==== Text-CLI-Editor ====
Sometimes you need to edit line-art text to make things easier to understand for someone, this does it nicely!
<code>
sudo apt install aewan
</code>
<code>
Keys Quick Reference

Legend                               │  Colors
^ means the Ctrl key and % means     │  TAB    bring up color dialog
the Alt key. Thus, ^A means          │  %P     pick color from cell
Ctrl+A and %A means Alt-A.           │         under the cursor
                                     │  %Z     apply color to cell
General keys                         │         under the cursor
^X,^Z  fast horizontal movement      │
^O     open a file                   │  Mode toggles
^S     save file                     │  INS    toggle insert mode
                                     │  ^G     toggle line-drawing mode
Layers                               │         (0-9,|,- will draw lines)
^W     go to next layer              │  ^P     toggle composite view
^Q     go to previous layer          │
^L     bring up Layer Manager        │  Others
^A     add layer (defaults)          │  ^E     edit document metainfo
%A     add layer (specify)           │  ^C     quit program
^D     add copy of current layer     │  F1-Fn  show menu
^R     rename this layer             │
%R     resize this layer             │  ─────────────────────────────────────
                                     │  Copyright (c) 2003 by
Selection                            │  Bruno T. C. de Oliveira
%S     enter select mode.            │  All rights reserved.

 └  ┴  ┘  ├  ┼  ┤  ┌  ┬  ┐  ▒  ─  │ 
 1  2  3  4  5  6  7  8  9  0  -  |
 

             ┌───┐       ┌┴─┴─┴─┴─┴┐
             │ 8 ├───────┤ 16 Port │
 ┌───────┐   │   ├────┐  └┬┬┬┬┬┬┬┬┬┘ 
 │ Modem ├───┤ P ├─   │
 └───────┘   │ o ├─   │ ┌────────┐
             │ r ├─   └─┤ 5 Port │
             │ t ├─     └─┬─┬─┬─┬┘
             └───┘
</code>