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.

tenuo-denial-triage

337

tenuo-ai/tenuo

Skill Claude CodeCodex

Diagnose a denied Tenuo call and make the legitimate call work with the smallest change to authority. Use when a call, test, or agent step fails with a Tenuo denial, monotonicity, proof-of-possession, chain, expiry, approval, or unknown-argument error. Do not use to design new authority from scratch (use…

not rated 105 +1 yesterday A 111 tokens original Apache-2.0

debug-user-tx

338

solanabr/solana-ai-kit

Command Claude Code

Replay a user's failing transaction on forked state and map the error to source.

not rated 104 changed 1mo ago A 15 tokens original MIT

vs-debug

339

firish/claude_code_vs

MCP server Claude CodeCodexCursor +2

MCP server "vs-debug" as configured in firish/claudecodevs. Launched with powershell -NoProfile -ExecutionPolicy Bypass -File .claude/vs-mcp-shim.ps1.

not rated 104 +1 2d ago A tokens not measured original MIT

ipsw

340

blacktop/ipsw-skill

Plugin Claude Code

Bundles 1 skill · 132 tokens together

Apple firmware and binary reverse engineering with the ipsw CLI.

not rated 104 +2 1mo ago A tokens not measured original MIT

triage-issue

341

Teaonly/SKILL.mk

Skill Claude CodeCodex

Triage a bug or issue by exploring the codebase to find root cause, then create a GitHub issue with a TDD-based fix plan. Use when user reports a bug, wants to file an issue, mentions "triage", or wants to investigate and plan a fix for a problem.

not rated 103 6mo ago A 65 tokens original MIT

aozyildirim/Agena

Skill Claude CodeCodex

A declarative routing engine that turns ticket / error attributes (reporter, label, project, area path, error class, environment) into a tag + AI agent + priority assignment, so cross-source workflows ("security tickets always go to the OWASP reviewer") stay out of code and in user-editable rules.

not rated 103 28d ago A SkillSpector: pass 67 tokens original MIT

ZJLi2013/awesome-kernel-skills

Skill Claude CodeCodex

Orchestrates continuous kernel optimization by chaining profiling, bottleneck diagnosis, tier-based optimization, verification, and benchmarking into an iterative loop. This is the "main program" that drives the other skills. Use when you want to iteratively optimize a kernel until it meets a performance target…

not rated 103 +1 7mo ago A 70 tokens

wolfram-debugging

344

WolframResearch/AgentTools

Skill Claude CodeCodex

Verified recipes and tested helpers for debugging Wolfram Language code. Use whenever code issues messages, returns $Failed, Failure or unevaluated calls, gives wrong results, is slow, hangs or crashes, or works in one environment but not another; for stack traces, call logs, profiles, mocks or overrides, watchpoints…

not rated 102 +5 yesterday A 115 tokens original MIT

gossiphs

345

williamfzc/gossiphs

Skill Claude CodeCodex

Use when you need to find related files, understand code dependencies, or analyze impact scope. Triggers when the user asks about: "Which files use this function/class?" "What files will be affected if I change this?" "Find code related to X" "What does this file depend on?" "Where is this symbol defined/referenced?"…

not rated 101 7mo ago A 87 tokens original Apache-2.0

agent-strace

346

Siddhant-K-code/agent-trace

Skill Claude CodeCodex

Trace and investigate GitHub Copilot CLI sessions with agent-strace. Use when the user wants to capture a Copilot session, replay agent activity, explain a decision, diagnose repeated tool calls or failures, inspect cost, or audit a recorded session.

not rated 99 11d ago A SkillSpector: pass 54 tokens original MIT

sql-semantic-check

348

sqlsure/sqlsure

Skill Claude CodeCodex

Check SQL for silent semantic errors (fan-out double-counting, unsafe sums, wrong join keys, sensitive columns) BEFORE executing it against a database. Use whenever you are about to run a SELECT you or another model wrote — especially aggregates over joins. Deterministic, offline, 0.1 ms per check.

not rated 99 3mo ago A SkillSpector: pass 69 tokens original Apache-2.0

rstack

349

rstackjs/agent-skills

Plugin Claude Code

Bundles 31 skills · 1,076 tokens together

Agent Skills for debugging, tracing, upgrading, and analyzing Rstack projects.

