diff --git a/projects/linux-minetest-kit-get-master.sh b/projects/linux-minetest-kit-get-master.sh
new file mode 100755
index 0000000..1042770
--- /dev/null
+++ b/projects/linux-minetest-kit-get-master.sh
@@ -0,0 +1,178 @@
+#!/bin/bash
+WHY_FORCE=""
+if [ "x$FORCE_LMK_UPDATE" = "x" ]; then
+    FORCE_LMK_UPDATE=false
+elif "x$FORCE_LMK_UPDATE" = "xtrue" ]; then
+    WHY_FORCE="FORCE_LMK_UPDATE=true"
+fi
+if [ "x$1" = "x--force" ]; then
+    FORCE_LMK_UPDATE=true
+    WHY_FORCE="--force"
+fi
+
+if [ "x$LOCAL_MASTER" = "x" ]; then
+    LOCAL_MASTER="$HOME/src/minetest.org-master"
+fi
+echo "LOCAL_MASTER=\"$LOCAL_MASTER\""
+
+mkdir -p "$LOCAL_MASTER"
+code=$?
+if [ $code -ne 0 ]; then exit $code; fi
+
+cd "$LOCAL_MASTER"
+code=$?
+if [ $code -ne 0 ]; then exit $code; fi
+
+DO_UPDATE_ZIP=true
+DO_EXTRACT=true
+TRY_VERSION="`date '+%y%m%d'`"
+EXISTING_VERSION=""
+EXISTING_NAME="linux-minetest-kit"
+GOT_NAME="linux-minetest-kit"
+GOT_VERSION=""
+TRY_NAME="linux-minetest-kit-$TRY_VERSION"
+printf "* checking for '$TRY_NAME' or '$EXISTING_NAME'..."
+
+FOUND=false
+# Wipe out the linux-minetest-kit/ first if do_update so it is ready to use:
+if [ -d "$EXISTING_NAME" ]; then
+    FOUND=true
+    if [ ! -f "$EXISTING_NAME/release.txt" ]; then
+        echo "Error: '`realpath $EXISTING_NAME`' doesn't contain release.txt."
+        exit 1
+    fi
+    EXISTING_VERSION="`cat $EXISTING_NAME/release.txt`"
+    if [ "x$FORCE_LMK_UPDATE" != "true" ]; then
+        echo "Warning: using existing '`realpath $EXISTING_NAME`'. Specify --force to replace it with the remote version."
+        OLD_EXISTING_NAME="$EXISTING_NAME"
+        EXISTING_NAME="linux-minetest-kit-$EXISTING_VERSION"
+        if [ -d "$EXISTING_NAME" ]; then
+            echo "Error: '`realpath $EXISTING_NAME`' already exists and conflicts with the new '`realpath linux-minetest-kit`' which is the same version so you can remove the new linux-minetest-kit."
+            exit 1
+        fi
+        printf "mv '$OLD_EXISTING_NAME' '$EXISTING_NAME'..."
+        mv '$OLD_EXISTING_NAME' '$EXISTING_NAME'
+        code=$?
+        if [ $code -ne 0 ]; then
+            echo "FAILED"
+            exit $code;
+        else
+            echo "OK"
+        fi
+        echo "'`realpath $EXISTING_NAME`' is ready to use."
+        DO_EXTRACT=false
+    else
+        echo "removing $EXISTING_NAME ($WHY_FORCE)."
+        rm -Rf "$EXISTING_NAME"
+    fi
+fi
+
+if [ -d "$TRY_NAME" ]; then
+    FOUND=true
+    if [ "x$FORCE_LMK_UPDATE" != "true" ]; then
+        DO_UPDATE_ZIP=false
+        EXISTING_NAME="$TRY_NAME"
+        EXISTING_VERSION="$TRY_VERSION"
+        echo "Warning: using existing '`realpath $TRY_NAME`'. Specify --force to replace it with the remote version."
+        DO_EXTRACT=false
+        echo "'`realpath $TRY_NAME`' is ready to use."
+    # else true, so check for it later if version matches.
