AI skills framework: UNDERSTAND → ENVISION → DELIVER. Mechanical process enforcement, 9 workflows, 12 core skills (+ installable packs), 5 agent personas.
$claude plugin marketplace add xoai/sageInstalls into the current project.
Install sage by running `claude plugin marketplace add xoai/sage`, then use it for the current task and follow its documentation at https://github.com/xoai/sage.