Debugging skills

10,951 tagged Debugging, measured the same way as everything else here.

Browse within: LLM 143agent 114cli 105skills 105agents 91agentic-ai 81javascript 81cursor 68ai-coding 51claude-code-plugin 50ab-testing 42antigravity 41copilot 39mcp-server 38

bugfix

697

tonychen15/xReview

Skill Claude CodeCodex

Fix a bug with xReview peer review. Codex is the developer, a peer LLM agent reviews your work. Use when: /bugfix, fix a bug with review.

not rated 2 4mo ago A 40 tokens original MIT

qa-check

698

stuartshields/claude-setup

Skill Claude Code

Auto-detects the project's tech stack, then audits for Accessibility, Performance, and Code Quality. Works across WordPress/PHP, Python, Node/JS, and static web projects.

not rated 2 5mo ago A 41 tokens original MIT

holdfast

699

IamK77/Skill

Skill Claude Code

Warm, playful exploration of shared worlds, distributed systems, and questions that want a stranger frame. Follow an intriguing association beyond the usual protocol menu; make room for unfinished ideas without rushing to appraisal or an implementation plan. Not a distributed-correctness audit.

not rated 2 changed 13d ago A 54 tokens original Apache-2.0

setup-check

700

azmym/agent-skills

Skill Claude Code

Audit Claude Code configuration for issues, overlaps, unused components, update status, and misconfigurations. Use when the user (1) asks to check or audit their setup, (2) wants to find duplicate or conflicting skills, hooks, plugins, or rules, (3) asks what is broken or needs cleanup, (4) wants to check Claude Code…

not rated 2 4mo ago A 144 tokens original MIT

weiox/skm

Skill Claude CodeCodex

Use when agent skill entrypoints for Codex and Claude Code may be broken, duplicated, unmanaged, or drifting away from /.skm, and you want a structured diagnosis before fixing anything.

not rated 2 7mo ago A 48 tokens

wp-mutate

702

soderlind/wordpress-agent-plugin

Skill Claude CodeCodex

Run mutation testing on WordPress plugins and themes to find weak tests — Pest --mutate or Infection for PHP, StrykerJS for JavaScript — then triage surviving mutants into concrete test improvements.

not rated 2 changed 1mo ago A 45 tokens

dsh-k8s-diagnosis

703

guiyi-labs/kubemd

Skill Claude CodeCodex

Diagnose live Kubernetes failures (CrashLoopBackOff, OOMKilled, NodeNotReady, ImagePullBackOff, Network/CNI failures, HPA starvation, DNS failures, pending pods) with an evidence-first procedure: capture context, collect signals (events/status/logs), rank falsifiable hypotheses, verify one variable at a time, fix with…

not rated 2 2mo ago A 130 tokens original Apache-2.0

code-compass

704

vichaarone/code-compass

Skill Claude CodeCodex

A systematic engineering methodology for coding agents. Teaches where to look when researching a codebase, how to plan before coding, how to verify work instead of assuming it is done, how to debug from evidence, and how to sustain long autonomous tasks across sessions without losing state. Use when writing or…

not rated 2 3mo ago A 93 tokens original MIT

cloudwatch

705

torrresagus/cloudwatch-debugger-skill

Skill Claude Code

Debug production issues and monitor AWS infrastructure via CloudWatch. Use when the user reports errors, wants to investigate production behavior, check logs, debug OAuth, API errors, ECS tasks, database issues, WAF blocks, or any production incident. Also use when the user says "check logs", "what's failing", "why is…

not rated 2 7mo ago A 137 tokens original MIT

devflow

706

docutray/devflow-skill

Skill Claude CodeCodex

GitHub development workflow for planning, implementing, validating, and reviewing code changes. Plans a feature or bug as a GitHub issue, implements an issue and opens a pull request, runs a repository's validation checks before a PR, reviews a pull request, plans an epic as phased issues, researches a technical…

not rated 2 changed 11d ago A 99 tokens

alf

707

blacktop/alf

Skill Claude CodeCodex

Agentic LLDB fuzzer and crash-triage toolkit for Apple Mach-O on arm64(e). Use this skill whenever a user mentions alf, wants an AI agent to drive LLDB over MCP, asks about triaging a crash on macOS, wants to fuzz a Mach-O target with LLM guidance, is debugging a macOS kernel via Virtualization.framework / KDP /…

not rated 2 6mo ago A 177 tokens original Apache-2.0

debug-test-failure

708

ArdurAI/ardur-agent

Skill Claude CodeCodex

Systematically diagnose a failing test instead of guessing at fixes.