+    else
+        echo "Found `realpath $TRY_NAME` (will be replaced if same version as remote due to $WHY_FORCE)"
+    fi
+fi
+
+if [ "$FOUND" != "true" ]; then
+    echo "no."
+fi
+
+
+if [ "x$DO_UPDATE_ZIP" = "xtrue" ]; then
+    printf "* checking for linux-minetest-kit.zip..."
+    if [ -f "linux-minetest-kit.zip" ]; then
+        if [ "x$FORCE_LMK_UPDATE" != "true" ]; then
+            echo "Warning: using existing '`realpath linux-minetest-kit.zip`'. Specify --force to update it."
+            DO_UPDATE_ZIP=false
+        else
+            printf "updating..."
+        fi
+    else
+        printf "downloading (this may take a while)..."
+    fi
+fi
+
+if [ "x$DO_UPDATE_ZIP" = "xtrue" ]; then
+    rsync -t minetest.io:/opt/minebest/assemble/prod/linux-minetest-kit.zip ./
+    code=$?
+    if [ $code -ne 0 ]; then
+        echo "FAILED"
+        exit $code
+    else
+        echo "OK"
+    fi
+fi
+
+if [ "x$DO_EXTRACT" = "xtrue" ]; then
+    if [ -d "linux-minetest-kit" ]; then
+        echo "Error: $WHY_FORCE extracting but linux-minetest-kit still exists"
+        exit 1
+    fi
+    printf "* extracting linux-minetest-kit in `pwd`..."
+    unzip linux-minetest-kit.zip
+    code=$?
+    if [ $code -ne 0 ]; then
+        echo "FAILED"
+        exit $code
+    else
+        echo "OK"
+    fi
+    if [ ! -d "linux-minetest-kit" ]; then
+        echo "Error: The structure of the archive is unknown. It extracted ok but didn't produce linux-minetest-kit/ in '`pwd`'"
+        exit 1
+    fi
+    if [ ! -f "linux-minetest-kit/release.txt" ]; then
+        echo "Error: The structure of the archive is unknown. It extracted ok but '`realpath linux-minetest-kit`' doesn't contain a release.txt file."
+        exit 1
+    fi
+    GOT_VERSION="`cat linux-minetest-kit/release.txt`"
+    if [ -z "$GOT_VERSION" ]; then
+        echo "Error: The structure of the archive is unknown. It extracted ok but '`realpath linux-minetest-kit/release.txt`' is blank."
+        exit 1
+    fi
+    echo "* extracted version=$GOT_VERSION"
+    GOT_NAME="linux-minetest-kit-$GOT_VERSION"
+    if [ -d "$GOT_NAME" ]; then
+        if [ "x$FORCE_LMK_UPDATE" != "true" ]; then
+            echo "Warning: using existing '`realpath $GOT_NAME`'. Specify --force (or delete it and re-run this script normally) to replace it with the remote version."
+            echo "'`realpath $GOT_NAME`' is ready to use."
+        else
+            echo "* merging (and moving) '`realpath linux-minetest-kit`' into '`realpath $GOT_NAME`'..."
+            rsync -rtv --delete --remove-source-files linux-minetest-kit/ "$GOT_NAME"
+            code=$?
+            if [ $code -ne 0 ]; then
+                echo "FAILED"
+                exit $code
+            else
+                echo "OK"
+            fi
+            if [ -d "linux-minetest-kit" ]; then
+                rm -Rf linux-minetest-kit
+                code=$?
+                if [ $code -ne 0 ]; then
+                    echo "Warning: 'rm -Rf linux-minetest-kit' failed in '`pwd`'. Remove the incomplete copy manually."
+                fi
+            fi
+            echo "'`realpath $GOT_NAME`' is ready to use."
+        fi
+    else
+        mv linux-minetest-kit "$GOT_NAME"
+        code=$?
+        printf "* mv 'linux-minetest-kit' '`realpath $GOT_NAME`'..."
+        if [ $code -ne 0 ]; then exit $code; fi
+        echo "'`realpath $GOT_NAME`' is ready to use."
+    fi
+fi
+
+
+
+echo Done