Refactor

by luongnv89

Refactor is a Quality skill for Claude Code, published by luongnv89 in claude-howto.

41K stars5K forkson luongnv89/claude-howtoAdded 2026/08/13Repository updated 2026/08/06

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claude-codeguidetutorial

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/luongnv89/claude-howto/tree/main/vi/03-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/luongnv89/claude-howto.git

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

In this catalog

Source file: vi/03-skills/refactor/SKILL.md in luongnv89/claude-howto
Installs to: ~/.claude/skills/refactor
Collection: One of 25 skills cataloged from this repository
Category: Quality — 1354 skills

What Refactor does

Refactor guides systematic code refactoring based on Martin Fowler's methodology, focusing on incremental, test-backed changes that preserve behavior and reduce technical debt. Use it when asked to refactor code, improve structure, eliminate code smells, or improve maintainability.

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

Documentation

README

Excerpt

Code Refactoring Skill

Một cách tiếp có hệ thống để refactor code dựa trên Refactoring: Improving the Design of Existing Code (ấn bản 2) của Martin Fowler. Skill này nhấn mạnh các thay đổi tăng dần, an toàn được hỗ trợ bởi tests.

"Refactoring là quá trình thay đổi một hệ thống phần mềm theo cách mà nó không làm thay đổi hành vi bên ngoài của code nhưng cải thiện cấu trúc nội bộ của nó." — Martin Fowler

Nguyên Tắc Cốt Lõi

Bảo Tồn Hành Vi: Hành vi bên ngoài phải không thay đổi
Các Bước Nhỏ: Thực hiện các thay đổi nhỏ, có thể test
Được Dẫn Bởi Test: Tests là lưới an toàn
Liên Tục: Refactoring là liên tục, không phải sự kiện một lần
Hợp Tác: Cần sự chấp thuận của người dùng tại mỗi giai đoạn

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

Frequently asked about Refactor

What else does luongnv89 publish alongside Refactor?
Refactor is one of 25 skills that DirSkills catalogs from luongnv89/claude-howto, the repository it ships in. Its siblings there include API Documentation Generator, API Documentation Generator and Blog Draft. Each one is a separate skill with its own page in this directory, installs the same way Refactor does, and is maintained by luongnv89 in that same repository. The rest of the collection is listed on the luongnv89/claude-howto page.
How does Refactor compare to other Quality skills?
Refactor ranks #69 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.