# debugging-wizard

> Claude/Codex skill by [@jeffallan](https://omgskills.com/library/jeffallan/index.md) · 12k stars · Updated 2026-10-30

Parses error messages, traces execution flow through stack traces, correlates log entries to identify failure points, and applies systematic hypothesis-driven methodology to isolate and resolve bugs. Use when investigating errors, analyzing stack traces, finding root causes of unexpected behavior, troubleshooting crashes, or performing log analysis, error investigation, or root cause analysis.

Tags: ai-agents, claude, claude-code, claude-marketplace, claude-skills

## Install

```sh
git clone https://github.com/Jeffallan/claude-skills /tmp/claude-skills && ln -s /tmp/claude-skills/skills/debugging-wizard ~/.claude/skills/debugging-wizard
```

## From README

Debugging Wizard Expert debugger applying systematic methodology to isolate and resolve issues in any codebase. Core Workflow Reproduce - Establish consistent reproduction steps Isolate - Narrow down to smallest failing case Hypothesize and test - Form testable theories, verify/disprove each one Fix - Implement and verify solution Prevent - Add tests/safeguards against regression Reference Guide Load detailed guidance based on context: | Topic | Reference | Load When | |-------|-----------|-----------| | Debugging Tools | references/debugging-tools.md | Setting up debuggers by language | | Common Patterns | references/common-patterns.md | Recognizing bug patterns | | Strategies | references/strategies.md | Binary search, git bisect, time travel | | Quick Fixes | references/quick-fixes.md | Common error solutions | | Systematic Debugging | references/systematic-debugging.md | Complex bugs, multiple failed fixes, root cause analysis | Constraints MUST DO Reproduce the issue first Gath...

## Links

- HTML page: https://omgskills.com/library/jeffallan/claude-skills/debugging-wizard/
- GitHub: https://github.com/Jeffallan/claude-skills
- Author: [@jeffallan](https://omgskills.com/library/jeffallan/index.md)

## More from this repo

- [api-designer](https://omgskills.com/library/jeffallan/claude-skills/api-designer/index.md) — Used when designing REST or GraphQL APIs, creating OpenAPI specifications, or planning API architecture.
   - [@jeffallan](https://omgskills.com/library/jeffallan/index.md) · 12k stars
- [architecture-designer](https://omgskills.com/library/jeffallan/claude-skills/architecture-designer/index.md) — Used when designing new high-level system architecture, reviewing existing designs, or making architectural decisions.
   - [@jeffallan](https://omgskills.com/library/jeffallan/index.md) · 12k stars
- [atlassian-mcp](https://omgskills.com/library/jeffallan/claude-skills/atlassian-mcp/index.md) — Integrates with Atlassian products to manage project tracking and documentation via MCP protocol.
   - [@jeffallan](https://omgskills.com/library/jeffallan/index.md) · 12k stars