2 files changed, 7 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 827f0bd..756862b 100644
--- a/Makefile
+++ b/Makefile
@@ -35,6 +35,7 @@ SCRIPTS =       addressgrep \
                 xedit-filter \
                 xkboptions \
                 xplumb \
+                xprop-active-window-id \
                 xwallpaper-random-notify
 
 install:
diff --git a/xprop-active-window-id b/xprop-active-window-id
new file mode 100755
index 0000000..97cf60f
--- /dev/null
+++ b/xprop-active-window-id
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Get the ID of the current active window (hexadecimal)
+# Requires: xprop
+
+xprop -root | grep _NET_ACTIVE_WINDOW | head -1 | sed 's/.* //'