Yes on my Debian derived Linux, the packages are x3270 for X11 based (it has buttons to click to send PF keys etc.) c3270 for curses-based (terminal) tcl3270

Yes on my Debian derived Linux, the packages are x3270 for X11 based (it has buttons to click to send PF keys etc.) c3270 for curses-based (terminal) tcl3270 for using TCL to script interactions with a 3270 session s3270 for some other form of scripting 3270 sessions