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What is DepFixer?

DepFixer is a CLI tool that analyzes your JavaScript/TypeScript projects for dependency conflicts and provides intelligent fixes.

Key Features

  • Analyze - Scan your package.json for version conflicts, missing peer dependencies, and compatibility issues
  • Fix - Get recommended version updates that resolve all conflicts while maintaining compatibility
  • Migrate - Upgrade your framework (Angular, React, Vue) to newer versions with automatic dependency alignment
  • CI Ready - Run in CI/CD pipelines with JSON output and exit codes for automated quality gates

Supported Frameworks

  • Angular 9 - 20
  • React 16 - 19
  • Vue 2 - 3

How It Works

  1. Analyze - DepFixer reads your package.json and checks each dependency against our database of 600K+ package versions
  2. Detect - We identify peer dependency conflicts, version mismatches, deprecated packages, and framework incompatibilities
  3. Resolve - Our engine calculates the optimal set of version updates that satisfy all constraints
  4. Apply - One command updates your package.json with the fixes

Why DepFixer?

  • Redis-first architecture - Instant analysis with no database queries during scans
  • Framework-aware - Understands Angular, React, Vue ecosystem rules
  • Battle-tested - 60+ test fixtures covering real-world scenarios
  • Pay-per-use - Credit-based pricing, no subscriptions required

Quick Start

# Using npx (no install required)
npx depfixer

# Or install globally
npm install -g depfixer
depfixer
Run the command in your project directory and DepFixer will analyze your dependencies and guide you through fixing any issues.