The Agentic Coding Kit is a drop-in configuration pack for developers who use AI coding assistants every day. It packages a senior engineers working setup into plain Markdown, JSON, and shell files you can inspect, edit, and own. Ships CLAUDE.md presets for five stacks (Python/FastAPI, TypeScript/Node, React/Next.js, Go, Rust), six Cursor rules covering testing standards, git discipline, security review, refactor guardrails, documentation, and code style, plus five Claude Code subagents: code reviewer, test writer, security auditor, refactorer, and documentation writer. Includes a PR-review playbook and adversarial-review checklist. One-time $19, instant download, free updates.