Claude Skills by Mineru98

Guide for creating and managing slash commands in Claude Code. Use when (1) creating new slash commands, (2) learning command syntax and features, (3) deciding between commands vs skills, (4) implementing advanced command features (arguments, hooks, bash execution), or (5) organizing and managing command libraries.

Automatically apply standard coding conventions when writing or modifying code. Use this skill when working with Python, TypeScript, JavaScript, Go, PHP, or creating git commits. Triggers include writing new code, refactoring existing code, or committing changes in supported languages.

Analyze messy and unstructured Excel files to identify data quality issues, detect format inconsistencies, find missing values, and generate comprehensive analysis reports. Use when Claude needs to work with Excel files (.xlsx, .xls) for data quality assessment, structure analysis, or when users request data auditing, cleaning recommendations, or statistical summaries of spreadsheet data.

Explains code with visual diagrams and analogies. Use when explaining how code works, teaching about a codebase, or when the user asks "how does this work?"

Enterprise React architecture combining DDD and FSD patterns. Use when (1) designing or structuring React applications, (2) implementing Index/Types/Styles component pattern, (3) setting up Service/Hook 1:1 mapping with React Query and Axios, (4) configuring Zustand state management, (5) applying TypeScript conventions for maintainable codebases. Triggers include architectural decisions, folder structure planning, data layer design, and code organization tasks.

Frontend UI/UX work with Gemini CLI in --yolo mode. Use when (1) modifying visual/styling elements in frontend files (.tsx, .jsx, .vue, .svelte, .css), (2) implementing UI components, (3) adjusting layout, colors, spacing, typography, or animations, (4) creating responsive designs, or (5) any frontend task involving how things LOOK rather than how they WORK.

Logic optimization and image-based code tasks with Codex CLI in --yolo mode. Use when (1) optimizing code logic or algorithms, (2) processing image inputs (screenshots, diagrams, mockups) to generate or modify code, (3) refactoring business logic, (4) debugging complex logic issues, (5) code generation from visual references, or (6) any task requiring image attachment for context.

Detect and fix PowerShell script encoding issues that cause Korean and other non-ASCII characters to display incorrectly on Windows. Use when (1) PowerShell scripts display garbled Korean/non-ASCII text, (2) creating new .ps1 files with non-ASCII content, (3) validating encoding before committing PowerShell scripts, or (4) troubleshooting character display issues in PowerShell output.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.