Top Hacker News Stories – Week 2026-W31

This week on Hacker News, Substack writers emphasized the importance of having a dedicated website, garnering 291 points and 159 comments. Meanwhile, the release of Steel Bank Common Lisp version 2.6.7 attracted 142 points, highlighting ongoing developments in programming languages. Additionally, discussions around the Kimi K3 architecture overview and Zig's incremental compilation internals received significant attention, with 210 and 142 points respectively, reflecting strong community interest in hardware and compiler internals. Notably, Apple's transition from the iPhone Upgrade Program to Apple Upgrade sparked 154 comments, indicating active debate on the company's new service offerings.

#10

Zig's Incremental Compilation Internals

142 pts, 105 comments

142 points · 105 comments · Add your take →

#11

Boris Cherny says "delete your Claude.md every 6 months"

7 pts, 2 comments

7 points · 2 comments · Add your take →

#12

Discovering Cryptographic Weaknesses with Claude

113 pts, 59 comments

113 points · 59 comments · Add your take →

#13

How Do I Profile eBPF Code?

94 pts, 6 comments

94 points · 6 comments · Add your take →

#14

New HIV vaccine shows unprecedented success in preclinical study

480 pts, 219 comments

480 points · 219 comments · Add your take →

#15

How far do I have to go to run into 100k people?

4 pts, 1 comments

4 points · 1 comments · Add your take →

#16

Kimi Linear: An Expressive, Efficient Attention Architecture (2025)

251 pts, 109 comments

251 points · 109 comments · Add your take →

#17

XY – A Fast, composable, GPU-accelerated interactive plotting library

87 pts, 32 comments

87 points · 32 comments · Add your take →

#18

Now Is the Time to Give LLMs Access to the ACM Digital Library

85 pts, 62 comments

85 points · 62 comments · Add your take →

#19

Harmony Explained: Progress Towards a Scientific Theory of Music (2012)

78 pts, 59 comments

78 points · 59 comments · Add your take →

#20

Recursion is lying to you

9 pts, 11 comments

9 points · 11 comments · Add your take →

#21

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Top Hacker News Stories – Week 2026-W31

OpenAI just open-sourced Codex Security

Substack writers, you need a website

Steel Bank Common Lisp version 2.6.7

I sent Claude Opus 5 '–-' and it wrote me 5k tokens about a cartographer

Kimi K3 Architecture Overview and Notes

The iPhone Upgrade Program is being replaced by Apple Upgrade

Delayed Gratification – Proud to Be 'Last to Breaking News'

MCP 2026-07-28 Specification: transport going stateless

The Fabled Flatbreads of Uzbekistan (2015)

Zig's Incremental Compilation Internals

Boris Cherny says "delete your Claude.md every 6 months"

Discovering Cryptographic Weaknesses with Claude

How Do I Profile eBPF Code?

New HIV vaccine shows unprecedented success in preclinical study

How far do I have to go to run into 100k people?

Kimi Linear: An Expressive, Efficient Attention Architecture (2025)

XY – A Fast, composable, GPU-accelerated interactive plotting library

Now Is the Time to Give LLMs Access to the ACM Digital Library

Harmony Explained: Progress Towards a Scientific Theory of Music (2012)

Recursion is lying to you

WOFF 1.0: a milestone on W3C's journey of fonts on the web

Anthropeum – Where in the world, and when, does this human artifact belong?

Una GPS smart watch – Repairable, USB-C charging, developer-friendly

Uv 0.12.0

How to Survive Boiling Water

Stop Killing the Internet: No Digital ID and No Age Verification

DMARC has been public since 2012 but most company domains still don't enforce it

Hulios: An eBPF-powered, transparent Tor gateway for Linux

The most advanced robotic servicing satellite–that we know about

So, you want to make a game engine (2023)

A walk through of the DeltaNet family of linear attention variants

7.1 Earthquake in Japan

About the security content of macOS Tahoe 26.6

Granola for Apple Watch

VMs can't boot with Network Mode set to Bridged on Apple M5 Pro machines

Google's Beyond Zero: Enterprise Security for the AI Era

Donate to GrapheneOS

Deflock Casa Grande

I'm 38 and I Can't Support Myself Anymore

Formally verified 3D CSG: Trust 93 lines spec, not 1000 lines AI code

Ubuntu's TPM encryption switches to snap kernel that blocks deb kernel packages

Solving Fermat: Andrew Wiles

Over 150k Flights: Airlines Just Flew the Busiest Day in Recorded History

A $500 RL fine-tune of a 9B open model beat frontier models on catalog review

DEF CON bans Meta-style 'pervert glasses'

I'd not buy a LG monitor

Beakdown – a game inspired by Joust/Skirmish

Scala Tutorials – interactive Scala 3 lessons in the browser

GrapheneOS Defends Data-Wiping Function That Blocked US Border Search

tale.fyi, we deserve a home for fiction

Xenharmlib (music theory library) adds support for Just Intonation

"Uncensored" open LLMs are measurably more optimistic than their base models

Dolmenwood: Fantasy RPG built around the acclaimed Old-School Essentials rules

AI-found bugs aren't proving any easier to exploit despite the hype

Cynative – Read-only CLI in Go that explains your live infrastructure

Analysis of Opus 5's 'Contrition'

UpCodes (YC S17) is hiring remote AE's to help make buildings cheaper

Our position on open-weights models

Wikimedia Won't Voluntarily Recognize Union a Supermajority of Its Workers Want

What AI developers could learn from Charles Bukowski?

Fast Remediation Is the New Trust Model (JFrog and OpenAI Zero-Day Findings)

Farmers Are Getting Control of Their Equipment Back

Iran Has Figured Out How to Overwhelm U.S. Air Defenses

Vehicle Motion Cues

Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the Incident

24,650 internet-accessible BMCs leak password-derived hashes before login

Usenet Archive Toolkit – process Usenet messages into a searchable archive

Setup Script Should Support Git Worktrees

EPA says [dedicated] power for data centers can sidestep pollution laws

An Interview with the Man Charged for Allegedly Wiping His GrapheneOS Phone

Mondragon Corporation – a federation of co-operatives

Somebodyhire.me

Ars Astronomica – English translations of rare Hebrew and Latin astronomy texts

RTX 2080 Ti Memory Upgrade to 22 GB

An Uncomplicated Man – A review of The Odyssey, directed by Christopher Nolan

Segue – Save context in one AI, load it in another by a short handle

PyTorch: A Reference Language

Moving from Claude to Proton Lumo

Flashpaper – Self-destructing secret sharing with no database