Branch Injector is a Chrome extension tailored for developers managing multiple development branches across various domains. This tool allows users to configure domain-specific branch names, instantly applying changes without needing to reload the page. It features smart detection for iframes, ensuring branch parameters are automatically injected into URLs, streamlining the development process. The user-friendly interface includes a badge counter for quick visibility of configured domains, making it an essential tool for those working in complex environments.

The extension supports persistent storage, syncing settings across Chrome instances, which enhances its usability for teams operating in different settings such as development, staging, and production. With its lightweight design and minimal permissions, Branch Injector is a practical solution for frontend developers utilizing iframe architectures. Additionally, it prioritizes privacy by storing data locally without external tracking or analytics.