diff --git a/setup-node-ubuntu.bash b/setup-node-ubuntu.bash
index 7b80775..6b7afc2 100644
--- a/setup-node-ubuntu.bash
+++ b/setup-node-ubuntu.bash
@@ -1,69 +1,350 @@
 #!/bin/bash
 
+# Installs node.js only (no development dependencies) for both Ubuntu and OS X
+
+#
+# See https://git.daplie.com/coolaj86/node-install-script
+#
+
+# curl -fsSL bit.ly/nodejs-min | bash
+# wget -nv bit.ly/nodejs-min -O - | bash
+
+# curl -fsSL https://example.com/setup-min.bash | bash
+# wget -nv https://example.com/setup-min.bash -O - | bash
+
+dont_install_deps="$1"
 set -e
 set -u
-set -o pipefail
+#set -o pipefail
 
 if [ -z "${PREFIX-}" ]; then
   PREFIX=""
 fi
 
-if [ -z "${NODE_PATH-}" ]; then
-  node_install_path=$PREFIX/usr/local
-else
-  node_install_path=$(dirname $(dirname $NODE_PATH))
-fi
-
-NODEJS_VER=${1}
-NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
-
 NODEJS_NAME="node"
 NODEJS_BASE_URL="https://nodejs.org"
+BASE_URL="https://git.daplie.com/coolaj86/node-install-script/raw/master"
+#NO_FAIL2BAN=""
+NO_FAIL2BAN="nope"
+OS="unsupported"
+ARCH=""
+NODEJS_VER=""
+SETUP_FILE=""
 
-if [ $NODEJS_VERT -ge 1 ] && [ $NODEJS_VERT -lt 4 ]
-then
-  echo "Selecting io.js instead of node.js for this version (>= 1.0.0 < 4.0.0)"
-  NODEJS_BASE_URL="https://iojs.org"
-  NODEJS_NAME="iojs"
-fi
+clear
 
-if [ -n "$(arch | grep aarch64)" ]; then
-  ARCH="arm64"
-elif [ -n "$(arch | grep 64)" ]; then
-  ARCH="x64"
-elif [ -n "$(arch | grep armv8l)" ]; then
-  ARCH="arm64"
-elif [ -n "$(arch | grep armv7l)" ]; then
-  ARCH="armv7l"
-elif [ -n "$(arch | grep armv6l)" ]; then
-  ARCH="armv6l"
-else
-  ARCH="x86"
-fi
+#########################
+# Which OS and version? #
+#########################
 
-NODEJS_REMOTE="${NODEJS_BASE_URL}/dist/${NODEJS_VER}/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}.tar.gz"
-NODEJS_LOCAL="/tmp/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}.tar.gz"
-NODEJS_UNTAR="/tmp/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}"
+if [ "$(uname | grep -i 'Darwin')" ]; then
+  OSX_VER="$(sw_vers | grep ProductVersion | cut -d':' -f2 | cut -f2)"
+  OSX_MAJOR="$(echo ${OSX_VER} | cut -d'.' -f1)"
+  OSX_MINOR="$(echo ${OSX_VER} | cut -d'.' -f2)"
+  OSX_PATCH="$(echo ${OSX_VER} | cut -d'.' -f3)"
 
-if [ -n "${NODEJS_VER}" ]; then
-  echo "installing ${NODEJS_NAME} as ${NODEJS_NAME} ${NODEJS_VER}..."
-
-  if [ -n "$(which curl 2>/dev/null)" ]; then
-    curl -fsSL ${NODEJS_REMOTE} -o ${NODEJS_LOCAL} || echo 'error downloading ${NODEJS_NAME}'
-  elif [ -n "$(which wget 2>/dev/null)" ]; then
-    wget --quiet ${NODEJS_REMOTE} -O ${NODEJS_LOCAL} || echo 'error downloading ${NODEJS_NAME}'
-  else
-    echo "'wget' and 'curl' are missing. Please run the following command and try again"
-    echo "\tsudo apt-get install --yes curl wget"
+  #
+  # Major
+  #
+  if [ "$OSX_MAJOR" -lt 10 ]; then
+    echo "unsupported OS X version (os 9-)"
     exit 1
   fi
 
-  mkdir -p ${NODEJS_UNTAR}/
-  tar xf ${NODEJS_LOCAL} -C ${NODEJS_UNTAR}/ --strip-components=1
-  rm ${NODEJS_UNTAR}/{LICENSE,CHANGELOG.md,README.md}
-  sudo rsync -a "${NODEJS_UNTAR}/" "$node_install_path/"
+  if [ "$OSX_MAJOR" -gt 10 ]; then
+    echo "unsupported OS X version (os 11+)"
+    exit 1
+  fi
 
+  #
+  # Minor
+  #
+  if [ "$OSX_MINOR" -le 5 ]; then
+    echo "unsupported OS X version (os 10.5-)"
+    exit 1
+  fi
 
-  sudo chown -R $(whoami) "$node_install_path/lib/node_modules/"
-  sudo chown $(whoami) ""$node_install_path"/bin/"
+  # Snow
+  if [ "$OSX_MINOR" -eq 6 ]; then
+    OS='snow'
+  fi
+
+  # Lion
+  if [ $OSX_MINOR -eq 7 ]; then
+    OS='lion'
+  fi
+
+  # Mountain Lion
+  if [ "$OSX_MINOR" -eq 8 ]; then
+    OS='mountain'
+  fi
+
+  # Mavericks, Yosemite
+  if [ "$OSX_MINOR" -ge 9 ]; then
+    OS='mavericks'
+  fi
+
+  if [ -n "$(sysctl hw | grep 64bit | grep ': 1')" ]; then
+    ARCH="64"
+  else
+    ARCH="32"
+  fi
+elif [ "$(uname | grep -i 'Linux')" ]; then
+  if [ ! -f "/etc/issue" ]; then
+    echo "unsupported linux os"
+    exit 1
+  fi
+
+  if [ -n "$(uname -a | grep 64)" ]; then
+    ARCH="64"
+  else
+    ARCH="32"
+  fi
+
+  if [ "$(cat /etc/issue | grep -i 'Ubuntu')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'Linux Mint')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'elementary OS')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'Debian')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'Trisquel')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'Zorin')" ]; then
+    OS='ubuntu'
+  elif [ "$(cat /etc/issue | grep -i 'Raspbian')" ]; then
+    OS='raspbian'
+  elif [ "$(cat /etc/issue | grep -i 'Fedora')" ]; then
+    OS='fedora'
+  elif [ "$(cat /etc/issue | grep -i 'Marvell')" ]; then
+    OS='marvell' 
+  fi
+else
+  echo "unsupported unknown os (non-mac, non-linux)"
+  exit 1
 fi
+
+case "${OS}" in
+  fedora)
+    echo "FEDORA not yet supported (feel free to pull request)"
+    exit 1
+    ;;
+  ubuntu)
+    SETUP_FILE="ubuntu"
+    ;;
+  raspbian)
+    SETUP_FILE="ubuntu"
+    ;;
+  marvell)
+    SETUP_FILE="ubuntu"
+    ;;
+  yosemite)
+    # mavericks
+    SETUP_FILE="mavericks"
+    ;;
+  mavericks)
+    SETUP_FILE="mavericks"
+    ;;
+  mountain)
+    echo "Mountain Lion not yet supported (feel free to pull request)"
+    exit 1
+    ;;
+  lion)
+    echo "Lion not yet supported (feel free to pull request)"
+    exit 1
+    ;;
+  snow)
+    echo "Snow Leopard not yet supported (feel free to pull request)"
+    exit 1
+    ;;
+  *)
+    echo "unsupported unknown os ${OS}"
+    exit 1
+    ;;
+esac
+
+#######################
+# Download installers #
+#######################
+
+if [ -z "$dont_install_deps" ]; then
+  echo "Preparing to install node.js (and common development dependencies) for ${OS}" "${ARCH}"
+else
