Template-based artifacts (PRD/DESIGN/ADR/DECOMPOSITION/SPEC) + checklists; deterministic validation & consistency analysis (structure, cross-refs, cross-artifact consistency, tasks, covered-by, markerless ID/CDSL extraction); code↔artifact traceability with `@cpt-*`; ID search/navigation (list-ids, where-defined/used, get-content); coding support via generate workflow; reverse-engineering guidance for brownfield codebases; prompt-engineering methodology for improving agent instructions; adapter + registry discovery (adapter-info, artifacts.json, kits/rules); init/bootstrap; workflow router (analyze/generate); agent integrations (agents: workflow proxies + SKILL outputs for windsurf/cursor/claude/copilot/openai).