Refactoring
Code restructuring and optimization
performance-profiling
by timequity
Identify performance bottlenecks systematically. Measure before optimizing.
Pandas Data Analysis
by pluginagentmarketplace
Master data manipulation, analysis, and visualization with Pandas, NumPy, and Matplotlib
test-driven-development
by timequity
Write failing test first, then minimal code to pass. Red-Green-Refactor cycle. Use when: implementing features, fixing bugs, refactoring code. Triggers: "implement", "add feature", "fix bug", "tdd", "test first", "write tests", "test-driven".
test-driven-development
by liauw-media
"Use when adding features or fixing bugs. Follow RED/GREEN/REFACTOR cycle. Write failing test first, implement minimal code to pass, then refactor."
refactordjango
by agusabas
Refactor Django/Python code to improve maintainability, readability, and adherence to best practices. Transforms fat views into Clean Architecture with Use Cases and Services. Applies SOLID principles, Clean Code patterns, Python 3.12+ features like type parameter syntax and @override decorator, Django 5+ patterns like GeneratedField and async views. Fixes N+1 queries, extracts business logic from views, separates Read/Write serializers, and converts exception-based error handling to explicit return values. Use when refactoring Django code, applying Clean Architecture, or modernizing legacy Django projects.
modernize
by jschulte
Brownfield Upgrade - Upgrade all dependencies and modernize the application while maintaining spec-driven control. Runs after Gear 6 for brownfield projects with modernize flag enabled. Updates deps, fixes breaking changes, improves test coverage, updates specs to match changes.
test-driven-development
by HJewkes
Use when implementing any feature or bugfix, before writing implementation code
web-performance
by 1Mangesh1
Web and frontend performance optimization. Use when user asks to "optimize performance", "improve loading time", "lazy loading", "code splitting", "bundle size", "Core Web Vitals", "image optimization", "CSS/JS minification", "caching strategies", "performance profiling", or mentions web performance and user experience metrics.
code-simplify
by HJewkes
Simplify and refine code for clarity, consistency, and maintainability. Use after writing or modifying code to clean it up while preserving all functionality.
data-formatter
by dgriffin831
Format data for display
unslop
by HugoRCD
Remove AI-generated "slop" from codebases by deleting redundant comments and unused code, tightening formatting, and normalizing styling patterns (e.g., Tailwind class consistency, Nuxt UI color tokens). Use when a user asks to clean up code, remove unnecessary comments, reduce unused imports/variables, or align Tailwind/Nuxt UI conventions.
finishing-a-development-branch
by HJewkes
Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup
csharp-tdd-develop
by JeongHeonK
TDD 기반 C#/.NET 개발. 테스트 먼저 작성 후 구현. Red-Green-Refactor 순서 강제. 서브에이전트에 위임.
landing-page-optimizer
by LKB-99
"Optimize landing pages for conversion using A/B testing and analytics. Use this skill when users want to improve landing page performance, increase conversion rates, or run A/B tests. Triggers: landing page, optimize, conversion, A/B test, CRO, improve website, landing page optimization, otimizar landing page, teste A/B, conversão."
Maintenancepm
by robdtaylor
Preventive maintenance schedules for MNMUK machine shop equipment. Covers DMG MORI, CITIZEN, MITSUBISHI EDM, Haas, and support equipment. USE WHEN user asks 'PM schedule', 'maintenance', 'service due', 'machine maintenance', 'what maintenance', or 'TPM checklist'.
hm-coding-philosophy
by humanmade
Human Made engineering principles and code quality standards. Apply when writing code, reviewing code, planning implementations, or discussing architecture. Covers code quality priorities, simplicity over complexity, and avoiding over-engineering.
obra-test-driven-development
by faulkdev
Use when implementing new behavior or fixing bugs via tests-first (TDD) in VS Code Copilot Agent mode.
5d-reflect
by tapania
"Extract learning from completed work to improve future cycles. Use when: (1) After VERIFY phase shows feature complete, (2) End of development iteration, (3) User asks for 'retrospective,' 'lessons learned,' or 'what went well/wrong,' (4) Before starting next major feature. This phase prevents repeating mistakes and compounds learning."
performance
by pluginagentmarketplace
Angular performance optimization, change detection strategies, and bundle optimization
sleep-analyzer
by LKB-99
"Use this skill when users want to analyze their sleep data, understand sleep patterns, or get personalized recommendations to improve sleep quality. Triggers: sleep analysis, sleep data, sleep quality, sleep patterns, sleep hygiene, sleep tracker, improve sleep, sono, análise de sono, qualidade do sono, melhorar o sono."
ask-refactoring-readability
by NavanithanS
Refactor code for readability using DRY, meaningful names, and modularization.
@tank/clean-code
by tankpkg
Reusable, modular, performant, readable code — guided by KISS, SOLID, and pragmatic design. Covers code smell detection, refactoring recipes, function design, KISS/YAGNI decision frameworks, modularity (coupling, cohesion, boundaries), performance-aware patterns, and readability through cognitive load management. Synthesizes Martin (Clean Code), Ousterhout (A Philosophy of Software Design), Fowler (Refactoring), Metz (Practical OOD), Hickey (Simple Made Easy), Beck (Implementation Patterns), grugbrain.dev. Trigger phrases: "clean code", "refactor", "code smell", "code review", "code quality", "KISS", "keep it simple", "SOLID", "single responsibility", "DRY", "YAGNI", "over-engineered", "too complex", "simplify", "modularity", "coupling", "cohesion", "dependency", "reusable", "modular", "performance", "readability", "cognitive load", "naming", "function design", "extract method", "technical debt", "maintainability", "is this too abstract", "should I abstract", "N+1", "data structure"
software-architecture
by samChang72
Guide for quality focused software architecture. This skill should be used when users want to write code, design architecture, analyze code, in any case that relates to software development.
refactor-clean
by dmonteroh
"Provides an incremental, test-first refactoring workflow for reducing complexity or duplication while keeping behavior stable, best used during technical-debt cleanup or design improvement."