Maturity models usually mean a spreadsheet and a consultant. I wanted the opposite: something I could pip install , run in 60 seconds, drop into CI, and share as a badge — covering the whole DevOps lifecycle, not just one slice of it. That's DevOps Maturity — an open-source spec plus tooling (CLI, web UI, GitHub Action) built around a weighted checklist. The gap it fills There are great tools that go deep on one axis, but none give a quick, broad "where do we stand" b...