vim Leaving insert mode


Example

CommandDescription
<Esc>Leaves insert mode, triggers autocommands and abbreviations
<C-[>Exact synonymous of <Esc>
<C-c>Leaves insert mode, doesn't trigger autocommands

Some people like to use a relatively uncommon pair of characters like jk as shortcut for <Esc> or <C-[> which can be hard to reach on some keyboards:

inoremap jk <Esc>l