diff --git a/optional/install-go.cmd b/optional/install-go.cmd
new file mode 100644
index 0000000..ca8042c
--- /dev/null
+++ b/optional/install-go.cmd
@@ -0,0 +1,23 @@
+@echo off
+call check-for-admin
+if %ERRORLEVEL% neq 0 exit /b
+
+set SCRIPTS=..\scripts
+set SOFTWARE=..\software
+set MSI=go-setup.msi
+
+if NOT EXIST %SOFTWARE%\%MSI% (
+  echo ERROR: %SOFTWARE%\%MSI% not found!
+  exit /b
+)
+
+echo ####### %0 #######
+
+cd %SOFTWARE%
+@echo on
+msiexec /i %MSI% /passive
+@echo off
+cd %OPT%
+
+echo ####### %0 #######
+
diff --git a/optional/install-python.cmd b/optional/install-python.cmd
new file mode 100644
index 0000000..5271fa8
--- /dev/null
+++ b/optional/install-python.cmd
@@ -0,0 +1,23 @@
+@echo off
+call check-for-admin
+if %ERRORLEVEL% neq 0 exit /b
+
+set OPT=..\optional
+set SOFTWARE=..\software
+set EXE=python3-setup.exe
+
+if NOT EXIST %SOFTWARE%\%EXE% (
+  echo ERROR: %SOFTWARE%\%EXE% not found!
+  exit /b
+)
+
+echo ####### %0 #######
+
+cd %SOFTWARE%
+@echo on
+%EXE% InstallAllUsers=1 PrependPath=0 /passive
+@echo off
+cd %OPT%
+
+echo ####### %0 #######
+
diff --git a/optional/install-vlc.cmd b/optional/install-vlc.cmd
new file mode 100644
index 0000000..ebad3c5
--- /dev/null
+++ b/optional/install-vlc.cmd
@@ -0,0 +1,30 @@
+@echo off
+call check-for-admin
+if %ERRORLEVEL% neq 0 exit /b
+
+set OPT=..\optional
+set SOFTWARE=..\software
+set EXE=vlc-setup.exe
+
+if NOT EXIST %SOFTWARE%\%EXE% (
+  echo ERROR: %SOFTWARE%\%EXE% not found!
+  exit /b
+)
+
+echo ####### %0 #######
+
+echo installing ...
+cd %SOFTWARE%
+@echo on
+%EXE% /L=1033 /S
+@echo off
+cd %OPT%
+
+echo removing Desktop link ...
+del /F "%PUBLIC%\Desktop\VLC media player.lnk" 2>nul
+
+rem refresh desktop (W10 style)
+ie4uinit.exe -show
+
+echo ####### %0 #######
+