882 free skills
Refactoring skills
Skills for refactoring — extracting functions, untangling legacy code, and migrating patterns without breaking behavior.
Sourced from real, public repositories — synced daily, never invented.
882 free skills
Skills for refactoring — extracting functions, untangling legacy code, and migrating patterns without breaking behavior.
Sourced from real, public repositories — synced daily, never invented.
15 tools across six categories
13 of them never send your data anywhere
Free · No signup · No trial clock
SEE THE DIRECTORY
cs-audit
codestable/codestable
系统审计。触发：审查系统、扫描 bug/安全/性能/架构债，产出发现清单。不要用于审查单次改动 diff(cs-code-review)、修已知 bug(cs-issue)、实现功能(cs-feat)、行为等价重构(cs-refactor)、沉淀已知经验(cs-keep)；这是仓库级只读投查，只发现不定修。
strapi-expert
mkshahzad77/claude-skill-strapi-expert
Strapi v5 plugin development expert. Use for building, refactoring, or revamping plugins, custom APIs, admin panel extensions, Document Service API usage, content-type creation, and CMS architecture. Invoke when working with Strapi v5 backend development, troubleshooting plugin issues, implementing Strapi best practices, or following Strapi plugin design guidelines. Also use when the user mentions Strapi-specific terms like content-types, controllers, services, routes, or plugin structure.
tdd-workflow
sickn33/agentic-awesome-skills
Test-Driven Development workflow principles. RED-GREEN-REFACTOR cycle.
dry-refactoring
kucherenko/jscpd
Guided workflow to eliminate copy-paste duplication detected by jscpd. Refactor clones using extract function, module, constant, or base class strategies.
fix-tests
neolabhq/context-engineering-kit
Systematically fix all failing tests after business logic changes or refactoring
framer-motion
pproenca/dot-skills
Framer Motion performance optimization guidelines. This skill should be used when writing, reviewing, or refactoring React animations with Framer Motion to ensure optimal performance patterns. Triggers on tasks involving motion components, animations, gestures, layout transitions, scroll-linked effects, and SVG animations.
swift-api-design-guidelines-skill
erikote04/swift-api-design-guidelines-agent-skill
Write, review, or improve Swift APIs using Swift API Design Guidelines for naming, argument labels, documentation comments, terminology, and general conventions. Use when designing new APIs, refactoring existing interfaces, or reviewing API clarity and fluency.
test-skill
neolabhq/context-engineering-kit
Use when creating or editing skills, before deployment, to verify they work under pressure and resist rationalization - applies RED-GREEN-REFACTOR cycle to process documentation by running baseline without skill, writing to address failures, iterating to close loopholes
refactor-safely
tirth8205/code-review-graph
Plan and execute safe refactoring using dependency analysis
tech-debt-analyzer
ailabs-393/ai-labs-claude-skills
This skill should be used when analyzing technical debt in a codebase, documenting code quality issues, creating technical debt registers, or assessing code maintainability. Use this for identifying code smells, architectural issues, dependency problems, missing documentation, security vulnerabilities, and creating comprehensive technical debt documentation.
codebase-cleanup-refactor-clean
sickn33/agentic-awesome-skills
You are a code refactoring expert specializing in clean code principles, SOLID design patterns, and modern software engineering best practices. Analyze and refactor the provided code to improve its quality, maintainability, and performance.
wxt-browser-extensions
pproenca/dot-skills
WXT browser extension performance optimization guidelines. This skill should be used when writing, reviewing, or refactoring WXT browser extension code to ensure optimal performance patterns. Triggers on tasks involving WXT, browser extensions, content scripts, service workers, messaging, and extension APIs.
react-composition-2026
patternsdev/skills
Teaches modern React composition patterns for 2025/2026. Use when designing component APIs, building shared UI libraries, or refactoring prop-heavy components.
tdd-rust
rtk-ai/rtk
TDD workflow for RTK filter development. Red-Green-Refactor with Rust idioms. Real fixtures, token savings assertions, snapshot tests with insta. Auto-triggers on new filter implementation.
spatie-laravel-php
spatie/guidelines-skills
Apply Spatie's Laravel and PHP coding standards for any task that creates, edits, reviews, refactors, or formats Laravel/PHP code or Blade templates; use for controllers, Eloquent models, routes, config, validation, migrations, tests, and related files to align with Laravel conventions and PSR-12.
