Are Letter-Blind and Here's Why Enterprises Should Care

The Value of Hitting the HN Front Page

The value of hitting the HN front page

Skill issues – Dialectical Behavior Therapy and its discontents (2024)

The Future of JavaScript: What Awaits Us

Why is it so hard for startups to compete with Cadence?

Calling Their Bluff

Before Lego Star Wars: Japanese Fan Spent 2,500 Hours Recreating Trilogy in 1996

AT&T Long Lines Map and Information

Copilot broke audit logs, but Microsoft won't tell customers

AGENTS.md – Open format for guiding coding agents

Fed up with U.S. health care costs, these Americans moved abroad

Tiny microbe challenges the definition of cellular life

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How to Scale Your Model: How to Think About GPUs

$36.5M in Emergency Funding to Protect Public Media in Vulnerable Communities

The forgotten meaning of "jerk"

How Flu Shots Prevent Heart Attacks

The Americans Following in the Footsteps of the Knights Templar

Drunken Bishop (2023)

2026, Year of Reinforcement Learning?

A simple way to generate random points on a sphere

Docker container for running Claude Code in "dangerously skip permissions" mode

Jovial Reverse Polish Notation Calculators

Perfect Freehand – Draw perfect pressure-sensitive freehand lines

Show HN: OpenAI/reflect – Physical AI Assistant that illuminates your life

CRDT: Text Buffer

Vendors that treat single sign-on as a luxury feature

Forced software updates just make everything worse

AnduinOS

Mark Zuckerberg Shakes Up Meta's A.I. Efforts, Again

Medical cannabis patient data exposed by unsecured database

Notion releases offline mode

D2 (text to diagram tool) now supports ASCII renders

Forklifts require training

Why Semantic Layers Matter (and how to build one with DuckDB)

Emacs as your video-trimming tool

CRLite: Certificate Revocation Checking in Firefox

How we exploited CodeRabbit: From simple PR to RCE and write access on 1M repos

A renovation project in Turkey led to the discovery of a lost city (2023)

As Alaska's salmon plummet, scientists home in on the killer

Launch HN: Parachute (YC S25) – Guardrails for Clinical AI

"Remove mentions of XSLT from the html spec"

Positron, a New Data Science IDE

Why I'm all-in on Zen Browser

Without the futex, it's futile

Attention Is the New Big-O: A Systems Design Approach to Prompt Engineering

Show HN: I've made an easy to extend and flexible JavaScript logger

Critical Cache Poisoning Vulnerability in Dnsmasq

Vim Macros for Beancount

Launch HN: Uplift (YC S25) – Voice models for under-served languages

PyPI Preventing Domain Resurrection Attacks

Custom telescope mount using harmonic drives and ESP32

Prime Number Grid

How to Build a Medieval Castle

OpenMower – An open source lawn mower

Spice Data (YC S19) Is Hiring a Product Associate (New Grad)

Show HN: Chroma Cloud – serverless search database for AI

How to Think About GPUs

Gaussian Processes for Machine Learning [pdf]

Gaussian Processes for Machine Learning (2006) [pdf]

Intel Foundry Demonstrates First Arm-Based Chip on 18A Node

Customizing Lisp REPLs

Physically Based Rendering in Filament

The new geography of stolen goods

MapLibre Tile: A next generation geospatial format optimized for rendering

How I Made Ruby Faster Than Ruby

The End of Handwriting

Fast Type-Aware Linting in Oxlint

Fast and observable background job processing for .NET

Rails Charts Using ECharts from Apache

Geotoy – Shadertoy for 3D Geometry

The joy of recursion, immutable data, & pure functions: Making mazes with JS

Staff disquiet as Alan Turing Institute faces identity crisis

The Block Stacking Problem

Passive Microwave Repeaters

Tiny, removable "mini SSD" could eventually be a big deal for gaming handhelds

Netflix Revamps Tudum's CQRS Architecture with Raw Hollow In-Memory Object Store

How Figma’s multiplayer technology works (2019)

Guile bindings for Sway window manager

Candle Flame Oscillations as a Clock

Branch prediction: Why CPUs can't wait?

Lazy-brush – smooth drawing with mouse or finger

In 2006, Hitachi developed a 0.15mm-sized RFID chip

The Life and Death of London's Crystal Palace (2021)