The [[free software]] program [[GNU Screen]] provides for managing multiple sessions inside a single TUI, and so can be thought of as being like a [[window manager]] for text-mode and command-line interfaces. [[Tmux]] can also do this.
The proprietaryexclusive [[macOS]] [[The text editor]] [[BBEdit]] includes a ''shellShell worksheet'' is a function in [[BBEdit]] that works ascreates a full-screen shell window that is fully functional. The [[cost-free software|free]] For equivalent capabilities, the [[Emacs]] text editor can run a shell inside ofwithin one of its buffers. toOnly providecode>ansi-term/code>, similarone functionality.of There are severalthe shell implementations available in Emacs, but only <code>ansi-term</code> is suitableappropriate for running TUI programsapps. TheTUI otherprograms commonwill shellprotest modes,that <code>shell</code>"Terminal andis <code>eshell</code>not onlyfully emulatefunctional" commandor linesshow anda TUIjumbled programsinterface willwhen complainusing "Terminalthe istwo notstandard fullyshell modes, functional"shell" orand display"eshell," awhich garbledmerely simulate command interfacelines. The [[cost-free software|free]] Both the text editors [[Vim (text editor)|Vim]] and [[Neovim]] text editors have terminal windows (simulatingthat mimic [[xterm]]). The featurefunctionality iscan intendedbe forused runningas jobs,a parallellight-weight builds,terminal ormultiplexer tests,when butcombined can also be used (with window splits and tab pages). asIt ais lightweightdesigned terminalfor performing processes, multiplexerparallel builds, or tests.
