diff --git a/SP/make-macosx_xcode10.sh b/SP/make-macosx_xcode10.sh
new file mode 100755
index 000000000..06f1c8dd7
--- /dev/null
+++ b/SP/make-macosx_xcode10.sh
@@ -0,0 +1,183 @@
+#!/bin/sh
+#
+
+# Lets make the user give us a target build system
+
+if [ $# -ne 1 ]; then
+	echo "Usage:   $0 target_architecture"
+	echo "Example: $0 x86"
+	echo "The other valid option is x86_64"
+	echo
+	echo "If you don't know or care about architectures please consider using make-macosx-ub.sh instead of this script."
+	exit 1
+fi
+
+if [ "$1" == "x86" ]; then
+	BUILDARCH=x86
+	ARCH=i386
+elif [ "$1" == "x86_64" ]; then
+	BUILDARCH=x86_64
+	ARCH=x86_64
+else
+	echo "Invalid architecture: $1"
+	echo "Valid architectures are x86, x86_64"
+	exit 1
+fi
+
+CC=clang
+CXX=clang++
+APPBUNDLE=iowolfsp.app
+BINARY=iowolfsp.${ARCH}
+PKGINFO=APPLIOTCW
+ICNS=misc/iortcw.icns
+DESTDIR=build/release-darwin-${BUILDARCH}
+BASEDIR=main
+
+BIN_OBJ="
+	build/release-darwin-${BUILDARCH}/iowolfsp.${BUILDARCH}
+"
+BASE_OBJ="
+	build/release-darwin-${BUILDARCH}/$BASEDIR/cgame.sp.${ARCH}.dylib
+	build/release-darwin-${BUILDARCH}/$BASEDIR/ui.sp.${ARCH}.dylib
+	build/release-darwin-${BUILDARCH}/$BASEDIR/qagame.sp.${ARCH}.dylib
+"
+RENDER_OBJ="
+	build/release-darwin-${BUILDARCH}/renderer_sp_opengl1_${ARCH}.dylib
+	build/release-darwin-${BUILDARCH}/renderer_sp_rend2_${ARCH}.dylib
+"
+
+cd `dirname $0`
+if [ ! -f Makefile ]; then
+	echo "This script must be run from the iowolfsp build directory"
+	exit 1
+fi
+
+Q3_VERSION=`grep '^VERSION=' Makefile | sed -e 's/.*=\(.*\)/\1/'`
+
+# We only care if we're >= 10.4, not if we're specifically Tiger.
+# "8" is the Darwin major kernel version.
+unset TIGERHOST
+
+TIGERHOST=`uname -r |perl -w -p -e 's/\A(\d+)\..*\Z/$1/; $_ = (($_ >= 19) ? "1" : "0");'`
+
+unset XCVERSION
+
+XCVERSION=$(XCODE_VERSION_MAJOR)
+
+unset ARCH_CFLAGS
+
+if [ "$XCVERSION" == "1100" ]; then
+	ARCH_CFLAGS="-arch ${ARCH} -mmacosx-version-min=10.9 -DMAC_OS_X_VERSION_MIN_REQUIRED=1090"
+elif [ "$XCVERSION" == "1000" ];
+	ARCH_CFLAGS="-arch ${ARCH} -mmacosx-version-min=10.9 -DMAC_OS_X_VERSION_MIN_REQUIRED=1090"
+else
+	ARCH_CFLAGS="-arch ${ARCH}"
+fi
+
+if [ ! -d $DESTDIR ]; then
+	mkdir -p $DESTDIR
+fi
+
+# For parallel make on multicore boxes...
