Save - Exit - Reload

ESC:w								Save
ESC:w /path/to/filename						Save in
ESC:wq, ESC:x, ZZ 						Save and Exit
ESC:q								Exit without save
ESC:q!								Force exit without save
ESC:e								Reload

Cursor move

gg								Begin of File			
Shift+g								End of file
ESC+b								Begin of word
ESC+e								End of word
ESC+0								Begin of the line
ESC+$								End of the line
ESC:<line>							Goto
Ctrl+f								Page down
Ctrl+b								Page up
ESC+>>								Add a tabulation
ESC+<<								Remove a tabulation

Insert

ESC+i								Insert before cursor
ESC+a								Insert after cursor
ESC+I								Insert at the beginning of line
ESC+A								Insert at the ending of line
ESC+O								Insert one line before
ESC+o								Insert one line after

Remove

ESC+x								Remove a char
ESC+dw								Remove a word (put in the clipboard)
ESC+dd								Remove a line under cursor (put in the clipboard)
ESC+D								Remove the line

Copy - Move

ESC+yw								Word copy (Ctrl-c)
ESC+yy								Line copy
ESC+dw								Word remove (put in the clipboard) (Ctrl-x)
ESC+dd								Line remove under cursor (put in the clipboard)
ESC+p								Copy after cursor (Ctrl-v)
ESC+P								Copy before cursor (Ctrl-v)

Search

ESC+/+occurence							Search word (descending)
ESC+?+occurence							Search word (ascing)
n								Next word
N								Previous word

Replace

ESC:%s/INFO/DEBUG/g

Options

ESC:set all							Display all the list
ESC:set								Display active list
ESC:set nu							Display number of the line
ESC:set no nu							Remove number of the line