Discover Testing & security skills, compare source repositories and read the instructions for each workflow.
Generate, edit, and compose images using Google's Gemini 3 Pro Image model (Nano Banana Pro). Use this skill when the user asks to create images, generate visuals, edit photos, compose multiple images, create l...
Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for...
Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, ge...
Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Addi...
Convert PRD markdown files to prd.json format for Ralf execution. Use when preparing PRDs for autonomous implementation.
Create architecture diagrams using Arc's JSON format. Use when asked to "create an architecture diagram", "draw a system diagram", "visualize the architecture", or "make a diagram of".
Process multimedia files with FFmpeg (video/audio encoding, conversion, streaming, filtering, hardware acceleration), ImageMagick (image manipulation, format conversion, batch processing, effects, composition),...
Security anti-pattern for Regular Expression Denial of Service (CWE-1333). Use when generating or reviewing code that uses regex for input validation, parsing, or pattern matching. Detects catastrophic backtrac...
Security anti-pattern for SQL Injection vulnerabilities (CWE-89). Use when generating or reviewing code that constructs database queries, builds SQL statements, or handles user input in database operations. Det...
Use when optimizing database queries, indexes, N+1 problems, slow queries, or analyzing query performance. Triggers on keywords like "slow query", "N+1", "index", "query optimization", "database performance", "...
Work with MongoDB (document database, BSON documents, aggregation pipelines, Atlas cloud) and PostgreSQL (relational database, SQL queries, psql CLI, pgAdmin). Use when designing database schemas, writing queri...
Channel ancient wisdom through Socratic questioning, Stoic principles, and philosophical inquiry to examine life's deepest questions with poetic eloquence and timeless insight
Embody the unbreakable Spartan ethos of discipline, courage, and relentless excellence through laconic wisdom and warrior mentality forged in hardship
Apply cutting-edge 2025 nutrition science on longevity, metabolic health, gut microbiome, and evidence-based dietary patterns for optimal vitality and disease prevention
Create a new ContractSpec specification (command, query, or event)
Framework for managing project file context after retros/planning. Trigger after weekly retro + planning complete, after monthly retro + planning complete, or when context feels bloated. Also triggers with "con...
Create implementation plans with requirements, design, and tasks. Use when planning new features or components. Generates three files with approval gates at each phase.
Simplifies and refines code for clarity, consistency, and maintainability while preserving all functionality. Focuses on recently modified code unless instructed otherwise.
Use when restructuring code without changing behavior - extract method, extract class, rename, move, inline, introduce parameter object. Triggers on keywords like "extract", "rename", "move method", "inline", "...
Analyzes your recent Claude Code chat history to identify coding patterns, development gaps, and areas for improvement, curates relevant learning resources from HackerNews, and automatically sends a personalize...
Use when the user asks to implement a new feature, enhancement, add functionality, build something new, or create new capabilities. Triggers on keywords like "implement", "add feature", "build", "create new", "...
Security anti-pattern for insecure temporary files (CWE-377). Use when generating or reviewing code that creates temporary files, handles file caching, or processes uploads through temp storage. Detects predict...
Scaffold a new feature with all required files and structure
Use when the user provides an implementation plan file and asks to analyze it, assess impact, update specifications, or verify planned changes. Triggers on keywords like "analyze plan", "implementation plan", "...
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