Chef
Chef Infra, a powerful automation platform
...You describe system intent in Ruby-based “recipes” and “cookbooks” made of resources (packages, files, services, users, registries, and more) that converge idempotently, so repeated runs only change what’s necessary. Its client regularly gathers system facts, evaluates policy, and enforces drift correction, which makes environments reproducible from bare metal to cloud instances and containers. Chef’s ecosystem includes roles, environments, and Policyfiles to scope configuration for different stages and teams, plus handlers and notifications for operational visibility. ...