diff --git a/modules/04-install-brew-apps.sh b/modules/04-install-brew-apps.sh
new file mode 100755
index 0000000..722fb09
--- /dev/null
+++ b/modules/04-install-brew-apps.sh
@@ -0,0 +1,145 @@
+#!/usr/bin/env zsh
+# vi: ft=zsh
+
+function brewInstall() {
+  local identifier="$1"
+  local cask="${2:+--cask}"
+  indicateActivity ${homebrew_path},install,-q,${cask},${identifier} "Installing ${identifier} ${cask:+ (Cask)}"
+}
+
+function installCask() {
+  brewInstall $1 cask
+}
+
+function installBrew() {
+  brewInstall $1
+}
+
+function patchParallels() {
+  pushd -q "`brew --repo homebrew/cask 2> /dev/null`"
+  git status --short --untracked-files=no | grep Casks/parallels.rb > /dev/null
+  local hasBeenPatched=$?
+  if [[ "${hasBeenPatched}" -ne 0 ]]; then
+    echo 'diff --git a/Casks/parallels.rb b/Casks/parallels.rb
+--- a/Casks/parallels.rb
++++ b/Casks/parallels.rb
+@@ -31,12 +31,6 @@ cask "parallels" do
+                    args: ["-d", "com.apple.FinderInfo", "#{staged_path}/Parallels Desktop.app"]
+   end
+
+-  postflight do
+-    system_command "#{appdir}/Parallels Desktop.app/Contents/MacOS/inittool",
+-                   args: ["init"],
+-                   sudo: true
+-  end
+-
+   uninstall_preflight do
+     set_ownership "#{appdir}/Parallels Desktop.app"
+   end
+' | git apply || { lop -- -e 'Patch could not be applied to Casks/parallels.rb.'; return 1 }
+    lop -- -d 'Applied patch to Casks/parallels.rb'
+  fi
+  popd -q
+  return 0
+}
+
+function installParallels() {
+  local inittoolPath='/Applications/Parallels Desktop.app/Contents/MacOS/inittool'
+  indicateActivity patchParallels 'Patching Parallels' || return 0
+  installCask parallels
+  [ -x "${inittoolPath}" ] && indicateActivity "${inittoolPath}",init 'Running Parallels inittool'
+}
+
+function installCasks() {
+  lop -y body:h1 -- -i 'Installing Homebrew casks'
+  installParallels
+  installCask rectangle-pro
+  if ! isDebug; then
+    installCask little-snitch
+    installCask pdfpenpro
+    installCask sketch
+    installCask synology-drive
+    installCask unpkg
+    installCask sf-symbols
+  fi
+}
+
+function installFonts() {
+}
+
+function installBrews() {
+  lop -y body:h1 -- -i 'Installing Homebrew formulas'
+  installBrew mas
+  if ! isDebug; then
+    installBrew python
+    installBrew tesseract
+    installBrew tesseract-lang
+    installBrew ocrmypdf
+    installBrew php
+    installBrew composer
+    installBrew curl
+    installBrew exiftool
+    installBrew ffmpeg
+    installBrew gnupg
+    installBrew node
+    installBrew nmap
+  fi
+}
+
+function configure_system() {
+  pushd -q /
+  installBrews
+  installCasks
+  installFonts
+  popd -q
+}
+
+function checkPrerequisites() {
+  local -A cmds=(
+    [docopts]='(with -f option supported)'
+  )
+  local -A execCmds=(
+    [brew]=''
+  )
+  test "`id -u`" -eq 0 || { lop -- -e 'This module requires root access. Please run as root.'; return 11 }
+  checkCommands
+}
+
+function getDefaultHomebrewPath() {
+  local moduleAnswer
+  local hbpath=`whence -p brew`
+  getModuleAnswerByKeyRegEx '_homebrew-prefix$' && hbpath=$moduleAnswer/bin/brew
+  print -- ${hbpath}
+}
+
+function getQuestions() {
+  questions=(
+    'i: homebrew-path=Whicht Homebrew binary shall be used? # default:'"$(getDefaultHomebrewPath)"
+  )
+}
+
+function getUsage() {
+  read -r -d '' text <<- USAGE
+	Usage:
+	  $cmdName show-questions [<modkey> <modans>]...
+	  $cmdName [-v] [-d FILE] --homebrew-path PATH
+	
+	Install cli tools, macOS apps and fonts via Homebrew.
+	
+	Options:
+	  --homebrew-path PATH        Path to Homebrew binary [default: $(getDefaultHomebrewPath)].
+	  -d FILE, --logfile FILE     Print log message to logfile instead of stdout.
+	  -v, --verbose               Be more verbose.
+	----
+	$cmdName 0.1.0
+	Copyright (C) 2022 Rezart Qelibari, Astzweig GmbH & Co. KG
+	License EUPL-1.2. There is NO WARRANTY, to the extent permitted by law.
+	USAGE
+  print ${text}
+}
+
+if [[ "${ZSH_EVAL_CONTEXT}" == toplevel ]]; then
+  test -f "${ASTZWEIG_MACOS_SYSTEM_LIB}" || { echo 'This module requires macos-system library. Please run again with macos-system library provieded as a path in ASTZWEIG_MACOS_SYSTEM_LIB env variable.'; return 10 }
+  source "${ASTZWEIG_MACOS_SYSTEM_LIB}"
+  module_main $0 "$@"
+fi