LineEditor

TextEditors designed before the time of Video Screens are typically line-oriented and have a CommandLine.

See the LineEditorFamily for more examples.

ed - The Unix line editor
Edlin - The MS-DOS line editor
EDM - by my friend MarkGilmore
ex - (the LineEditor mode for ViFamily editors)
sed - The Unix stream editor
TECO - "Text Editor and COrrector" - a macro language designed for text processing