xcrun

xcrun is a command line tool that is primarily used in macOS and iOS development environments. It provides a way to locate and execute various developer tools, frameworks, and utilities provided by Xcode. The tool is designed to easily locate these resources without having to know their exact paths.

xcrun is often used when developers want to interact with tools like compilers, simulators, code analyzers, or other Xcode utilities through the command line. It abstracts the complexities of finding and running these tools, providing a convenient interface.

The tool can be used to launch the Xcode IDE from the command line, execute Xcode's command line build system, or navigate to specific Xcode frameworks and utilities. It also allows developers to switch between different versions of Xcode installed on their system.

xcrun can be further customized using additional arguments to specify tool behavior or modify search paths. It simplifies the process of integrating Xcode developer tools into automated build systems or command line workflows.

In summary, xcrun is a powerful command line tool that serves as a bridge between the command line and Xcode's tools and utilities, making it easier for developers to interact with the Xcode development environment.