Debugging

17,101 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

cotend-diagnose-only

1345

lhh1301506137/CoTend

Skill Codex

A read-only investigation mode for finding root causes, semantic drift, or incomplete capabilities before making changes. It prevents project files from being edited during diagnosis.

not rated 2 23d ago A 286 tokens original Apache-2.0

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 8mo ago A 48 tokens

wp-mutate

1347

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 2mo ago A 45 tokens

audit-then-fanout-fix

1348

AllanWessels/Bratan

Skill Claude CodeCodex

When a class of bug keeps slipping through tests, run a coverage-matrix audit first, then fan out fix agents per gap — don't whack-a-mole individual failures.

not rated 2 4mo ago A 44 tokens

dsh-k8s-diagnosis

1349

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

wordpress-performance

1350

billylui/wordpress-performance-skills

Plugin Claude Code

Bundles 2 skills · 287 tokens together

Audit and fix performance on live WordPress sites across whatever stack they actually run — page builders, caching layers, CDNs and managed hosts. Fingerprints the stack, separates origin from edge TTFB, and applies fixes only under a guarded write loop with a rollback for every change.

not rated 2 2mo ago A tokens not measured GPL-2.0

code-compass

1351

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 4mo ago A 93 tokens original MIT

skillrot

1352

mishanefedov/skillrot

Plugin Claude Code

Bundles 2 skills · 159 tokens together

Audit agent skills for CLI drift — finds skills that call external tools with flags or subcommands the installed version no longer accepts.

not rated 2 5mo ago A tokens not measured original MIT

cloudwatch

1353

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

1354

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 23d ago A 99 tokens

alf

1356

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

1358

ArdurAI/ardur-agent

Skill Claude CodeCodex

Systematically diagnose a failing test instead of guessing at fixes.

not rated 2 yesterday A 17 tokens original Apache-2.0

inspector-mcp

1359

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 7mo ago A 71 tokens

dead-letter

1360

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 4mo ago A 58 tokens original MIT

docverity

1361

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 4mo ago A 84 tokens original MIT

graphify

1362

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 1mo ago A 77 tokens original MIT

cmdr-chara/codex-toolkit

Skill Codex

Delegate independent, bounded work to specialized reader and writer subagents with explicit ownership and parent verification. Use when parallel work can be scoped and verified independently.

not rated 2 changed 1mo ago A 37 tokens original MIT

analyze-regression

1365

wangke19/gemini-ai-helpers

Command Claude Code

Analyze details about a Component Readiness regression and suggest next steps.

not rated 2 7mo ago A 12 tokens original Apache-2.0

Sentry

1366

sabahattink/Recall

MCP server Claude CodeCodexCursor +2

Sentry's hosted MCP server: lets the agent search and read issues, errors and traces. Remote server at mcp.sentry.dev.

not rated 2 7d ago A tokens not measured original MIT

verdi-rca

1368

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

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: