diff --git a/local/bin/luma-both-to-png b/local/bin/luma-both-to-png
new file mode 100755
index 0000000..a6274f8
--- /dev/null
+++ b/local/bin/luma-both-to-png
@@ -0,0 +1,3 @@
+#!/bin/zsh
+date=${1%_*.bmp}
+magick ${date}_top.bmp ${date}_bot.bmp -alpha set -gravity Center -background 'rgba(0,0,0,0)' -append ${date}.png
diff --git a/local/bin/luma-to-png b/local/bin/luma-to-png
new file mode 100755
index 0000000..674fce1
--- /dev/null
+++ b/local/bin/luma-to-png
@@ -0,0 +1,2 @@
+#!/bin/zsh
+magick $f -alpha set -fill 'rgba(0,0,0,0)' -draw 'color 0,0 point' $f:r.png