Refactor

by wasabeef

Refactor is a Quality skill for Claude Code, published by wasabeef in claude-code-cookbook.

1.1K stars111 forkson wasabeef/claude-code-cookbookAdded 2026/08/20Repository updated 2026/04/15

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claude-code

Install in seconds

Install Refactor

Copy Refactor into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/wasabeef/claude-code-cookbook/tree/main/plugins/en/skills/refactor ~/.claude/skills/refactor

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/wasabeef/claude-code-cookbook.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: plugins/en/skills/refactor/SKILL.md in wasabeef/claude-code-cookbook
Installs to: ~/.claude/skills/refactor
Collection: One of 25 skills cataloged from this repository
Category: Quality — 1354 skills

What Refactor does

Refactor performs safe, incremental code refactoring with quantitative SOLID principles evaluation, visualizing technical debt and clarifying improvement priorities.

Refactor is cataloged under Quality on DirSkills. Refactor comes from a repository tagged claude-code.

Documentation

README

Excerpt

Safe, incremental refactoring with SOLID evaluation

Performs safe, step-by-step code refactoring with quantitative SOLID principles evaluation. Visualizes technical debt and clarifies improvement priorities.

Usage

# Identify complex code and create refactoring plan
find . -name "*.js" -exec wc -l {} + | sort -rn | head -10
"Refactor large files to reduce complexity"

# Detect and consolidate duplicate code
grep -r "function processUser" . --include="*.js"
"Consolidate duplicate functions using Extract Method"

# Evaluate SOLID principles violations
grep -r "class.*Service" . --include="*.js" | head -10
"Assess whether these classes follow Single Responsibility Principle"

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Refactor

What else does wasabeef publish alongside Refactor?
Refactor is one of 25 skills that DirSkills catalogs from wasabeef/claude-code-cookbook, the repository it ships in. Its siblings there include Analyze Dependencies, Analyze Performance and Check Fact. Each one is a separate skill with its own page in this directory, installs the same way Refactor does, and is maintained by wasabeef in that same repository. The rest of the collection is listed on the wasabeef/claude-code-cookbook page.
How does Refactor compare to other Quality skills?
Refactor ranks #780 by stars among the 1354 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Refactor against them. Open each page to compare what they document and how they install.