AI Dev Kit is a complete plugin-oriented developer workspace for AI coding assistants. It ships everything needed to run professional-grade engineering workflows — TDD, code review, security audit, CI/CD, ML pipelines, infrastructure-as-code, code quality analysis, and debt tracking across Claude Code, Codex, OpenCode, and Gemini CLI. Think of it as a system prompt that scales to 59 specialized skills and 33 domain agents, with lifecycle hooks and automated validation.