go-functions
cxuu/golang-skills
Use when organizing functions within a Go file, formatting function signatures, designing return values, or following Printf-style naming conventions. Also use when a user is adding or refactoring any Go function, even if they don't mention function design or signature formatting. Does not cover functional options constructors (see go-functional-options).
fork-discipline
jezweb/claude-skills
Audit and enforce the core/client boundary in multi-client projects. Detects where shared platform code is tangled with client-specific code, finds hardcoded client checks, config files that replace instead of merge, scattered client code, migration conflicts, and missing extension points. Produces a boundary map, violation report, and refactoring plan. Optionally generates FORK.md documentation and restructuring scripts. Triggers: 'fork discipline', 'check the boundary', 'is this core or client', 'platform audit', 'client separation', 'fork test', 'refactor for multi-client', 'clean up the fork'.
phaser-best-practices
onmax/nuxt-skills
Builds and refactors Phaser 3 browser games. Use for creating a new Phaser project, adding scenes, entities, physics, UI, tilemaps, animations, input, audio, camera, or for fixing Phaser-specific bugs and performance problems.
idiomatic-zener
diodeinc/pcb
Style rules and idioms for writing high-quality Zener HDL code. Use when writing, reviewing, or refactoring `.zen` files — modules, reference designs, or board files. Covers DNP patterns, typed configs, voltage checks, component naming, computation style, and common gotchas.
neo4j-modeling-skill
neo4j-contrib/neo4j-skills
Design, review, and refactor Neo4j graph data models. Use when choosing node
react-refactor
pproenca/dot-skills
Architectural refactoring guide for React applications covering component architecture, state architecture, hook patterns, component decomposition, coupling and cohesion, data flow, and refactoring safety. Use when refactoring React codebases, reviewing PRs for architectural issues, decomposing oversized components, or improving module boundaries. Does NOT cover React 19 API usage (see react skill) or performance optimization (see react-optimise skill).
refactoring-specialist
zhaono1/agent-playbook
Code refactoring expert for improving code structure, readability, and maintainability. Use when user asks to refactor, clean up, or improve code quality.
shadcn
pproenca/dot-skills
shadcn/ui component library best practices and patterns (formerly shadcn-ui). This skill should be used when writing, reviewing, or refactoring shadcn/ui components to ensure proper architecture, accessibility, and performance. Triggers on tasks involving Radix primitives, Tailwind styling, form validation with React Hook Form, data tables, theming, or component composition patterns.
dead-code
parcadei/continuous-claude-v3
Find unused functions and dead code in the codebase
no-use-effect
alejandrobailo/no-use-effect
ALWAYS ACTIVE. Enforces a strict no-direct-useEffect rule in React and React Native code. Never write useEffect directly — use derived state, event handlers, useMemo, useSyncExternalStore, data-fetching libraries, key-based resets, or useMountEffect instead. Triggers on all React component code: writing new components, editing existing ones, reviewing code, fixing bugs, or refactoring. Also triggers when user mentions useEffect, side effects, data fetching, state sync, or component lifecycle.
ci-cd-pipeline-builder
alirezarezvani/claude-skills
Generate pragmatic CI/CD pipelines from detected project stack signals — fast baseline generation, repeatable checks, environment-aware deployment stages. Use when setting up CI for a new project, refactoring existing pipelines, or standardizing deployment workflows across multiple repos.
agent-workflow-designer
alirezarezvani/claude-skills
Design production-grade multi-agent workflows with clear pattern choice (sequential, parallel, hierarchical), handoff contracts, failure handling, and cost/context controls. Use when architecting a multi-step agent pipeline, choosing between single-agent vs multi-agent approaches, or refactoring an LLM workflow that suffers from context bloat or unreliable handoffs.
kubernetes-skill
lukasniessen/kubernetes-skill
Prevent Kubernetes hallucinations by diagnosing and fixing failure modes: insecure workload defaults, resource starvation, network exposure, privilege sprawl, fragile rollouts, and API drift. Use when generating, reviewing, refactoring, or migrating manifests, Helm charts, Kustomize overlays, cluster policies, and platform-specific Kubernetes work for EKS, GKE, AKS, OpenShift, GitOps controllers, or observability stacks.
scope-triage
sentimony/skills
You MUST use this when a request needs design decisions before code - new features, product or UX behavior, architecture changes, unclear success criteria, or two materially different approaches. Explicitly specified mechanical refactors, localized fixes with known expected behavior, and single-outcome config changes go straight to implementation.
