Cross-runtime skills for Claude Code, Codex, and multi-agent workflows.
How to install spellbook?
majiayu000/spellbook
$claude plugin marketplace add majiayu000/spellbookInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Install spellbook by running `claude plugin marketplace add majiayu000/spellbook`, then use it for the current task and follow its documentation at https://github.com/majiayu000/spellbook.
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