Install script for many of the tools I use in my dev environment. Doesn't install key files or license codes, just the apps. It's a step in the right direction for getting a fresh system up quickly.

OS X 10.9 Dev Tool Installer

#!/bin/bash
################
# OS X Dev Tool Installer
################
#
# WHAT IS INSTALLED
#  Homebrew
#  wget
#  python 2.7.6
#  git
#  pip
#  virtualenv
#  fabric
#  boto
#  awscli tools
#  pip
#  Alfred (Spotlight replacement)
#  Aqua Data Studio
#  Araxis Merge
#  Ez7z
#  Firefox 28
#  Google Chrome
#  Google Drive
#  HipChat
#  IntelliJ Idea 13
#  iTerm
#  KeePassX
#  MongoHub
#  Mou
#  Node.js
#  Oh-My-ZSH
#  Packer
#  Reggy
#  Skype
#  Sublime Text 2
#  Vagrant
#  Virtualbox
#
#################

LOCAL_INSTALL_PATH=/Users/`whoami`/Downloads/_installers

# creates and cds into a temporary directory
tmpdir(){
    cd /tmp
    mkdir "$1"
    cd "$1"
}

# removes a temporary directory 
rmtmpdir(){
    cd /tmp
    rm -rf "$1"
}

# "simple_local_install" is for installers that are not readily downloadable with wget
# to install these, download the appropriate DMG installer and put it in the 
# LOCAL_INSTALL_PATH at the top of this file
simple_local_install(){
    INSTALLER=`ls $LOCAL_INSTALL_PATH | grep -i "$1" | sed -e 's/\ /\\ /g'`
    hdiutil mount $LOCAL_INSTALL_PATH/"$INSTALLER"
    VOLUME=`ls /Volumes | grep -i "$1" | sed -e 's/\ /\\ /g'`
    cp -r /Volumes/"$VOLUME"/*.app /Applications/
    diskutil unmount force /Volumes/"$VOLUME"
}

# tars up current user's library folder, deleting caches, logs, etc
prep_library(){
    rm -rf ~/Library/Caches/*
    rm -rf ~/Library/Saved\ Application\ State/*
    rm -rf ~/Library/Logs/*
    rm -rf ~/Library/Cookies/*

    tar -czf ~/Documents/Library.tar.gz ~/Library
}

# start by zipping up Library
prep_library


# install Homebrew -- first, since we want wget for other installs
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
brew install wget
brew install python
brew install git

# Installs, alphabetized
# Alfred
tmpdir alfred
wget http://cachefly.alfredapp.com/Alfred_2.2_243b.zip
unzip Alfred_2.2_243b.zip
mv Alfred\ 2.app /Applications/
rmtmpdir alfred

# Aqua Data Studio
tmpdir aquadata
wget http://dd1.aquafold.com/download/v14.0.0/osx/ads-osx-14.0.10.tar.gz
tar xzf ads-osx-14.0.10.tar.gz
mv Aqua\ Data\ Studio.app /Applications/
rmtmpdir aquadata

# Araxis Merge
tmpdir araxis
wget http://www.araxis.com/download/Merge2013.4415-OSX10.9.dmg
hdiutil mount Merge2013.4415-OSX10.9.dmg
sudo cp -r /Volumes/Araxis\ Merge\ 2013.4415\ \(Mavericks\)/Araxis\ Merge.app /Applications/
diskutil unmount force /Volumes/Araxis\ Merge\ 2013.4415\ \(Mavericks\)/
rmtmpdir araxis

# Ez7z
simple_local_install Ez7z

# Firefox
simple_local_install Firefox

# Google Chrome
simple_local_install chrome

# Google Drive
simple_local_install drive

# HipChat
tmpdir HipChat
cp -prv $LOCAL_INSTALL_PATH/`ls $LOCAL_INSTALL_PATH | grep -i hipchat` .
unzip *.zip
mv HipChat.app /Applications/
rmtmpdir

 # IntelliJ Idea
tmpdir idea
wget http://download.jetbrains.com/idea/ideaIU-13.1.1.dmg
hdiutil mount ideaIU-13.1.1.dmg
sudo cp -r /Volumes/IntelliJ\ IDEA\ 13/*.app /Applications/
diskutil unmount force /Volumes/IntelliJ\ IDEA\ 13
rmtmpdir idea

# iTerm
tmpdir iterm
wget http://downloads.sourceforge.net/iterm/iTerm_0.10.zip
unzip iTerm_0.10.zip
mv iTerm.app /Applications
rmtmpdir iterm

# KeePassX
tmpdir keepass
wget https://www.keepassx.org/releases/KeePassX-0.4.3.dmg
hdiutil mount KeePassX-0.4.3.dmg
cp -r /Volumes/KeePassX-0.4.3/KeePassX.app /Applications/
diskutil unmount force /Volumes/KeePassX-0.4.3
rmtmpdir keepass

# MongoHub
tmpdir mongohub
wget https://github.com/downloads/bububa/MongoHub-Mac/MongoHub.zip
unzip MongoHub.zip
mv MongoHub.app /Applications/
rmtmpdir mongohub

# Mou
tmpdir mou
wget http://mouapp.com/download/Mou.zip
unzip Mou.zip
mv Mou.app /Applications/
rmtmpdir mou

# node.js
tmpdir node
wget http://nodejs.org/dist/v0.10.26/node-v0.10.26.pkg
sudo installer -package node-v0.10.26.pkg -target /
rmtmpdir node

# oh-my-zsh
wget --no-check-certificate http://install.ohmyz.sh -O - | sh

# Packer
tmpdir packer
wget https://dl.bintray.com/mitchellh/packer/0.5.2_darwin_amd64.zip
unzip 0.5.2_darwin_amd64.zip
cp `ls | grep packer` /usr/local/bin/
rmtmpdir packer

# Pip Stuff
pip install fabric boto virtualenv awscli

# Reggy
tmpdir reggy
wget http://github.com/downloads/samsouder/reggy/Reggy_v1.3.tbz
tar xzf Reggy_v1.3.tbz
mv Reggy.app /Applications
rmtmpdir reggy

# Skype
simple_local_install Skype

# Sublime Text 2
tmpdir sublime
wget http://c758482.r82.cf2.rackcdn.com/Sublime%20Text%202.0.2.dmg
hdiutil mount Sublime\ Text\ 2.0.2.dmg
cp -r /Volumes/Sublime\ Text\ 2/*.app /Applications/
rmtmpdir sublime

# Vagrant
tmpdir vagrant
wget https://dl.bintray.com/mitchellh/vagrant/vagrant_1.5.1.dmg
hdiutil mount vagrant_1.5.1.dmg
sudo installer -package /Volumes/Vagrant/Vagrant.pkg -target /
rmtmpdir vagrant

# VirtualBox
tmpdir virtualbox
wget http://download.virtualbox.org/virtualbox/4.3.8/VirtualBox-4.3.8-92456-OSX.dmg
hdiutil mount VirtualBox-4.3.8-92456-OSX.dmg
sudo installer -package /Volumes/VirtualBox/VirtualBox.pkg -target /
diskutil unmount force /Volumes/VirtualBox
rmtmpdir virtualbox

Sucks that it's not possible to install AppStore applications, so those need to be installed manually after this is run.