not rated 2 6d ago A 17 tokens original Apache-2.0

inspector-mcp

709

AbianS/inspector-mcp

Skill Claude Code

Debug a live Node.js process via CDP — connect to --inspect, set TypeScript breakpoints, step through code, and inspect variables at runtime. Use when the user mentions debugging, --inspect port, breakpoints, wants to trace a bug, inspect what a variable holds, or understand why code behaves unexpectedly at runtime.

not rated 2 6mo ago A 71 tokens

dead-letter

710

Wh0FF24/whoff-agents

Skill Claude CodeCodex

Capture a failed or blocked task before it disappears. Categorizes the failure mode, extracts what was learned, and generates either a retry packet with the root cause fixed or an escalation message with specific decision points. Use whenever an agent returns a blocker, error, or partial result.

not rated 2 3mo ago A 58 tokens original MIT

ci-self-heal

711

rushengzhou/sid-code

Skill Claude Code

A diagnostic guide for analysing failed continuous-integration checks. Continuous integration, or CI, automatically tests and builds code changes; this guide classifies failures and suggests fixes without editing the code.

not rated 2 1mo ago A 73 tokens original MIT

docverity

712

deveshagarwal/docverity

Skill Claude CodeCodex

Check whether a project's documentation still matches its code, and report stale or wrong claims with suggested fixes. Use this after editing, renaming, moving, or deleting source files, CLI flags, environment variables, or functions, to catch docs you may have just made inaccurate; when the user asks whether the…

not rated 2 3mo ago A 84 tokens original MIT

debugging-loop

713

KingEmma7/cursor-os

Skill Cursor

Systematic reproduce-isolate-fix-verify loop for bugs, test failures, and unexpected behavior. Use when something is broken and the cause is not yet known.

not rated 2 29d ago A 37 tokens original MIT

optimization

714

Arclude/Arterm-CLI

Skill Claude Code

Use when improving performance, latency, throughput, memory usage, or general efficiency. Start by defining target metrics, measuring comprehensively, attributing bottlenecks, validating with static analysis, and prioritizing macro-optimizations before micro-optimizations.

not rated 2 1mo ago A 52 tokens copy · 100% MIT

graphify

715

aleksbuss/orchestra

Skill Claude CodeCodex

Navigate a codebase through a local tree-sitter knowledge graph instead of grepping blindly. Use when asked how a medium-or-large codebase works, where a symbol is defined, what calls what, how two modules connect, or when planning a refactor that spans files. Requires the external graphify Python CLI; degrades to…

not rated 2 20d ago A 77 tokens original MIT

codex-watchdog

716

TanChuping/codex-task-watchdog

Skill Codex

A monitoring and troubleshooting skill for long-running Codex tasks. Codex is a coding agent that can run tools and background work.

not rated 2 3mo ago A 104 tokens original MIT

cmdr-chara/codex-toolkit

Skill Codex

Plan and execute dependency, framework, schema, API, or runtime transitions with compatibility and rollback. Use when a known current state must move safely to a defined target.

not rated 2 changed 1mo ago A 39 tokens original MIT

wangke19/gemini-ai-helpers

Skill Claude CodeCodex

Analyze OpenShift installation failures in Prow CI jobs by examining installer logs, log bundles, and sosreports. Use when CI job fails "install should succeed" tests at bootstrap, cluster creation or other stages.

not rated 2 6mo ago A 49 tokens original Apache-2.0

verdi-rca

719

giftboydiyfactory/verdi_skill

Skill Claude CodeCodex

This skill should be used when the user asks to 'debug this failure', 'find root cause', 'compare passed vs failed', 'trace X values', 'analyze fmod vs vmod mismatch', or needs hardware simulation Root Cause Analysis methodology.

not rated 2 7mo ago A 56 tokens

erida34/encoding-fix-codex-skill

Skill Codex

Enforce script-only text encoding fixes in any repository. Use when files contain mojibake, broken Cyrillic/UTF-8 text, or UTF-8 BOM issues, and require Codex to run the bundled scripts/fixmojibake.py instead of manual or ad-hoc encoding edits.

not rated 2 7mo ago A 69 tokens

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: