SSE Monitor & Debugger is a free Chrome extension designed for monitoring and debugging Server-Sent Events (SSE) requests directly within the browser. This tool provides users with the ability to track SSE communications, which is essential for real-time web applications. It features support for local mock data frames and data replay, allowing developers to simulate various scenarios without needing a live server connection.

In addition to monitoring capabilities, SSE Monitor & Debugger includes functionalities for exporting and importing data. This makes it convenient to share local mock data among team members or for testing purposes. All data is stored locally, enhancing privacy and accessibility. Overall, this add-on is an invaluable resource for developers working with real-time web technologies.