Debugging skills

11,153 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

Quod-cmd/SystemLens

Skill Codex

Diagnose Windows slowness, crashes, storage, startup, driver, service, network, and peripheral problems using SystemLens read-only evidence. Use when a paired PC can supply relevant telemetry; do not use for changing the PC or for unrelated general Windows advice.

not rated 0 1mo ago A 59 tokens original MIT

code-search

914

zhaoxingxing06/kimi-tree-lens

Skill Claude CodeCodex

Structural code navigation for many languages via the tree-sitter MCP tools.

not rated 0 1mo ago A 16 tokens original MIT

state-bridge

915

jonjoe/mcp-state-bridge

Skill Claude Code

Diagnose Huginn app state using the state bridge MCP tools. Use when debugging UI issues, investigating unexpected behavior, checking app state, or when you need to understand what the Huginn app is currently doing.

not rated 0 7mo ago A 46 tokens

code-search

916

Krat12/mcp-code-index

Skill Claude CodeCodex

Search and navigate a codebase through the local code-index CLI (FTS5 text + tree-sitter symbols + semantic vectors). Use for "where is symbol X defined", "where does this string/identifier/error appear", "where do we do X", a file outline, or reading a span by path:line — instead of the built-in grep when the repo is…

not rated 0 4mo ago A 96 tokens

splunk-investigate

917

debaditya-mohankudo/splunk-intelligence

Skill Claude Code

Investigate a Splunk production issue. Loads events, runs deterministic detectors, then drives an iterative investigation loop via MCP tools — Claude is the reasoning engine. No Ollama, no API key, no server process. Watch live progress via the TUI (uv run python -m splunk.tui).

not rated 0 changed 1mo ago A 66 tokens

@elad12390/sentry-mcp

918

elad12390/sentry-mcp

Skill Claude CodeCodex

MCP server for Sentry issue, event & trace analysis. 4 tools (search issues, trace lookup, issue details with stack trace + breadcrumbs, pattern analysis), 3 resources, 3 prompts. Triggers: sentry, sentry errors, issue search, stack trace, breadcrumbs, trace lookup, error patterns, crash report. Trigger phrases…

not rated 0 3mo ago A 130 tokens original MIT

bug-analysis

919

IceyWu/mcp-hub

Skill Claude CodeCodex

A workflow for analysing bug data stored in a table. It helps find the right document, read its records, match differently named columns, and summarise the results.

not rated 0 1mo ago A 46 tokens original MIT

diagnose

920

datj9/simple-mcp

Skill Claude Code

Disciplined six-phase debugging loop (build feedback loop → reproduce → hypothesise → instrument → fix + regression test → cleanup) for hard bugs and performance regressions. Output is a written root-cause report at .devkit/diagnose.md that /bugfix can consume to drive the actual fix. Use when the user says "diagnose…

not rated 0 1mo ago A 121 tokens

investigate-tdarr-job

921

hollanbm/tdarr-mcp

Skill Codex

Diagnose why a Tdarr transcode job failed from its job report. Use when the user asks why a particular Tdarr job or transcode failed, supplies a Tdarr JobId, or wants to inspect current failed transcodes and choose one to investigate.

not rated 0 5d ago A 59 tokens original MIT

packet-tracer

922

lidisching-hue/mcp-packet-tracer

Skill Claude CodeCodex

Use when building, automating, or debugging Cisco Packet Tracer networks through the packet-tracer MCP (the pt tools) — planning topologies from natural language, live-deploying into a running Packet Tracer, adding devices / links / modules, applying ACL / NAT, exporting configs, or writing raw Script-Engine JS via…

not rated 0 3mo ago A 139 tokens

omarqx/logsafe

Skill Claude CodeCodex

Use when debugging a running application whose behavior you can reproduce — instrument the app with logsafe structured logging, reproduce the bug, and read the session narrow-first (errors → trace → widen). Works via logsafe MCP tools when connected, or plain HTTP/curl.

not rated 0 3mo ago B 59 tokens original MIT

talocode/screenlane

Skill Claude CodeCodex

When the user says “fix this”, “what is wrong”, or “debug this”, use visible terminal/editor context to create a structured debugging command for Codra / Codex / OpenCode.

