command-dead-code

A Claude Code slash command for finding unused code, exports, and dependencies.

Installation

# Clone to your preferred location
git clone git@github.com:claude-commands/command-dead-code.git <clone-path>/command-dead-code

# Symlink (use full path to cloned repo)
ln -s <clone-path>/command-dead-code/dead-code.md ~/.claude/commands/dead-code.md

Usage

/dead-code              # Analyze current directory
/dead-code src/         # Analyze specific directory
/dead-code src/utils/   # Focus on utilities

What it does

1. Scans for unused exports and functions
2. Finds orphaned files (not imported anywhere)
3. Detects unused dependencies
4. Generates safe removal suggestions with confidence levels

Output Format

# Dead Code Analysis

## Summary
| Category | Count | Impact |
|----------|-------|--------|
| Unused Exports | 12 | ~450 lines |
| Orphaned Files | 3 | ~200 lines |
| Unused Dependencies | 5 | Bundle size |

## Unused Exports (High Confidence)
| Export | File |
|--------|------|
| `formatDate()` | src/utils/date.ts:45 |

## Orphaned Files
- src/utils/legacy-helpers.ts (180 lines)

## Unused Dependencies
| Package | Used |
|---------|------|
| lodash | No imports found |

Confidence Levels

Level	Criteria	Action
High	No references, old file	Safe to remove
Medium	Few references, might be dynamic	Review first
Low	Complex patterns	Manual investigation

Supported Languages

• JavaScript/TypeScript (npm)
• Go (go.mod)
• Python (requirements.txt, pyproject.toml)
• Rust (Cargo.toml)

Requirements

• Git repository with source code
• Claude Code with Opus 4.5 model access

Updates

cd <clone-path>/command-dead-code && git pull