Show HN: InvoiceCat – A Free Invoice Generator

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GPT-5 (openai.com)

Fight Chat Control (fightchatcontrol.eu)

GitHub is no longer independent at Microsoft after CEO resignation (theverge.com)

I tried every todo app and ended up with a .txt file (al3rez.com)

Claude Sonnet 4 now supports 1M tokens of context (anthropic.com)

Ultrathin business card runs a fluid simulation (github.com)

I want everything local – Building my offline AI workspace (instavm.io)

Wikipedia loses challenge against Online Safety Act (bbc.com)

Emailing a one-time code is worse than passwords (blog.danielh.cc)

Debian 13 “Trixie” (debian.org)

Vibechart (vibechart.net)

Claude Code is all you need (dwyer.co.za)

Show HN: The current sky at your approximate location, as a CSS gradient (sky.dlazaro.ca)

How I code with AI on a budget/free (wuu73.org)

Try and (ygdp.yale.edu)

GPT-5: Key characteristics, pricing and system card (simonwillison.net)

Wikimedia Foundation Challenges UK Online Safety Act Regulations (wikimediafoundation.org)

OpenFreeMap survived 100k requests per second (blog.hyperknot.com)

Show HN: Building a web search engine from scratch with 3B neural embeddings (blog.wilsonl.in)

Jim Lovell, Apollo 13 commander, has died (nasa.gov)

FFmpeg 8.0 adds Whisper support (code.ffmpeg.org)

Ask HN: How can ChatGPT serve 700M users when I can't run one GPT-4 locally?

Historical Tech Tree (historicaltechtree.com)

Cursed Knowledge (immich.app)

Search all text in New York City (alltext.nyc)

The Chrome VRP Panel has decided to award $250k for this report (issues.chromium.org)

Meta Leaks Part 1: Israel and Meta (archive.org)

Why are there so many rationalist cults? (asteriskmag.com)

Monero appears to be in the midst of a successful 51% attack (twitter.com)

GPT-OSS vs. Qwen3 and a detailed look how things evolved since GPT-2 (magazine.sebastianraschka.com)

Flipper Zero dark web firmware bypasses rolling code security (rtl-sdr.com)

Getting good results from Claude Code (dzombak.com)

The Framework Desktop is a beast (world.hey.com)

StarDict sends X11 clipboard to remote servers (lwn.net)

GPT-5 for Developers (openai.com)

Linear sent me down a local-first rabbit hole (bytemash.net)

Claude says “You're absolutely right!” about everything (github.com)

Show HN: Engineering.fyi – Search across tech engineering blogs in one place (engineering.fyi)

OpenSSH Post-Quantum Cryptography (openssh.com)

Trump Orders National Guard to Washington and Takeover of Capital’s Police (nytimes.com)

Vanishing from Hyundai’s data network (techno-fandom.org)

My Lethal Trifecta talk at the Bay Area AI Security Meetup (simonwillison.net)

The surprise deprecation of GPT-4o for ChatGPT consumers (simonwillison.net)

Windows XP Professional (win32.run)

MCP overlooks hard-won lessons from distributed systems (julsimon.medium.com)

GLM-4.5: Agentic, Reasoning, and Coding (ARC) Foundation Models [pdf] (arxiv.org)

Tor: How a military project became a lifeline for privacy (thereader.mitpress.mit.edu)

OpenAI's new open-source model is basically Phi-5 (seangoedecke.com)

Exit Tax: Leave Germany before your business gets big (eidel.io)

Building Bluesky comments for my blog (natalie.sh)

Show HN: InvoiceCat – A Free Invoice Generator

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