not rated 0 2mo ago A 0 tokens original MIT

3d-debugging

925

murphy977/3d-eyes

Skill Claude CodeCodex

Use when the user reports a 3D model or scene looking wrong (black/invisible/gigantic/untextured model, holes, weird shading), asks to check or QA a 3D file (GLB, GLTF, OBJ, PLY, STL, .splat), works with Gaussian splats, or generates 3D assets with AI and wants them verified. Requires the 3d-eyes MCP server.

not rated 0 3mo ago A 93 tokens original MIT

code-runtime-diagnose

926

anpy-j/graylog-mcp

Skill Claude CodeCodex

Diagnose runtime bugs by connecting source-code log statements to Graylog events. Use when a user reports missing results, failed callbacks, stuck async jobs, inconsistent data, or asks to trace a code path through logs. Also use when code inspection reveals relevant log.info, log.warn, log.error, logger, tracing, or…

not rated 0 3mo ago A 82 tokens original MIT

mmdb-troubleshooting

927

ianchu32123/mcp_project

Skill Claude CodeCodex

Diagnose MMDB (MariaDB) incidents from activelog / busy-ratio patterns; maps metric signatures to likely causes and remediations.

not rated 0 3mo ago A 35 tokens

code-graph

928

osadan/code-graph

Skill Claude CodeCodex

Query the codebase connection graph (HTTP calls, DB/queue access, imports) across app-web + app-services. Use when asked who calls a route, what touches a table/stream, how two parts of the code connect, or to (re)build the graph.

not rated 0 3mo ago A 60 tokens

rafayqazi/mercari-jp-mcp

Skill Claude CodeCodex

Complete reference for working on mercarigui.py — the Flask GUI for Mercari JP + Yahoo Auctions search. Covers embedded JS escaping rules, full project architecture, API routes, the Mercari library internals, known bugs & fixes, and how to keep this skill updated after changes. Use whenever editing mercarigui.py UI…

not rated 0 changed 1mo ago A 100 tokens original MIT

python-mcp

930

yriveiro/python-mcp

Skill Claude CodeCodex

Use when the python-mcp MCP server is available for compact, read-only Python quality checks including linting, formatting, type checking, security, dependencies, test collection, dead-code, and spelling analysis.

not rated 0 6d ago A 45 tokens original MIT

scalemaker-ship-it/mcp-chrome-scalemaker

Skill Claude CodeCodex

A troubleshooting guide for the chrome-mcp-scalemaker MCP server, its browser extension, bridge process, and connection settings. MCP is a way for an agent to call tools provided by another program.

not rated 0 2mo ago B 446 tokens original MIT

biome

932

yriveiro/biome-mcp

Skill Claude CodeCodex

Use when the biome-mcp MCP server is available to run biomecheck, biomelint, or biomeformat on TypeScript and web projects. Prefer its compact read-only diagnostics for linting and format verification.

not rated 0 7d ago A 45 tokens original Apache-2.0

mesen-codedata

933

paulomanrique/mesen-for-ai

Skill Codex

Use Mesen Code/Data Logger coverage for SNES, NES, PC Engine, and Game Boy Advance ROM reverse engineering over MCP: record executed code bytes, data reads, jump targets, subroutine entry points, export per-byte maps and contiguous summaries, and prove ROM-map coverage. Route plain Mega Drive / Genesis code/data work…

not rated 0 1mo ago A 123 tokens GPL-3.0

incident-triage

934

chakri192/ripple

Skill Claude CodeCodex

Triage a broken or degraded data asset in DataHub. Traces the downstream blast radius across all lineage hops, resolves owners, ranks by criticality, writes a structured incident report, and records the incident back into the catalog (tag + runbook document + native incident). Use when a table, view, dashboard, or…

not rated 0 27d ago A 96 tokens original Apache-2.0

using-papertrail

935

andreimaxim/papertrail-mcp

Skill Claude CodeCodex

Investigates migrated Papertrail logs through the read-only SolarWinds Observability logs API. Use for production log searches, incident triage, request tracing, and log correlation.

not rated 0 changed 12d ago A 39 tokens

using-rollbar

936

andreimaxim/rollbar-mcp

Skill Claude CodeCodex

Investigates Rollbar items and occurrences through the read-only Rollbar MCP server. Use for production errors, exception triage, stack traces, occurrences, and Rollbar item links or numbers.

not rated 0 5d ago A 42 tokens

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