Package.json Merger

Merge two package.json files and resolve version conflicts

How to use

  • Automatically merge dependencies, devDependencies, etc.
  • Resolve version conflicts based on the selected strategy
  • Pick latest versions using SemVer rules

Developer Tools

Explore 80+ free online tools for developers. Base64, JSON, JWT, Regex, and more essentials in one place.

Quick Links

Developer Tools © 2025. All rights reserved.

Most tools run in the browser; tools that require network access only send data when you run them.

Package.json Merger | Developer Tools