jIRCii a powerful Mac OS X Internet Relay Chat Client. jIRCii can be scripted (there are many options on the website). The goal is to provide a UNIX console user experience with solid GUI. It is often referred to as mIRC on MacOS X. It includes DCC file transfers, IRC support over SSL, multiple server connections, as well as over 75 built-in commands.
Note: This product is not compatible with macOS Catalina and later.