A plugin that teaches Claude Code disciplined engineering workflows
Plugins
One of the best-known Claude Code plugins — a library of composable skills (systematic debugging, TDD, planning, code review) that inject engineering discipline into every session.
Output styles and subagents enforcing test-driven browser automation
Styles
A practical example of output styles in anger — styles that hold Claude Code to a test-driven workflow for browser automation with Browserbase and Stagehand.