Debugging

15,552 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.

inquisitor

913

iamalisson/inquisitor

Plugin Claude Code

Bundles 1 skill, 1 hook, 1 MCP server · 55 tokens together

Hypothesis-driven problem solving for AI agents: probe, falsify, escalate — never blind-retry. Bundles the behavioral skill and the inquisitor-mcp server (web search, project analysis, code tracing, phase tracking).

not rated 5 1mo ago A tokens not measured original MIT

langchain-mcp

914

baixianger/langchain-MCP

MCP server Claude CodeCodexCursor +2

LangChain/LangGraph/DeepAgents knowledge + LangGraph agent debugging (Polly-like). Runs locally from the langchain-mcp npm package.

not rated 5 1mo ago A tokens not measured

kubeview-debug

915

mikhae1/kubeview-mcp

Skill Claude CodeCodex

Debug and diagnose Kubernetes clusters using KubeView MCP server tools. Use when investigating cluster issues (pod crashes, deployment failures, service connectivity problems, node issues, resource constraints), performing cluster health checks, or troubleshooting any Kubernetes workload. Trigger phrases include…

not rated 5 7d ago A 91 tokens original MIT

dejared

916

hqkh4nh/dejared-mcp

Plugin Claude Code

Bundles 1 skill, 1 MCP server · 221 tokens together

Java decompiler and JAR analyzer. Decompile classes, search bytecode, and read resources embedded in JAR, WAR, EAR, and AAR archives.

not rated 5 19d ago A tokens not measured original MIT

codemap

917

Asixa/codemap-skill

Skill Claude CodeCodex

Generate and incrementally maintain an interactive architecture map plus a per-module code-quality audit (health scores 0-100, smell findings, lines-of-code, and a clickable dependency graph) for any codebase. Use when the user wants to visualize a project's functional modules, audit or score code quality, check…

not rated 5 3mo ago A 153 tokens original MIT

claude-3p-parity

918

kingcharleslzy-ai/claude-code-deepseek-3p-parity-skill

Skill Codex

Diagnose and repair Claude Desktop Mac third-party inference / 3p / DeepSeek-style Claude Code setups for best-effort parity with first-party Claude Code. Use when users mention Claude Code Mac app developer mode, Claude Desktop 3p, third-party API providers, DeepSeek V4 Pro/Flash, bypassPermissions not working…

not rated 5 4mo ago B 122 tokens original MIT

quaere-grounding

919

haru0416-dev/quaere

Skill Claude CodeCodex

This skill should be used whenever implementation or review depends on external, version-sensitive facts: libraries, SDKs, APIs, CLIs, cloud services, security advisories, changelogs, release notes, or documentation that may have changed. The skill anchors local versions, ranks source quality, runs an executable probe…

not rated 5 1mo ago A 144 tokens original MIT

debug-protocol

920

curtischoutw/claude-institution

Skill Claude CodeCodex

A step-by-step debugging guide based on reproducing a failure, testing one explanation at a time, making the smallest relevant change, and checking the result. It includes a stopping rule for repeated unsuccessful fixes.

not rated 5 9d ago A 74 tokens original MIT

zephex

921

zephexMCP/agent-skills

Skill Claude CodeCodex

Use when the user works in their own codebase with Zephex MCP or the zephex terminal CLI: onboard a repo, find or read code, map architecture, run or diagnose tests, check packages before install, audit a live HTTPS URL, remember project facts, or debug multi-file issues — including when they only say "use Zephex,"…

not rated 5 28d ago B 221 tokens original MIT

marx

922

Xiaoyun-0922/openmarx

Plugin Claude Code

Bundles 1 skill, 16 commands, 3 hooks · 585 tokens together

Evidence-first project diagnosis for research, engineering, debugging, retrospectives, organization problems, and open-source adoption questions.

not rated 5 4mo ago A tokens not measured original MIT

debugging

923

Kimyongari/harness-factory

Skill Claude CodeCodex

Use when hunting the cause of a bug, error, or failing test — and before proposing any fix. Triggers - "why doesn't this work", stack traces, flaky failures, regressions ("worked yesterday"). Output is reproduce → root cause → minimal fix → regression test. If you already know the cause and just need the fix, use…

not rated 5 1mo ago A 73 tokens original MIT

Newmcpe/ida-reverse-engineering-skill

Skill Claude CodeCodex

Drive IDA Pro through the IDA Pro MCP like a senior reverse engineer: don't just narrate decompiler output, transform the database. Use this whenever the user is reverse engineering, analyzing malware, working a crackme or CTF, or doing binary/firmware analysis with IDA Pro over an MCP connection (mrexodia/ida-pro-mcp…

not rated 5 3mo ago A 243 tokens WTFPL

harness-audit

925

nnabuuu/harness-engineering-toolkit

Skill Claude CodeCodex

A codebase scan for five common weaknesses in the setup used to guide and check an AI agent. It produces a diagnostic report and can optionally fix the problems it finds.