+  echo "Preparing to install node.js (minimal) for ${OS}" "${ARCH}"
+fi
+
+INSTALL_DEPS_FILE="setup-deps-${SETUP_FILE}.bash"
+INSTALL_FILE="setup-node-${SETUP_FILE}.bash"
+if [ ! -e "/tmp/${INSTALL_FILE}" ]; then
+  if [ -n "$(type -p curl)" ]; then
+    curl --silent "${BASE_URL}/${INSTALL_FILE}" \
+      -o "/tmp/${INSTALL_FILE}" || echo 'error downloading os setup script'
+  elif [ -n "$(type -p wget)" ]; then
+    wget --quiet "${BASE_URL}/${INSTALL_FILE}" \
+      -O "/tmp/${INSTALL_FILE}" || echo 'error downloading os setup script'
+  else
+    echo "Found neither 'curl' nor 'wget'. Can't Continue."
+    exit 1
+  fi
+fi
+
+if [ -z "$dont_install_deps" ]; then
+  if [ ! -e "/tmp/${INSTALL_DEPS_FILE}" ]; then
+    if [ -n "$(type -p curl)" ]; then
+      curl --silent "${BASE_URL}/${INSTALL_DEPS_FILE}" \
+        -o "/tmp/${INSTALL_DEPS_FILE}" || echo 'error downloading os deps script: '"${BASE_URL}/${INSTALL_DEPS_FILE}"
+    elif [ -n "$(type -p wget)" ]; then
+      wget --quiet "${BASE_URL}/${INSTALL_DEPS_FILE}" \
+        -O "/tmp/${INSTALL_DEPS_FILE}" || echo 'error downloading os deps script: '"${BASE_URL}/${INSTALL_DEPS_FILE}"
+    else
+      echo "Found neither 'curl' nor 'wget'. Can't Continue."
+      exit 1
+    fi
+  fi
+fi
+
+if [ ! -e "/tmp/${INSTALL_FILE}" ]
+then
+  echo "Error Downloading Install File"
+  exit 1
+fi
+
+if [ -z "$dont_install_deps" ]; then
+  if [ ! -e "/tmp/${INSTALL_DEPS_FILE}" ]
+  then
+    echo "Error Downloading Deps File"
+    exit 1
+  fi
+fi
+
+#########################
+# Which node.js VERSION ? #
+#########################
+
+if [ -f "/tmp/NODEJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/NODEJS_VER | grep v)
+elif [ -f "/tmp/IOJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/IOJS_VER | grep v)
+fi
+
+if [ -n "$NODEJS_VER" ]; then
+  NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
+
+  if [ $NODEJS_VERT -ge 1 ] && [ $NODEJS_VERT -lt 4 ]
+  then
+    echo "Selecting io.js instead of node.js for this version (>= 1.0.0 < 4.0.0)"
+    NODEJS_BASE_URL="https://iojs.org"
+    NODEJS_NAME="iojs"
+  fi
+fi
+
+if [ -z "$NODEJS_VER" ]; then
+  if [ -n "$(type -p curl)" ]; then
+    NODEJS_VER=$(curl -fsL "$NODEJS_BASE_URL/dist/index.tab" | head -2 | tail -1 | cut -f 1) \
+      || echo 'error automatically determining current node.js version'
+  elif [ -n "$(type -p wget)" ]; then
+    NODEJS_VER=$(wget --quiet "$NODEJS_BASE_URL/dist/index.tab" -O - | head -2 | tail -1 | cut -f 1) \
+      || echo 'error automatically determining current node.js version'
+  else
+    echo "Found neither 'curl' nor 'wget'. Can't Continue."
+    exit 1
+  fi
+fi
+
+#
+# node
+#
+if [ -z "${NODE_PATH-}" ]; then
+  if [ -n "$(type -p node | grep node 2>/dev/null)" ]; then
+    # /usr/local/bin/node => /usr/local
+    node_install_path="$(dirname $(dirname $(type -p node)))"
+  else
