Add the marketplace
/plugin marketplace add sjnims/plugin-devInstall plugins
/pluginRun these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.
Comprehensive toolkit for developing Claude Code plugins. Includes 10 expert skills covering hooks, MCP integration, LSP servers, commands, agents, marketplaces, and best practices, plus a guide skill for navigation. AI-assisted plugin creation and validation.