Handbook.md shows that long policy documents do not reliably govern agents

Abstract page for arXiv paper 2607.25398: HANDBOOK.md: A Benchmark for Long-Context Agentic Instruction Following

Hugging Face: Anatomy of a frontier-lab agent intrusion

Shipping Godot VR and Porting to PSVR2: A Partial Post Mortem

TLDR: Written version of the talk I gave at Develop Brighton 2026. Yes Godot can ship commercial VR, we paid roughly £80k in early adopter tax to do it. War stories from rebuilding Godot's core, the community PS5/PSVR2 port with George Marques and André Ewald, why I ended up writing a whole new render server for 4.7, and a call to arms for platform holders and render programmers. Nothing in,TLDR: Written version of the talk I gave at Develop Brighton 2026. Yes Godot can ship commercial VR, we paid roughly £80k in early adopter tax to do it. War stories from rebuilding Godot's core, the community PS5/PSVR2 port with George Marques and André Ewald, why I ended up writing a whole new render server for 4.7, and a call to arms for platform holde

KOReader

Mitchellh starts a new company: Superlogical

Building the multiplexer for all work.

Superlogical – Mitchell Hashimoto

Hamburg's Stadtpark: A Park Built to Be Used

In 1914 Hamburg built a park for people to use rather than admire, and more than a century later that is still what it is.

Amiga Graphics Archive

Darktable

Document-borne AI worms can self-propagate through Copilot for Word

I would like to thank Microsoft product teams and Microsoft Security Response Center (MSRC) for collaborating with me on this technical analysis and mitigation of the disclosed vulnerabilities. The editorial opinions reflected below are solely the author’s and do not necessarily reflect those of the organizations I collaborated with.

User Interfaces of the Demo Scene

Launch HN: Tokenless (YC S26) – Automatic model switching to save money

Tokenless is a model router and drop-in replacement for the OpenAI and Anthropic APIs — the same quality at less than half the cost.

More Tailscale tricks for your jailbroken Kindle

Community updates make Tailscale on a jailbroken Kindle more useful, with Tailscale SSH, proxy modes for KOReader, and full TUN mode on some devices. Plus: plugins for Kobo and Pocket Reader.

Disrupting supply chain attacks on NPM and GitHub Actions

Explore the changes we've shipped across npm and GitHub Actions over the past few months to disrupt supply chain attack techniques and limit their impact.

Show HN: Open-source engine running Gemma 4 26B in 2 GB RAM on any M-series Mac

Gemma 4 26B-A4B inference in ~2 GB of RAM on any M-series MacBook - drumih/turbo-fieldfare

Cesium DevCon 2026 talks are up, including a keynote from SQLite's creator

Watch the recordings from the 2025 Cesium Developer Conference, featuring technically oriented, community-driven sessions curated across six tracks, keynotes, panels, and a pre-conference workshop day.

Hunter-gatherers introduced fish to a mountain lake 7000 years ago

Many centuries before the advent of agriculture in Norway, ancient people transported fish into mountain lakes to create a source of food, then built wooden traps to catch them

Show HN: Qwen Scribe – local transcription and dictation for Apple Silicon

Private, local transcription and system-wide dictation for Apple Silicon. - VladUZH/qwen-scribe

GPT-5.6 vs. Claude Fable 5 for Physical AI, which performs best?

We tested the latest frontier models in the Dyad agent on five modeling and simulation problems, comparing accuracy, cost, time, and work style.

Self-hosting Kimi K3: 20% more hardware cost, 20% better task resolution

The first article in a series digging into the real cost and technicalities of owning your own AI coding agents — on hardware you actually control.