plugin-dev

Create plugin marketplaces with guided workflow

Create plugins with guided 8-phase workflow

Get an overview of plugin development capabilities and skill routing

Start plugin development - choose your path

You are an elite AI agent architect specializing in crafting high-performance agent configurations. Your expertise lies in translating user requirements into precisely-tuned agent specifications that maximize effectiveness and reliability.

You are an expert plugin and marketplace validator specializing in comprehensive validation of Claude Code plugin structure, configuration, components, and plugin marketplaces.

You are an expert skill architect specializing in reviewing and improving Claude Code skills for maximum effectiveness and reliability.

This skill should be used when the user asks to "create an agent", "add an agent", "write a subagent", "agent frontmatter", "when to use description", "agent examples", "agent tools", "agent colors", "autonomous agent", "disallowedTools", "block tools", "agent denylist", "maxTurns", "agent memory", "mcpServers in agent", "agent hooks", "background agent", "resume agent", "agent teams", "permission rules", "permission mode", "delegate mode", "agent team", "team lead", "teammate", "multi-agent", or needs guidance on agent structure, system prompts, triggering conditions, or agent development best practices for Claude Code plugins.

This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", "Skill tool", "programmatic command invocation", "disable-model-invocation", "prevent Claude from running command", "debug command", "command debugging", "troubleshoot command", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, programmatic invocation control, debugging commands, or command development best practices for Claude Code.

This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDE_PLUGIN_ROOT}", "set up event-driven automation", "block dangerous commands", "scoped hooks", "frontmatter hooks", "hook in skill", "hook in agent", "agent hook type", "async hooks", "once handler", "statusMessage", "hook decision control", "TeammateIdle hook", "TaskCompleted hook", or mentions hook events (PreToolUse, PermissionRequest, PostToolUse, PostToolUseFailure, Stop, SubagentStop, SubagentStart, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification, TeammateIdle, TaskCompleted). Provides comprehensive guidance for creating and implementing Claude Code plugin hooks with focus on advanced prompt-based hooks API.

This skill should be used when the user asks to "add LSP server", "configure language server", "set up LSP in plugin", "add code intelligence", "integrate language server protocol", "use pyright-lsp", "use typescript-lsp", "use rust-lsp", "socket transport", "initializationOptions", mentions LSP servers, or discusses extensionToLanguage mappings. Provides guidance for integrating Language Server Protocol servers into Claude Code plugins for enhanced code intelligence.

This skill should be used when the user asks to "create a marketplace", "set up marketplace.json", "organize multiple plugins", "distribute plugins", "host plugins", "marketplace schema", "plugin marketplace structure", "multi-plugin organization", "strictKnownMarketplaces", "private marketplace", "marketplace auth", "pin plugin version", "hostPattern", or needs guidance on plugin marketplace creation, marketplace manifest configuration, or plugin distribution strategies.

This skill should be used when the user asks to "add MCP server", "integrate MCP", "configure MCP in plugin", "use .mcp.json", "set up Model Context Protocol", "connect external service", mentions "${CLAUDE_PLUGIN_ROOT} with MCP", discusses MCP server types (SSE, stdio, HTTP, WebSocket), or asks to "find MCP server", "discover MCP servers", "what MCP servers exist", "recommend MCP server for [service]", "MCP prompts", "MCP prompts as commands", "tool search", "tool search threshold", "claude mcp serve", "allowedMcpServers", "deniedMcpServers", "managed MCP". Provides comprehensive guidance for integrating Model Context Protocol servers into Claude Code plugins for external tool and service integration.

This skill should be used when the user asks about "Claude Code plugins", "plugin development", "how to build a plugin", "what plugin components exist", "plugin architecture", "extending Claude Code", or needs an overview of plugin development capabilities. Acts as a guide to the 9 specialized plugin-dev skills, explaining when to activate each one. Load this skill first when the user is new to plugin development or unsure which specific skill they need.

This skill should be used when the user asks about "plugin settings", "store plugin configuration", "user-configurable plugin", ".local.md files", "plugin state files", "read YAML frontmatter", "per-project plugin settings", "CLAUDE.md imports", "rules system", "memory hierarchy", "memory priority", or wants to make plugin behavior configurable. Documents the .claude/plugin-name.local.md pattern for storing plugin-specific configuration with YAML frontmatter and markdown content.

This skill should be used when the user asks to "create a plugin", "scaffold a plugin", "understand plugin structure", "organize plugin components", "set up plugin.json", "use ${CLAUDE_PLUGIN_ROOT}", "add commands/agents/skills/hooks", "add lspServers", "configure auto-discovery", "headless mode", "CI mode", "plugin in CI", "github actions", "plugin caching", "plugin CLI", "install plugin", "installation scope", "auto-update", "validate plugin", "plugin validate", "debug plugin", "output styles", "outputStyles", "custom output format", "response formatting", "--verbose", or needs guidance on plugin directory layout, manifest configuration, component organization, file naming conventions, or Claude Code plugin architecture best practices.

This skill should be used when the user asks to "create a skill", "add a skill to plugin", "write a new skill", "improve skill description", "organize skill content", "SKILL.md format", "skill frontmatter", "skill triggers", "trigger phrases for skills", "progressive disclosure", "skill references folder", "skill examples folder", "validate skill", "skill model field", "skill hooks", "scoped hooks in skill", "visibility budget", "context budget", "SLASH_COMMAND_TOOL_CHAR_BUDGET", "skill permissions", "Skill() syntax", "visual output", or needs guidance on skill structure, file organization, writing style, or skill development best practices for Claude Code plugins.