CTerm, or Clever Terminal, is a free Windows client software designed for remote login through Telnet and SSH protocols. It offers a user-friendly interface similar to PuTTY, allowing seamless access to remote servers. Upon logging in, CTerm intelligently detects the user's current status, whether in command line or edit mode, and provides tailored services to enhance usability. Users can execute Linux/Unix commands effortlessly by utilizing a convenient toolbar, enabling efficient navigation and operation.

Additionally, CTerm serves as a specialized login tool for BBS sites accessed via Telnet/SSH. It recognizes the current user status within the BBS environment, such as main menu, discussion lists, or editing modes, and offers mouse operation functionalities. This capability streamlines interactions within BBS platforms, making CTerm a versatile tool for both terminal and BBS users.