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
xterm is a highly customizable and efficient terminal emulator that focuses on performance and compatibility, making it ideal for power users. Cool Retro Term, on the other hand, prioritizes aesthetics with its nostalgic design and visual effects, appealing to users looking for a unique terminal experience.