Listings first seen recently. PlugMCP ingests the official registry every 15 minutes and GitHub, npm, and PyPI every hour. You do not research this by hand.
The rules layer for AI-written code — rig-lite: a fail-closed cross-model review gate, a written constitution, git-versioned memory. Any harness, any repo. v1-4 were the agentic dev environment.
How often a company publishes long-form work, and whether that rate is rising or falling.