diff --git a/build/build-portable.sh b/build/build-portable.sh
new file mode 100755
index 00000000..3278ae0b
--- /dev/null
+++ b/build/build-portable.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+type cmake >/dev/null 2>&1 || { echo >&2 "Can't find cmake."; exit 1; }
+
+BUILD_DIR="`uname`-`uname -m`-portable"
+mkdir "$BUILD_DIR"
+cd "$BUILD_DIR"
+
+cmake -G "Unix Makefiles" -DUseInternalPNG=OFF -DUseInternalJPEG=OFF -DUseInternalZLIB=OFF -DUseInternalMiniZip=OFF -DCMAKE_BUILD_TYPE=Release ../..
+
+make