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Open agent skills from InferHaven. Each skill is a self-contained tool you can drop into Claude Code (or a compatible agent runtime).
codetrain/ — Socratic coding tutorLearn on your own codebase, one tiny step at a time. CodeTrain runs a local tutor that walks you through real code, has you type each line yourself, and keeps a lightweight memory of what you have learned. Your code never leaves your machine.
npx skills add InferHaven/agent-skills (the
skills CLI targets Claude Code, Codex, Cursor, OpenCode,
and other agent harnesses).cd codetrain && ./install.sh.codetrain/README.md.The skill is free and single-player. Hosted plans (zero-setup managed access, your real repos, cross-device sync, and the team dashboards) live at codetrain.ai.