compose-ui
new-silvermoon/awesome-android-agent-skills
Best practices for building UI with Jetpack Compose, focusing on state hoisting, detailed performance optimizations, and theming. Use this when writing or refactoring Composable functions.
shell
pproenca/dot-skills
Shell scripting best practices for writing safe, portable, and maintainable bash/sh scripts. Use when writing, reviewing, or refactoring shell scripts, Dockerfile RUN commands, Makefile recipes, CI pipeline scripts, cron jobs, or systemd ExecStart directives. Triggers on bash, sh, POSIX, ShellCheck, error handling, quoting, variables, set -euo pipefail.
refactor
parcadei/continuous-claude-v3
Code refactoring workflow - analyze → plan → implement → review → validate
code-refactoring
moizibnyousaf/ai-agent-skills
Code refactoring patterns and techniques for improving code quality without changing behavior. Use for cleaning up legacy code, reducing complexity, or improving maintainability.
tech-debt-tracker
alirezarezvani/claude-skills
Scan codebases for technical debt, score severity, track trends, and generate prioritized remediation plans. Use when users mention tech debt, code quality, refactoring priority, debt scoring, cleanup sprints, or code health assessment. Also use for legacy code modernization planning and maintenance cost estimation.
wordpress-performance-best-practices
bartekmis/wordpress-performance-best-practices
WordPress performance optimization guidelines for plugin, theme, and custom code development. This skill should be used when writing, reviewing, or refactoring WordPress PHP code to ensure optimal performance patterns. Triggers on tasks involving WP_Query, database queries, caching, hooks, REST API, or WordPress theme/plugin development.
react18-legacy-context
github/awesome-copilot
Provides the complete migration pattern for React legacy context API (contextTypes, childContextTypes, getChildContext) to the modern createContext API. Use this skill whenever migrating legacy context in class components - this is always a cross-file migration requiring the provider AND all consumers to be updated together. Use it before touching any contextTypes or childContextTypes code, because migrating only the provider without the consumers (or vice versa) will cause a runtime failure. Always read this skill before writing any context migration - the cross-file coordination steps here prevent the most common context migration bugs.
typescript-best-practices
jwynia/agent-skills
Guide AI agents through TypeScript coding best practices including type safety, error handling, code organization, and architecture patterns. This skill should be used when generating TypeScript code, reviewing TypeScript files, creating new TypeScript modules, refactoring JavaScript to TypeScript, or when the user asks about TypeScript patterns, types, or coding standards. Keywords: typescript, types, coding standards, best practices, type safety, generics, architecture, refactoring.
refactor-legacy-code
aj-geddes/useful-ai-prompts
>
refactor
pproenca/dot-skills
Code refactoring best practices based on Martin Fowler's catalog and Clean Code principles (formerly refactoring). This skill should be used when refactoring existing code, improving code structure, reducing complexity, eliminating code smells, or reviewing code for maintainability. Triggers on tasks involving extract method, rename, decompose conditional, reduce coupling, or improve readability.
orchestrate-batch-refactor
dimillian/skills
Plan and execute large refactor or rewrite efforts efficiently with parallel multi-agent analysis and implementation. Use when a user asks to refactor many files, split workstreams, analyze a target code area, and coordinate sub-agents with clear ownership and dependency-aware execution.
symfony:tdd-with-phpunit
dev-toolings/superpowers-symfony
Apply RED-GREEN-REFACTOR with PHPUnit 10/11 for Symfony; KernelTestCase/WebTestCase, attributes (#[Test]/#[DataProvider]), Foundry
tailwind
pproenca/dot-skills
Tailwind CSS v4 performance optimization and best practices guidelines (formerly tailwindcss-v4-style). This skill should be used when writing, reviewing, or refactoring Tailwind CSS v4 code to ensure optimal build performance, minimal CSS output, and correct usage of v4 features. Triggers on tasks involving Tailwind configuration, @theme directive, utility classes, responsive design, dark mode, container queries, or CSS generation optimization.
generate-ui-from-brand
dembrandt/dembrandt-skills
Pipeline skill — turns a URL or DESIGN.md into a concrete UI structure with decisions already made. Extracts live design tokens, normalizes them into a semantic system, applies UX principles, and outputs an actionable UI spec. Use when building UI for an existing brand from scratch, auditing a design system, or refactoring visual inconsistency.
