Fugitive Vim is a plugin by Tim Pope that provides access to git commands that you can execute without leaving vim.
Some common commands include:
:Gedit - edit a file in the index and write it to stage the the changes
:Gstatus - equivalent of git status
:Gblame - brings up vertical split of outp...
NERD TREE is a plugin by scrooloose that allows you to explore the file system while using vim. You can open files and directories via a tree system that you can manipulate with the keyboard or the mouse.
Add this to your .vimrc to start NERDTree automatically when vim starts up:
autocmd vimenter...