not rated 5 1mo ago A 87 tokens original MIT

mcp-migration

926

AlpayC/mcp-migration-check

Plugin Claude Code

Bundles 1 skill · 162 tokens together

Diagnose and carry out the migration of an MCP server to the 2026-07-28 specification. Runs a deterministic rule engine over the code, then walks the remediation per finding: stateless transport, OAuth 2.1, the deprecated capabilities, and the SDK v2 rename.

not rated 5 changed 4d ago A tokens not measured original MIT

solve-analyze

927

Tenstu/Pass-LLM-with-LLM

Skill Claude CodeCodex

A code-diagnosis tool for a completed solve() function, comparing it with a reference solution and explaining meaningful differences.

not rated 5 2mo ago A 160 tokens original MIT

NFTYoginis/agency-of-one

Skill Claude Code

Aggregate breadcrumbs, escalations, and audit logs from the last 14–30 days to surface recurring correction patterns that should be fixed at the source level (brief template, config/, WORKER-RULES.md) rather than re-fixed each session. Use during weekly maintenance Phase 2, after a redo dispatch, or when the operator…

not rated 5 21d ago A 159 tokens

debug-triage

929

Sagargupta16/claude-skills

Plugin Claude Code

Bundles 1 skill · 61 tokens together

Tight cause-fix-test triage from a pasted error or stack trace. No lectures, no bullet-point philosophy -- just cause, fix, regression test, sibling files to update.

not rated 5 3d ago A tokens not measured original MIT

adversarial-review

930

yunsii/wezdeck

Skill Claude CodeCodex needs its repo

A multi-role code-review process that searches for problems, tries to disprove the proposed changes, and reproduces issues in a sandbox. Different agents or backends can take part in the review.

not rated 5 yesterday A 85 tokens original MIT

agent-in-sync

931

agentinsync/agent-in-sync

Skill Claude Code

Search, submit, and vote on coding solutions via the AgentInSync collaborative knowledge base. Use when encountering errors, stack traces, bugs, crashes, exceptions, "not working" issues, or after fixing a non-trivial bug. Also activates for "how to" questions about debugging workflows.

not rated 5 3mo ago A 63 tokens AGPL-3.0

pkgseek-linux

932

web-casa/pkgseek-skills

Skill Codex

Investigate Linux package, build, command, vulnerability, distribution migration, ELF/ABI, shared-library, and container issues with distro-aware PkgSeek evidence. Use for apt, apt-get, dpkg, yum, dnf, rpm, apk or pacman errors; missing commands, headers and .so files; CVE/CNNVD and backport checks; Debian, Ubuntu…

not rated 5 23d ago A 120 tokens original MIT

metacog

933

houtini-ai/metacog

Plugin Claude Code

Bundles 2 hooks

Real-time metacognition for Claude Code. Six senses detect stuck loops, validation bias, repeated errors, and circular actions. Learns what works across sessions.

not rated 5 4mo ago A tokens not measured original Apache-2.0

temporal-debug

934

MeherBhaskar/temporal-debug-skill

Skill Claude CodeCodex

Use this skill when the user is debugging a bug, error, crash, or issue that might be tied to a specific point in time (e.g., "crash from 3 hours ago", "bug in v2.4.1", "last night's deploy"). It guides the agent to reconstruct the historical code state and analyze the bug in that context.

not rated 5 2mo ago A 77 tokens original MIT

ast-grep

935

Kayunangka/claude-skill

Plugin Claude Code

Bundles 1 skill · 80 tokens together

Guide for writing ast-grep rules to perform structural code search and analysis. Use when users need to search codebases using Abstract Syntax Tree (AST) patterns, find specific code structures, or perform complex code queries that go beyond simple text search.

not rated 5 yesterday A tokens not measured

bet-on-it

936

Lum1104/bet-on-it

Skill Claude CodeCodex

Use when debugging or changing behavior based on an uncertain causal hypothesis that the next action can test.

not rated 5 1mo ago A 23 tokens original MIT

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