Developer rebuilds Doom using only CSS and HTML, turning divs into a full 3D game engine

Leenheer is best known for creating HTML5test.com, the WhichBrowser user-agent parser. He began exploring a CSS-based Doom ...

I built a web page with OpenAI’s Codex in 5 minutes. Here’s how

PCWorld demonstrates how OpenAI’s Codex can generate a complete personal homepage in just 56 seconds using simple prompts and ...
GitHub

Zero-infrastructure RAG for Claude Code.

The result: Claude Code can search its own past sessions when it gets stuck, encounters familiar errors, or needs context from previous work. Your AI assistant remembers everything ...