Hacker News – 27 Jul 2026

Table of Contents AI & Machine Learning Kimi-K3 Releases on HuggingFace 7/27 Scriptc by Vercel: TypeScript-to-Native compiler, no JavaScript engine in binary Software & Development PGSimCity - How PostgreSQL Works Introduction to Data-Oriented Design [pdf] Innovations & Projects Show HN: Physically accurate black hole you can put in your room Show HN: CheapSecurity – Lightweight, Self-Hosted CCTV for Linux SBCs History & Nostalgia How Unix spell ran in 64 kB of RAM HTMX 4.0, the first JavaScript library to release exclusively on the Game Boy Nature & Technology French firefighters face 'pyrocumulonimbus' for first time Magnolias Are So Old That They're Pollinated by Beetles, Not Bees