execute-plan
buiducnhat/cobrew
Execute an approved implementation plan exactly and safely. Use for ExecPlan-style plan execution, resumable phase checklists, multi-hour implementation work, migrations, significant refactors, and plans that require verification checkpoints, status tracking, and final reporting.
vanilla-web
janjaszczak/cursor
Build or modify plain HTML/CSS/JavaScript (no framework) using modular ES modules (ESM), SRP, minimal global state, and shippable runnable files with lightweight verification. Use for static pages, small UI widgets, vanilla JS refactors, and quick prototypes without React/Vue/Angular.
vite-react-best-practices
claudiocebpaz/vite-react-best-practices
Comprehensive React and Vite SPA performance, architecture, and deployment guidelines. Use this skill when building, reviewing, or refactoring React applications built with Vite (SPA). Covers Vite-specific build configurations, static hosting requirements, and core React performance patterns.
de-sloppify
codewithmukesh/dotnet-claude-kit
>
code-refactoring
akillness/jeo-skills
>-
expo
pproenca/dot-skills
Expo React Native performance optimization guidelines. This skill should be used when writing, reviewing, or refactoring Expo React Native code to ensure optimal performance patterns. Triggers on tasks involving React Native components, navigation, lists, images, animations, bundle optimization, or mobile performance improvements.
write-plan
buiducnhat/cobrew
Create detailed, execution-ready implementation plans for complex or high-risk changes without coding. Use for ExecPlan-style work, multi-hour changes, significant refactors, migrations, resumable phase checklists, and work that should be handed off to execute-plan with clear validation.
modern-css
paulirish/dotfiles
Specialized knowledge for writing modern high-quality CSS. Trigger this skill when starting a new CSS project/file, when the user asks about new CSS features (e.g. Masonry, View Transitions, Container Queries, Scroll-driven animations), or requests refactoring of legacy styles to modern standards.
tdd:fix-tests
neolabhq/context-engineering-kit
Systematically fix all failing tests after business logic changes or refactoring
kaizen:kaizen
neolabhq/context-engineering-kit
Use when Code implementation and refactoring, architecturing or designing systems, process and workflow improvements, error handling and validation. Provide tehniquest to avoid over-engineering and apply iterative improvements.
customaize-agent:test-skill
neolabhq/context-engineering-kit
Use when creating or editing skills, before deployment, to verify they work under pressure and resist rationalization - applies RED-GREEN-REFACTOR cycle to process documentation by running baseline without skill, writing to address failures, iterating to close loopholes
nextjs
pproenca/dot-skills
Next.js 16 App Router performance, caching, server components, server actions, routing, and codebase-hygiene best practices — plus a category-major review/refactor algorithm with codebase-level (remove/dedup/reuse) findings. This skill should be used when writing Next.js 16 App Router code, configuring caching with 'use cache', building Server Components, setting up parallel/intercepting routes, configuring next.config.js OR proxy.ts, OR auditing/refactoring a Next.js codebase (single file or whole repo). This skill does NOT cover generic React 19 patterns (use react skill) or non-Next.js server rendering.
ai-qa-review
petrkindlmann/qa-skills
>-
codebase-migrate
composio-community/awesome-codex-skills
Run large codebase migrations and multi-file refactors. Uses the Composio CLI to coordinate issue tracking, batched PRs, and CI verification while the agent executes the transforms locally across hundreds of files.
react-composition-patterns
secondsky/claude-skills
React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture.
react
pproenca/dot-skills
React 19/19.2 modern patterns for concurrent rendering, Server Components, actions, ref-as-prop, document metadata, resource hints, hooks, and memoization — plus a category-major review/refactor algorithm with codebase-level (remove/dedup/reuse) findings. This skill should be used when writing React 19 components, using concurrent features, migrating from React 18, optimizing re-renders, OR auditing/refactoring a React codebase (single file or whole repo). This skill does NOT cover Next.js-specific features like App Router, next.config.js, or Next.js caching (use nextjs-16-app-router skill). For client-side form validation with React Hook Form, use react-hook-form skill.
smell
smallnest/goal-workflow
Detect software architecture bad smells, algorithmic complexity hotspots, and anti-patterns in a codebase. Produces a detailed markdown report identifying violations of architectural principles, design patterns, code quality, and performance complexity. Triggers on: smell, code smell, architecture smell, find anti-patterns, detect bad smells, complexity analysis, 代码坏味道, 架构坏味道, 反模式, 找出坏味道, 复杂度分析.