diff --git a/anbox_preparecheck.sh b/anbox_preparecheck.sh
new file mode 100644
index 0000000..1d475f4
--- /dev/null
+++ b/anbox_preparecheck.sh
@@ -0,0 +1,64 @@
+#!/bin/sh
+
+# This script checks availability of different Android source code sub-projects
+# for a user-determined Android version (BASEVER) using a pre-defined Android
+# platform manifest file as basis (XMLURL).
+#
+# Goal of this script is to automate detection of these sub-projects
+# to help generating a valid Android platform manifest file for AOSP source code
+# compilation.
+
+BASEURL="https://android.googlesource.com/"
+BASEVER="android-10.0.0_r41"
+
+XMLURL="https://fjordtek.com/git/Fincer/anbox-platform_manifests/raw/branch/anbox/default.xml"
+
+SUBURLS=()
+NOK_SUBURLS=()
+NOK_SUBURLS_VERSIONINFO=()
+
+echo "
+Target version: ${BASEVER}
+Reference Android manifest: ${XMLURL}
+"
+
+for subUrl in $(curl -s ${XMLURL} | grep -oP '(?<=name=").*?(?=")' | tr '\n' ' '); do
+  SUBURLS+=(${subUrl})
+done
+
+for subUrl in ${SUBURLS[@]}; do
+  ANDROID_VERSIONS=$(curl -s ${BASEURL}${subUrl} | grep -oP '(?<=refs/tags/).*?(?=")' | tr '\n' ' ')
+
+  match=0
+
+  if [[ ${#ANDROID_VERSIONS[@]} != 0 ]]; then
+
+    for av in ${ANDROID_VERSIONS[@]}; do
+      if [[ ${av} == ${BASEVER} ]]; then
+        match=1
+        echo -e "OK\t${subUrl}"
+        break 1
+      fi
+    done
+    if [[ ${match} == 0 ]]; then
+      NOK_SUBURLS+=(${subUrl})
+    fi
+  else
+    NOK_SUBURLS_VERSIONINFO+=(${subUrl}})
+  fi
+
+done
+
+echo -e "\n"
+
+if [[ ${#NOK_SUBURLS[@]} != 0 ]] || [[ ${#NOK_SUBURLS_VERSIONINFO[@]} != 0 ]]; then
+  echo -e "You may need to look for replacements or delete these ones from the provided manifest:\n"
+fi
+
+if [[ ${#NOK_SUBURLS[@]} != 0 ]]; then
+  echo -e "NOK sub urls are:\n$(for i in ${NOK_SUBURLS[@]}; do echo -e ${i}; done)\n"
+fi
+
+if [[ ${#NOK_SUBURLS_VERSIONINFO[@]} != 0 ]]; then
+  echo -e "Couldn't get Android versions for urls:\n$(for i in ${NOK_SUBURLS_VERSIONINFO[@]}; do echo -e ${i}; done)\n"
+fi