Viml
From wikinotes
Vimscript is Vim's embedded scripting language. It can be very similar to python, but also can be a little ackward to work with.
Documentation
:help vim
https://vimhelp.org/
Tutorials
learn vimscript the hard way http://learnvimscriptthehardway.stevelosh.com/
Intro/Reference
viml projects
Libraries
viml builtin functions viml libraries
Syntax
viml comments viml variables viml datatypes viml functions viml quickfix/loclist viml operators viml conditionals viml loops viml platform viml exceptions
Features
viml commands viml buffers viml modes viml matching viml input/output viml plugins viml testing viml depencency management viml functional
Filetypes
Vim helpfile syntax vim syntaxfile