Extract, transform, and structure data from Excel files including multiple sheets, formulas, and formatting. Use when processing Excel data or converting to other formats. This skill provides Excel data extraction: - Multiple sheet reading - Data structuring (JSON/CSV conversion) - Formula evaluation - Cell formatting extraction - Large file handling with chunking Triggers: "extract Excel data", "read spreadsheet", "convert Excel to JSON", "convert Excel to CSV", "Excel解析", "スプレッドシート処理", "データ抽出"
/plugin marketplace add takemi-ohama/ai-agent-marketplace/plugin install ndf@ai-agent-marketplaceThis skill is limited to using the following tools:
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", 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", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, 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", or mentions hook events (PreToolUse, PostToolUse, Stop, SubagentStop, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification). Provides comprehensive guidance for creating and implementing Claude Code plugin hooks with focus on advanced prompt-based hooks API.