SaveCMD

[+] command history (/sc history)
[+] command history admin (/scadmin history ) [=] tab complete for admin commands
config changes add the following in your config

#number of command history to save/show
history: 10

[+] make slot9 as default
[=] name change option of the gui in config
[=] message change option of load command
config changes add the following in your config

gui_title: '&6Savecmd'
message:
  add: '&2Command added'
  remove: '&cCommand removed'
  range: '&cThat slot is out of range'
#this message dont work with color codes
  load: 'Click here to load command [\u2714]'

[+] reload command(/scadmin reload)
[+] Add option to fill empty slots in GUI
[+] different sized GUI(9,27 and 54)
[=] perms based GUI size(check page)
config changes add the following in your config

fill:
  item: 'LIGHT_GRAY_STAINED_GLASS_PANE'
  title: '&a&lSLOT #%slot%'
  lore:
    - '&r'
    - '&e/savecmd add %slot% <command>'
    - '&r.'

[+] now left_click will run command
[+] and right-click will send a message click it will load command (direct not possible Minecraft limition)

[+] admin can open others gui no matter its public or private.
[+] admin perms: sc.admin
[+] admin can click gui and run in others gui.