diff --git a/build.sh b/build.sh
index b2f057f..3bbaf7a 100644
--- a/build.sh
+++ b/build.sh
@@ -1,4 +1,48 @@
-export GOOS="darwin"
-go build -o ./dist/recorder ./recorder/cmd
-go build -o ./dist/player ./player/cmd
-go build -o ./dist/proxy ./proxy/cmd
\ No newline at end of file
+#!/bin/bash
+sum="sha1sum"
+
+# VERSION=`date -u +%Y%m%d`
+VERSION="v1.0"
+LDFLAGS="-X main.VERSION=$VERSION -s -w"
+GCFLAGS=""
+
+if ! hash sha1sum 2>/dev/null; then
+	if ! hash shasum 2>/dev/null; then
+		echo "I can't see 'sha1sum' or 'shasum'"
+		echo "Please install one of them!"
+		exit
+	fi
+	sum="shasum"
+fi
+
+UPX=false
+if hash upx 2>/dev/null; then
+	UPX=true
+fi
+
+
+
+
+
+OSES=(linux darwin windows freebsd)
+ARCHS=(amd64 386)
+for os in ${OSES[@]}; do
+	for arch in ${ARCHS[@]}; do
+		suffix=""
+		if [ "$os" == "windows" ]
+		then
+			suffix=".exe"
+		fi
+
+		env CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -ldflags "$LDFLAGS" -gcflags "$GCFLAGS" -o ./dist/${os}_${arch}/recorder${suffix} ./recorder/cmd
+		env CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -ldflags "$LDFLAGS" -gcflags "$GCFLAGS" -o ./dist/${os}_${arch}/player${suffix} ./player/cmd
+		env CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -ldflags "$LDFLAGS" -gcflags "$GCFLAGS" -o ./dist/${os}_${arch}/proxy${suffix} ./proxy/cmd
+	
+    	if $UPX; then upx -9 client_${os}_${arch}${suffix} server_${os}_${arch}${suffix};fi
+		# tar -zcf ./dist/vncproxy-${os}-${arch}-$VERSION.tar.gz ./dist/${os}_${arch}/proxy${suffix} ./dist/${os}_${arch}/player${suffix} ./dist/${os}_${arch}/recorder${suffix}
+        cd dist/${os}_${arch}/
+        zip -D -q -r ../vncproxy-${os}-${arch}-$VERSION.zip proxy${suffix} player${suffix} recorder${suffix}
+        cd ../..
+    	$sum ./dist/vncproxy-${os}-${arch}-$VERSION.zip
+	done
+done