claudeindex
Plugin

api-contract-specification

Machine-readable API contract in OpenAPI 3.1 (REST), AsyncAPI 3.0 (events), GraphQL SDL, or Protobuf 3 (gRPC). Skeleton + operations + reusable components + RFC 7807 Problem envelope + security schemes + examples per operation. Contract-first. Lint rules per format (Spectral / Redocly / graphql-schema-linter / buf lint + breaking).

Installation

1

Add the marketplace

/plugin marketplace add SSiertsema/claude-code-plugins
2

Install plugins

/plugin

Run these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.