API Platform development skills — resources & DTOs, filters, state providers/processors, operation security, collection isolation, validation, pagination, serialization, errors, GraphQL, Mercure, MCP (AI agent tools/resources), OpenAPI docs and functional tests.
$claude plugin marketplace add api-platform/skillsetInstalls into the current project.
Install skillset by running `claude plugin marketplace add api-platform/skillset`, then use it for the current task and follow its documentation at https://github.com/api-platform/skillset.