not rated 97 15d ago A tokens not measured original MIT

serial-debug

350

Adancurusul/serial-mcp-server

Skill Codex

CLI-first serial port debugging and macro automation with serial-mcp-server for Codex and Claude Code. Use when working with UART or USB-serial devices, listing serial ports, probing STM32/Arduino/ESP32 boards, writing or reading serial data, running JSON serial macros, controlling RTS/DTR, or using serial-mcp-server…

not rated 96 +1 4mo ago A SkillSpector: pass 74 tokens original MIT

five-whys

351

tkellogg/open-strix

Skill Claude CodeCodex

Structured root cause analysis for arriving at a concrete action. Use when something went wrong, a pattern keeps recurring, behavior has drifted, or you catch yourself resolving to "do better" / "remember to X" without a concrete artifact. Five-whys forces behavioral resolutions into file edits, config changes, memory…

not rated 96 +1 3mo ago A SkillSpector: warn 96 tokens original MIT

sentry

352

Aam-Digital/ndb-core

MCP server Claude CodeCodexCursor +2

One of 3 in mcp.json

Lets the agent search and read Sentry issues, errors and traces, and act on them. Runs locally from the @sentry/mcp-server npm package. Needs 1 environment variable to run.

not rated 95 yesterday A tokens not measured GPL-3.0

fix-ci

353

CliMA/Thermodynamics.jl

Skill Claude Code

Fix CI failures and performance regressions for a Julia package PR by iterating - triage the latest CI results, fix one root cause, verify locally, push. Use when a PR's GitHub Actions or Buildkite CI is failing, or when CI jobs run slower than they do on the main branch. Verifies CPU and GPU compilation locally…

not rated 93 changed 3d ago A 95 tokens copy · 100% Apache-2.0

agent-tail

354

gillkyle/agent-tail

Skill Claude CodeCodex

Capture browser console logs and dev server output to files with agent-tail. Use when debugging runtime errors, checking console output, tailing or diagnosing logs, or setting up Vite/Next.js log capture.

not rated 93 8mo ago A 44 tokens original MIT

codedb-mcp

355

killop/codedb-mcp

Skill Codex

Use the configured codedb MCP server whenever an indexed repository needs lifecycle tracing, implementation discovery, call/dispatch analysis, shared-state producer lookup, branch evidence, architecture explanation, or exact source navigation. Prefer declarative graph queries over repeated wrapper reads or…

not rated 93 +1 3mo ago A 59 tokens

phpcodearcheology

357

PhpCodeArcheology/PhpCodeArcheology

MCP server Claude CodeCodexCursor +2

MCP server "phpcodearcheology" as configured in PhpCodeArcheology/PhpCodeArcheology. Launched with php bin/phpcodearcheology mcp.

not rated 92 13d ago A tokens not measured original MIT

windows-compat

358

sdsrss/code-graph-mcp

Skill Claude CodeCodex

Audit and harden this Rust repo (code-graph-mcp) for Windows correctness: path-spelling drift between producers, the 32,767-char command-line cap, index-key mismatches, and path predicates that assume one ecosystem's layout. Use whenever touching code that builds, compares, prints, or stores a filesystem path; that…

not rated 91 +2 yesterday A SkillSpector: pass 165 tokens original MIT

connector-fixer

359

fivetran/connector_sdk_tools

Agent Claude Code

Debug and fix errors in a Fivetran connector. Use when tests fail or the user reports connector issues.

not rated 89 changed yesterday A 27 tokens original MIT

routeros-mac-telnet

360

tikoci/routeros-skills

Skill Claude CodeCodex

MAC-Telnet protocol (MikroTik Layer-2 terminal/exec over UDP 20561) wire format, session handshake, and MD5 + MTWEI (EC-SRP) authentication. Use when: implementing or debugging a MAC-Telnet client/server, reaching a RouterOS device by MAC address without IP, parsing MAC-Telnet packets, understanding the WinBox-style…

not rated 87 +3 3d ago A SkillSpector: pass 141 tokens original MIT

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: