These commands are good as of 2013-06-03.
The download/install takes awhile so start it first. When it finishes downloading you will still need to run it to complete installation.
iTerm2 http://www.iterm2.com/
Really the nicest choice for a terminal on OSX right now, especially with Lion style full screen support.
Solarized color scheme http://ethanschoonover.com/solarized
I feel there is an advantage in setting all your dev apps to use a consistent color scheme, especially your terminal and text editor/dev environment. ( This comes built into sachet, I chose to install sachet)
It bundles the following plugins https://github.com/scrooloose/nerdtree https://github.com/tpope/vim-surround https://github.com/ervandew/supertab https://github.com/tpope/vim-fugitive https://github.com/kien/ctrlp.vim
Homebrew http://mxcl.github.com/homebrew/
Note that Xcode is a pre-req for Homebrew
brew install wget
wget --no-check-certificate https://github.com/sjl/oh-my-zsh/raw/master/tools/install.sh -O - | sh
I chose the "prose" theme in.zshrc restart iTerm2
brew install git
http://help.github.com/mac-set-up-git/
Copy over your SSH Keys from your existing machine if you have them and want to carry over your existing SSH configs.
Get a DMG based and pre-compiled install from http://www.mysql.com/downloads/mysql/