Debugging Skills for Claude Code, Codex & AI Agents

These skills help an agent find root causes instead of guessing. They include structured bug diagnosis, test fixing, browser DevTools debugging, CI failure triage and runtime diagnostics.

30 skills

Explore Debugging skills

26 skills

React Doctor

Million Software

Scan React projects for correctness, accessibility, security, architecture and performance findings; triage and fix issues with the upstream workflow.

  • react
  • code-review
  • debugging
15.1KStars499Forks
Repository last pushed
Official Matt Pocock Skills banner with the text AI Skills for Real Engineers and a portrait of Matt Pocock.
Free
Development & APIs

diagnosing-bugs

Investigate bugs and performance regressions using a reproducible feedback loop.

322.4KStars27KForks
Repository last pushed

Test Fixing

mhattingpete

Group test failures and work through fixes systematically.

  • testing
  • debugging
694Stars98Forks
Repository last pushed
Agent Skills cover with Spec, Plan, Build, Test, Review, Simplify and Ship workflow labels.
Free
Development & APIs

Debugging and Error Recovery

Find root causes through reproduction, localization, reduction, repair and regression protection.

116.3KStars12.2KForks
Repository last pushed
Agent Skills cover with Spec, Plan, Build, Test, Review, Simplify and Ship workflow labels.
Free
Development & APIs

Browser Testing with DevTools

Inspect DOM, console, network and runtime behavior through Chrome DevTools MCP to investigate browser bugs.

116.3KStars12.2KForks
Repository last pushed

Vue Debug Guides

vuejs-ai community

Diagnose Vue runtime warnings, reactivity issues and SSR hydration problems.

  • vue
  • debugging
3.3KStars198Forks
Repository last pushed
Git worktrees for separate branches and parallel tasks.
Free
Development & APIs

Claude Code GitHub Actions Triage

Analyze failed GitHub Actions jobs, compare prior runs and identify the breaking change or flaky behavior.

10.3KStars825Forks
Repository last pushed
Arthas runtime dashboard
Free
Development & APIs

Arthas CPU Diagnostics

Investigate JVM CPU spikes with thread evidence, stack inspection, and bounded method tracing.

37.6KStars7.6KForks
Repository last pushed
Waza agent status line
Free
Development & APIs

Waza Hunt

Investigate the root cause of errors, crashes, and regressions before proposing a fix.

7.6KStars436Forks
Repository last pushed
Honcho API playground
Free & paid options
Development & APIs

Honcho — Inspect Honcho

Inspect and debug Honcho workspaces via the `honcho` CLI.

8.1KStars988Forks
Repository last pushed
Code review graph architecture
Free
Development & APIs

Graph Guided Debugging

Use a repository knowledge graph to locate relevant code and investigate reported issues.

32.7KStars3KForks
Repository last pushed

ai-agents skill for Claude AI. Grade A. A comprehensive collection of Agent Skills for context engineering, harness engineering, multi-agent architectures, and production agent systems. Use when building, optimizing, evaluating, or debugging agent systems that require effective context management and reliable operating loops.

  • ai-agents
  • go
  • debugging
18.3KStars1.5KForks
Repository last pushed

Reproduce terminal, process and agent issues in a disposable named Herdr session while preserving the main session.

  • debugging
  • terminal
  • testing
50.5KStars4.1KForks
Repository last pushed

Trace a bug to the responsible layer and make a focused change.

  • debugging
119.7KStars7KForks
Repository last pushed
Arthas runtime dashboard
Free
Development & APIs

Arthas EagleEye Trace ID

Retrieve EagleEye trace IDs with Arthas to connect request execution with application logs.

37.6KStars7.6KForks
Repository last pushed

Turn a reported defect into an actionable bug report or issue draft.

  • issue-tracking
  • debugging
7.6KStars359Forks
Repository last pushed

Investigate First

Julius Brussee

Investigate ambiguous failures with evidence-ranked hypotheses before editing.

  • debugging
119.7KStars7KForks
Repository last pushed

Log Analysis Tools

Interstellar-code

Inspect and filter application logs using command-line log analysis tools.

  • debugging
17Stars8Forks
Repository last pushed

React Doctor Performance

Million Software

Diagnose a reproducible React interaction with browser traces, rendering evidence and a structured report.

  • react
  • performance
  • debugging
15.1KStars499Forks
Repository last pushed
Open SWE dashboard and context-window status.
Free
Development & APIs

Open SWE Pull Request Monitor

Monitor a pull request until CI succeeds, investigate failures and retry only confirmed flaky workflow jobs.

11.2KStars1.3KForks
Repository last pushed
Arthas runtime dashboard
Free
Development & APIs

Arthas Spring Context Diagnostics

Inspect Spring application contexts, bean definitions, and configuration sources with Arthas.

37.6KStars7.6KForks
Repository last pushed

Investigate Node.js internals, V8, libuv, native addons and build failures.

  • nodejs
  • debugging
2KStars146Forks
Repository last pushed
Open SWE dashboard and context-window status.
Free
Development & APIs

Open SWE Local GitHub Development

Run the Open SWE dashboard locally against real GitHub data using an authenticated gh CLI.

11.2KStars1.3KForks
Repository last pushed

Fix security vulnerabilities found by a Strix pentest (open-source CLI or app.strix.ai cloud) — triage by severity, patch the root cause rather than the symptom, and re-run Strix to prove each fix actually closes the exploit.

  • security
  • debugging
75.1KStars8.5KForks
Repository last pushed

Diagnose WxJava credentials, signatures, certificates, callbacks and multi-account configuration.

  • java
  • debugging
33.2KStars9KForks
Repository last pushed

Automatically fix broken OpenCLI adapters when commands fail.

  • debugging
  • development
31KStars3KForks
Repository last pushed

Related topics

How to choose Debugging skills

Use a diagnosis skill for unclear bugs, the test-fixing skill for red suites, and DevTools or Arthas skills for runtime issues.

  • Find the root cause of a bug
  • Fix a failing test suite
  • Triage a failing GitHub Actions run