API Catcher is a Chrome extension designed for developers and QA testers, providing a streamlined interface for monitoring, logging, and sharing API network activity. This tool captures all XHR and Fetch requests in real-time, ensuring that users can easily validate request payloads and debug headers without losing crucial data during page refreshes. The extension features automatic network interception, a side panel for persistent tracking, and integration with Chrome DevTools for in-depth analysis.

With the ability to export logs as cURL commands or formatted JSON, API Catcher enhances collaboration by allowing users to share their findings through GitHub Gists. Its responsive, dark-themed UI adapts to various screen sizes, while secure storage ensures that sensitive information like GitHub Personal Access Tokens is protected. Overall, API Catcher is a valuable tool that simplifies API testing workflows.