diff --git a/hack/lib/golang.sh b/hack/lib/golang.sh
index 03eb361822a..e4679f3c1e7 100755
--- a/hack/lib/golang.sh
+++ b/hack/lib/golang.sh
@@ -249,20 +249,6 @@ kube::golang::host_platform() {
   echo "$(go env GOHOSTOS)/$(go env GOHOSTARCH)"
 }
 
-kube::golang::current_platform() {
-  local os="${GOOS-}"
-  if [[ -z $os ]]; then
-    os=$(go env GOHOSTOS)
-  fi
-
-  local arch="${GOARCH-}"
-  if [[ -z $arch ]]; then
-    arch=$(go env GOHOSTARCH)
-  fi
-
-  echo "$os/$arch"
-}
-
 # Takes the platform name ($1) and sets the appropriate golang env variables
 # for that platform.
 kube::golang::set_platform_envs() {
diff --git a/hack/lib/util.sh b/hack/lib/util.sh
index 4ddc7bbf992..4da87986c01 100755
--- a/hack/lib/util.sh
+++ b/hack/lib/util.sh
@@ -42,32 +42,6 @@ kube::util::wait_for_url() {
   return 1
 }
 
-# returns a random port
-kube::util::get_random_port() {
-  awk -v min=1024 -v max=65535 'BEGIN{srand(); print int(min+rand()*(max-min+1))}'
-}
-
-# use netcat to check if the host($1):port($2) is free (return 0 means free, 1 means used)
-kube::util::test_host_port_free() {
-  local host=$1
-  local port=$2
-  local success=0
-  local fail=1
-
-  which nc >/dev/null || {
-    kube::log::usage "netcat isn't installed, can't verify if ${host}:${port} is free, skipping the check..."
-    return ${success}
-  }
-
-  if [ ! $(nc -vz "${host}" "${port}") ]; then
-    kube::log::status "${host}:${port} is free, proceeding..."
-    return ${success}
-  else
-    kube::log::status "${host}:${port} is already used"
-    return ${fail}
-  fi
-}
-
 # Example:  kube::util::trap_add 'echo "in trap DEBUG"' DEBUG
 # See: http://stackoverflow.com/questions/3338030/multiple-bash-traps-for-the-same-signal
 kube::util::trap_add() {
@@ -264,50 +238,6 @@ kube::util::remove-gen-docs() {
   fi
 }
 
-# Takes a path $1 to traverse for md files to append the ga-beacon tracking
-# link to, if needed. If $2 is set, just print files that are missing
-# the link.
-kube::util::gen-analytics() {
-  local path="$1"
-  local dryrun="${2:-}"
-  local mdfiles dir link
-  # find has some strange inconsistencies between darwin/linux. The
-  # path to search must end in '/' for linux, but darwin will put an extra
-  # slash in results if there is a trailing '/'.
-  if [[ $( uname ) == 'Linux' ]]; then
-    dir="${path}/"
-  else
-    dir="${path}"
-  fi
-  # We don't touch files in special dirs, and the kubectl docs are
-  # autogenerated by gendocs.
-  # Don't descend into .directories
-  mdfiles=($( find "${dir}" -name "*.md" -type f \
-              -not -path '*/\.*' \
-              -not -path "${path}/vendor/*" \
-              -not -path "${path}/staging/*" \
-              -not -path "${path}/third_party/*" \
-              -not -path "${path}/_gopath/*" \
-              -not -path "${path}/_output/*" \
-              -not -path "${path}/docs/user-guide/kubectl/kubectl*" ))
-  for f in "${mdfiles[@]}"; do
-    link=$(kube::util::analytics-link "${f#${path}/}")
-    if grep -q -F -x "${link}" "${f}"; then
-      continue
-    elif [[ -z "${dryrun}" ]]; then
-      echo -e "\n\n${link}" >> "${f}"
-    else
-      echo "$f"
-    fi
-  done
-}
-
-# Prints analytics link to append to a file at path $1.
-kube::util::analytics-link() {
-  local path="$1"
-  echo "[![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/${path}?pixel)]()"
-}
-
 # Takes a group/version and returns the path to its location on disk, sans
 # "pkg". E.g.:
 # * default behavior: extensions/v1beta1 -> apis/extensions/v1beta1