+    node_install_path=$PREFIX/usr/local
+  fi
+else
+  node_install_path=$(dirname $(dirname $NODE_PATH))
+fi
+echo "Install path is $node_install_path"
+if [ -e "$node_install_path/bin/node" ]; then
+# node of some version is already installed
+  if [ "${NODEJS_VER}" == "$($node_install_path/bin/node -v 2>/dev/null)" ]; then
+    echo node ${NODEJS_VER} is already installed
+  else
+    echo ""
+    echo "HEY, LISTEN:"
+    echo ""
+    echo "node.js is already installed as node $($node_install_path/bin/node -v | grep v)"
+    echo ""
+    echo "to reinstall please first run: rm $node_install_path/bin/node"
+    echo ""
+  fi
+
+  NODEJS_VER=""
+fi
+
+if [ -n "${NODEJS_VER}" ]; then
+  bash "/tmp/${INSTALL_FILE}" "${NODEJS_VER}"
+fi
+
+sudo chown -R $(whoami) $node_install_path/lib/node_modules
+
+echo ""
+
+if [ -z "$dont_install_deps" ]; then
+
+  ################
+  # DEPENDENCIES #
+  ################
+
+  #if [ -z "$(which fail2ban-server | grep fail2ban)" ]; then
+  #  echo ""
+  #  echo "Your server didn't come with fail2ban preinstalled!!!"
+  #  echo "Among other things, fail2ban secures ssh so that your server isn't reaped by botnets."
+  #  echo ""
+  #  echo "Since you're obviously connecting this computer to a network, you should install fail2ban before continuing"
+  #  echo ""
+  #  echo "Install fail2ban? [Y/n]"
+  #  echo "(if unsure, just hit [enter])"
+  #  read INSTALL_FAIL2BAN
+  #
+  #  if [ "n" == "${INSTALL_FAIL2BAN}" ] || [ "no" == "${INSTALL_FAIL2BAN}" ] || [ "N" == "${INSTALL_FAIL2BAN}" ] || [ "NO" == "${INSTALL_FAIL2BAN}" ]; then
+  #    echo ""
+  #    echo "I don't think you understand: This is important."
+  #    echo ""
+  #    echo "Your server will be under constant attack by botnets via ssh."
+  #    echo "It only takes a few extra seconds to install and the defaults are adequate for protecting you."
+  #    echo ""
+  #    echo "Change your mind?"
+  #    echo "Ready to install fail2ban? [Y/n]"
+  #    read INSTALL_FAIL2BAN
+  #    if [ "n" == "${INSTALL_FAIL2BAN}" ] || [ "no" == "${INSTALL_FAIL2BAN}" ] || [ "N" == "${INSTALL_FAIL2BAN}" ] || [ "NO" == "${INSTALL_FAIL2BAN}" ]; then
+  #      clear
+  #      echo "you make me sad :-("
+  #      sleep 0.5
+  #      echo "but whatever, it's your funeral..."
+  #      sleep 1
+  #      NO_FAIL2BAN="nope"
+  #    else
+  #      echo "Phew, dodged the bullet on that one... Will install fail2ban.. :-)"
+  #    fi
+  #  fi
+  #fi
+
+  bash "/tmp/${INSTALL_DEPS_FILE}" "${NO_FAIL2BAN}"
+
+  # yarn
+  #if [ -z "$(type -p yarn)" ]; then
+  #  echo "installing yarn..."
+  #  npm install --silent yarn -g > /dev/null
+  #fi
+
+  # jshint
+  if [ -z "$(type -p jshint)" ]; then
+    echo "installing jshint..."
+    #yarn global add jshint > /dev/null
+    $node_install_path/bin/npm install -g jshint > /dev/null
+  fi
+
+  echo ""
+fi
\ No newline at end of file