Best technical debt skills for Claude Code, Codex and other agents.

Guides refactoring in phases based on Martin Fowler's method: research, test coverage check, planning and small tested steps, with your approval at each phase.

luongnv89/claude-howto

Finds and implements evidence-backed simplifications in the ego-lite repository, such as dead code, duplicated state and speculative abstractions, without hiding behavior changes.

citrolabs/ego-lite

Guides systematic, test-backed refactoring in the style of Martin Fowler, moving through research, planning and small incremental changes with your approval at each phase.

luongnv89/claude-howto

Technical leadership guidance for engineering teams, architecture decisions, and technology strategy.

Ibrahim-3d/orchestrator-supaconductor

Scheduled CI skill that scans a repository for small, certain docs, test and code hygiene issues and fixes them on one branch with a commit per finding.

QwenLM/qwen-code

Survey any codebase as a senior advisor and produce prioritized, self-contained implementation plans for OTHER models/agents to execute.

fossasia/eventyay-interpretation

This skill should be used when analyzing technical debt in a codebase, documenting code quality issues, creating technical debt registers, or assessing code maintainability.

ailabs-393/ai-labs-claude-skills

Finds every FIXME comment in a codebase, groups related ones across files into one task, implements the work they describe and removes the comments once it is done.

tailcallhq/forgecode

Codebase health scanner and technical debt tracker. An agent skill from Git-on-my-level/codex-autorunner.

Git-on-my-level/codex-autorunner

Scans code for complexity, long functions, duplicated blocks, naming problems and code smells with a Node script, then reports and suggests refactors.

fengshao1227/ccg-workflow

Thorough, user-invoked tech debt and architecture audit of the current codebase.

ksimback/tech-debt-skill

Run a deep DRY + code-hygiene audit of the Rust workspace and turn the findings into verified, deduplicated, hierarchical GitHub tech-debt issues.

tsz-org/tsz

Audit a software repository and turn reproducible signals into a prioritized, evidence-backed health report or compare audit snapshots over time.

1838904818/audit-repo

Runs a smell-first audit on a user-chosen path set: measures structure metrics, applies a named size profile, and reports code smells and test smells with evidence strength.

Zhen-Bo/smell-check

A three-part cleanup guided by jscpd: measure health, then fix duplicated code, remove dead code and simplify the most complex files, finishing by re-measuring the score.

kucherenko/jscpd

Analyzes a Rails app and builds an upgrade report with breaking changes, deprecations and step-by-step migration guides, one version at a time from Rails 2.3 through 8.1.

ombulabs/claude-code_rails-upgrade-skill

Audit codebases for quality, consistency, and broken patterns — use for pre-release or tech debt review

nyldn/claude-octopus

Scans the working directory for ignored errors, hard-coded secrets, debt comments, dead exports and type gaps, and reports findings by severity without editing files.

HarnessMD/munder-difflin

Removes copy-paste duplication found by jscpd, starting with exact clones and hotspots, then renamed and near-miss copies, using proven refactoring strategies.

kucherenko/jscpd

Deep codebase refactoring audit for AI DIAL Chat. An agent skill from epam/ai-dial-chat.

epam/ai-dial-chat

Finds duplicated code in 220+ languages with jscpd, reports exact, renamed and near-miss clones in a compact agent-friendly format and measures duplication.

kucherenko/jscpd

Runs a structured critique of code, architecture or APIs to surface what familiarity hides, such as panics, security holes and design debt.

yologdev/yoyo-evolve

Tech debt assessment that identifies, classifies, and prioritizes maintainability problems — helping teams build a refactoring roadmap — drawing on twelve classic engineering books.

hyhmrright/brooks-lint

Walks through code refactoring in phases you confirm, following Martin Fowler's method: research, test check, smell detection, planning and small safe steps.

luongnv89/claude-howto

Finishes or abandons a dual-boot Rails upgrade by removing NextRails branches and Gemfile.next scaffolding, keeping either the next or the current version.

ombulabs/claude-code_rails-upgrade-skill

Combined codebase health dashboard that scores a project across all four quality dimensions — PR quality, architecture, tech debt, and test quality — in a single pass, drawing on twelve classic…

hyhmrright/brooks-lint

Finds unused files, exports and class members with Knip, then verifies each candidate through reference tracing before removing anything, never using knip --fix.

shift-editor/shift

基于 Martin Fowler 方法论做系统化重构。Use when users ask to refactor code, improve structure, reduce technical debt, clean up legacy code, or improve…

lhfer/claude-howto-zh-cn

Refactor codebases using Design by Typed Holes methodology - iterative, test-driven refactoring with formal hole resolution, constraint propagation, and continuous validation.

rand/cc-polymath

Finds unused code in a TypeScript project, confirms each candidate has no references through the language server, then hands removals to parallel agents.

code-yeongyu/oh-my-openagent

Scan pyx12 for tech debt and produce a prioritized report. An agent skill from azoner/pyx12.

azoner/pyx12

Maps a codebase into feature-grouped Mermaid flowcharts, finds duplicated concerns across features and proposes a unified architecture with handoff prompts for planning.

thedotmack/claude-mem

Reviews codebases, architectures, PRs, and technical plans for vanity engineering — code and systems built for the developer's ego, resume, or intellectual pleasure rather than delivering user or…

bencium/bencium-marketplace

AI DevKit · Analyze and simplify existing implementations to reduce complexity, improve maintainability, and enhance scalability.

codeaholicguy/ai-devkit

Review a code diff / branch / PR for technical debt — code duplication, unnecessary complexity / over-engineering, and redundant or dead code.

DataDog/dd-trace-java

Full-sweep mode: runs a unified analysis across all quality dimensions — code decay, architecture, tech debt, and test quality — then applies fixes directly to the codebase.

hyhmrright/brooks-lint

Removes a Warp feature flag once it is stable for everyone, deleting the definition, the Cargo entries and every conditional check.

warpdotdev/warp

Log a concrete issue (bug, technical debt, open design problem, or retire candidate) into tracker/ with elaboration — symptoms/impact, affected code links, root-cause notes, fix approaches, and…

cdiggins/plato

Create a well-scoped GitHub issue in this repo. An agent skill from rajbos/ai-engineering-fluency.

rajbos/ai-engineering-fluency

Audits a codebase for technical debt across nine dimensions and writes TECH_DEBT_AUDIT.md with file-cited findings, severity, effort estimates and priorities.

code-yeongyu/oh-my-openagent

Research-only technical debt scan for this EspControl repository.

jtenniswood/espcontrol

Reduce technical debt and improve code quality by systematically resolving static analysis warnings.

flutter/flutter-intellij

Find and fix technical debt including duplicated code, dead code, outdated patterns, and code smells.

meleantonio/ChernyCode

Deep code simplification and refactoring preserving behavior across Python, Go, TypeScript, Rust.

Mathews-Tom/armory

Query and analyze codebases semantically using codebase-memory-mcp graph database.

meain/dotfiles

Audit code-health and technical-debt signals with evidence, rank proportionate interventions from focused cleanup to broad coordinated refactors, and draft implementation-ready plans without…

holon-run/holon

Vietnamese edition of a systematic refactoring skill based on Martin Fowler's book, working in approved phases with small, test-backed changes.

luongnv89/claude-howto

Runs a user-invoked, swarm-style audit of a whole codebase for SOLID and DRY violations, code smells, complexity, dead code and pattern consistency, with a prioritized report.

dralgorhythm/claude-agentic-framework