moe - My Own Editor.

GNU Moe is a powerful, 8-bit clean, console text editor for ISO-8859 and
ASCII character encodings.  It has a modeless, user-friendly interface,
online help, multiple windows, unlimited undo/redo capability, unlimited
line length, global search/replace (on all buffers at once), block
operations, automatic indentation, word wrapping, filename completion,
directory browser, duplicate removal from prompt histories, delimiter
matching, etc.

See the web page of Moe at:  http://www.gnu.org/software/moe