Honest writeups on what's eating your MacBook disk — Xcode, AI tools, Ollama, npm, Docker — and how to safely reclaim it. No "Smart Care" magic. No subscription pressure.
A receipt-first breakdown of what macOS hides inside 'System Data' on developer Macs — Xcode caches, simulator runtimes, AI tool sessions, model weights, and more — plus exactly how to find each one.