Salesforce Inspector is a browser extension for Google Chrome and Mozilla Firefox that provides a set of powerful tools for developers and administrators working on the Salesforce platform. It allows users to inspect and debug Salesforce data, as well as analyze and troubleshoot Apex code and Visualforce pages.

With Salesforce Inspector, users can easily view and manipulate data directly within Salesforce, without the need for complex queries or code. The tool provides a user-friendly interface that simplifies the process of exploring and understanding data relationships, as well as identifying potential errors and issues.

Salesforce Inspector also offers features such as API tracing, which allows developers to track and analyze API calls made within Salesforce, as well as a powerful code analysis tool that can identify potential performance bottlenecks and other issues within Apex code.

Overall, Salesforce Inspector is a powerful tool that can help streamline the development and administration of Salesforce applications, making it an essential tool for any developer or administrator working on the platform.