diff --git a/deploy.sh b/deploy.sh
index 64b532e..1ab42b6 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -8,12 +8,34 @@ OUT_DIR="$ROOT_DIR/dist"
 mkdir -p "$OUT_DIR"
 
 APP_NAME="qr-scanner"
-OUT_EXE="$OUT_DIR/${APP_NAME}.exe"
+OUT_WIN_EXE="$OUT_DIR/${APP_NAME}.exe"
+OUT_MAC_AMD64="$OUT_DIR/${APP_NAME}-macos-amd64"
+OUT_MAC_ARM64="$OUT_DIR/${APP_NAME}-macos-arm64"
+OUT_LINUX_AMD64="$OUT_DIR/${APP_NAME}-linux-amd64"
+OUT_LINUX_ARM64="$OUT_DIR/${APP_NAME}-linux-arm64"
 
-echo "Building Windows exe -> $OUT_EXE"
+echo "Building Windows exe -> $OUT_WIN_EXE"
 
 CGO_ENABLED=0 GOOS=windows GOARCH=amd64 \
-  go build -trimpath -ldflags "-s -w" -o "$OUT_EXE" .
+  go build -trimpath -ldflags "-s -w" -o "$OUT_WIN_EXE" .
+
+echo "Building macOS (amd64) -> $OUT_MAC_AMD64"
+CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 \
+  go build -trimpath -ldflags "-s -w" -o "$OUT_MAC_AMD64" .
+
+echo "Building macOS (arm64) -> $OUT_MAC_ARM64"
+CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 \
+  go build -trimpath -ldflags "-s -w" -o "$OUT_MAC_ARM64" .
+
+echo "Building Linux (amd64) -> $OUT_LINUX_AMD64"
+CGO_ENABLED=0 GOOS=linux GOARCH=amd64 \
+  go build -trimpath -ldflags "-s -w" -o "$OUT_LINUX_AMD64" .
+
+echo "Building Linux (arm64) -> $OUT_LINUX_ARM64"
+CGO_ENABLED=0 GOOS=linux GOARCH=arm64 \
+  go build -trimpath -ldflags "-s -w" -o "$OUT_LINUX_ARM64" .
 
 echo "Done."
-echo "Run on Windows: double-click ${APP_NAME}.exe (auto opens http://localhost:8001/)"
+echo "Windows: double-click ${APP_NAME}.exe (auto opens http://localhost:8001/)"
+echo "macOS: chmod +x ${APP_NAME}-macos-* && ./${APP_NAME}-macos-arm64 (or amd64) (auto opens http://localhost:8001/)"
+echo "Linux: chmod +x ${APP_NAME}-linux-* && ./${APP_NAME}-linux-amd64 (or arm64) (auto opens http://localhost:8001/)"