stack-trace-decoder

Parse and decode JavaScript, Python, and Java stack traces to identify errors and root causes.

2|1|Updated Apr 1, 2026
One-click install
npx skills add https://github.com/gil-kapel/cursor-course-2026 --skill stack-trace-decoder-gil-kapel
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: stack-trace-decoder
Source: https://github.com/gil-kapel/cursor-course-2026/tree/main/course/he_course/module-02-skills-and-agents/lesson-2.12-debug-agent/bundled-skills/stack-trace-decoder
Command: npx skills add https://github.com/gil-kapel/cursor-course-2026 --skill stack-trace-decoder-gil-kapel

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires source-map, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill simplifies the understanding of complex stack traces by parsing, decoding, and explaining error traces from various programming languages.

Core Features & Use Cases

  • Trace Parsing and Extraction: Identifies relevant call frames from JavaScript, Python, and Java traces.
  • Error Identification and Explanation: Recognizes common error patterns and provides clear root cause analysis.
  • Use Case: When debugging a crash in a Node.js application, quickly identify the problematic code location and understand the error with detailed insights.

Quick Start

Input a raw stack trace into the AI, request an explanation and potential fixes, for example: decode and explain this stack trace and suggest how to fix errors.

Frequently Asked Questions about stack-trace-decoder

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I decode a minified JavaScript stack trace using source maps?

Yes, you can analyze obfuscated and minified JavaScript stack traces by parsing the call frames and decoding them back to their original source code locations. This process identifies the true error origins and relevant code lines to speed up debugging.

How do I identify the root cause of a Python stack trace?

To identify the root cause of a Python stack trace, you parse the trace to extract relevant call frames and recognize common error patterns. This analysis pinpoints the problematic code location and provides clear insights into the underlying error mechanism to speed up resolution.

Does source-map support decoding Java stack traces?

The Skill supports parsing and analyzing Java stack traces natively, identifying relevant call frames and recognizing common error patterns. It pinpoints the problematic code locations and provides clear root cause analysis to speed up debugging and error resolution.

What is the best way to analyze a Node.js crash stack trace?

The best way to analyze a Node.js crash stack trace is to parse the trace to extract call frames and decode any minified code using source maps. This identifies the specific error pattern, problematic code location, and root cause to provide actionable debugging insights.

How do I interpret an obfuscated stack trace?

To interpret an obfuscated stack trace, you parse the raw error output to identify relevant call frames and decode the obfuscated references back to original source locations. This reveals the true root cause and provides actionable insights to speed up debugging and error resolution.