+NCPU=`sysctl -n hw.ncpu`
+
+
+# intel client and server
+if [ -d build/release-darwin-${BUILDARCH} ]; then
+	rm -r build/release-darwin-${BUILDARCH}
+fi
+(CC=${CC} CXX=${CXX} ARCH=${BUILDARCH} CFLAGS=$ARCH_CFLAGS make -j$NCPU) || exit 1;
+
+echo "Creating .app bundle $DESTDIR/$APPBUNDLE"
+if [ ! -d $DESTDIR/$APPBUNDLE/Contents/MacOS/$BASEDIR ]; then
+	mkdir -p $DESTDIR/$APPBUNDLE/Contents/MacOS/$BASEDIR || exit 1;
+fi
+if [ ! -d $DESTDIR/$APPBUNDLE/Contents/Resources ]; then
+	mkdir -p $DESTDIR/$APPBUNDLE/Contents/Resources
+fi
+cp $ICNS $DESTDIR/$APPBUNDLE/Contents/Resources/iortcw.icns || exit 1;
+echo $PKGINFO > $DESTDIR/$APPBUNDLE/Contents/PkgInfo
+if [ "$TIGERHOST" == "1" ]; then
+	echo "
+	<?xml version=\"1.0\" encoding=\"UTF-8\"?>
+	<!DOCTYPE plist
+		PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\"
+		\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">
+	<plist version=\"1.0\">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleExecutable</key>
+		<string>$BINARY</string>
+		<key>CFBundleGetInfoString</key>
+		<string>iowolfsp $Q3_VERSION</string>
+		<key>CFBundleIconFile</key>
+		<string>iortcw.icns</string>
+		<key>CFBundleIdentifier</key>
+		<string>org.ioquake.iortcw</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundleName</key>
+		<string>iowolfsp</string>
+		<key>CFBundlePackageType</key>
+		<string>APPL</string>
+		<key>CFBundleShortVersionString</key>
+		<string>$Q3_VERSION</string>
+		<key>CFBundleSignature</key>
+		<string>$PKGINFO</string>
+		<key>CFBundleVersion</key>
+		<string>$Q3_VERSION</string>
+		<key>NSExtensions</key>
+		<dict/>
+		<key>NSPrincipalClass</key>
+		<string>NSApplication</string>
+		<false/>
+	</dict>
+	</plist>
+	" > $DESTDIR/$APPBUNDLE/Contents/Info.plist
+else
+	echo "
+        <?xml version=\"1.0\" encoding=\"UTF-8\"?>
+        <!DOCTYPE plist
+                PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\"
+                \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">
+        <plist version=\"1.0\">
+        <dict>
+                <key>CFBundleDevelopmentRegion</key>
+                <string>English</string>
+                <key>CFBundleExecutable</key>
+                <string>$BINARY</string>
+                <key>CFBundleGetInfoString</key>
+                <string>iowolfsp $Q3_VERSION</string>
+                <key>CFBundleIconFile</key>
+                <string>iortcw.icns</string>
+                <key>CFBundleIdentifier</key>
+                <string>org.ioquake.iortcw</string>
+                <key>CFBundleInfoDictionaryVersion</key>
+                <string>6.0</string>
+                <key>CFBundleName</key>
+                <string>iowolfsp</string>
+                <key>CFBundlePackageType</key>
+                <string>APPL</string>
+                <key>CFBundleShortVersionString</key>
+                <string>$Q3_VERSION</string>
+                <key>CFBundleSignature</key>
+                <string>$PKGINFO</string>
+                <key>CFBundleVersion</key>
+                <string>$Q3_VERSION</string>
+                <key>NSExtensions</key>
+                <dict/>
+                <key>NSPrincipalClass</key>
+                <string>NSApplication</string>
+                <key>NSHighResolutionCapable</key>
+                <false/>
+        </dict>
+        </plist>
+        " > $DESTDIR/$APPBUNDLE/Contents/Info.plist
+fi
+
+cp $BIN_OBJ $DESTDIR/$APPBUNDLE/Contents/MacOS/$BINARY
+cp $RENDER_OBJ $DESTDIR/$APPBUNDLE/Contents/MacOS/
+cp $BASE_OBJ $DESTDIR/$APPBUNDLE/Contents/MacOS/$BASEDIR/
+cp code/libs/macosx/*.dylib $DESTDIR/$APPBUNDLE/Contents/MacOS/
+cp code/libs/macosx/*.dylib $DESTDIR