xterm is the standard terminal emulator for the X Window System. A user can have many different invocations of xterm running at once on the same display, each of which provides independent input/output for the process running in it (normally the process is a Unix shell). Developed by Thomas E. Dickey
License: Open Source
Terminal is a macOS-specific application that offers seamless integration with the operating system and modern shell features, while xterm is a lightweight and highly configurable terminal emulator that is suitable for various platforms but may require more setup to achieve advanced functionalities.