diff --git a/bin/bld.cmd b/bin/bld.cmd
index 3320b01d3..ef4be5b80 100644
--- a/bin/bld.cmd
+++ b/bin/bld.cmd
@@ -40,6 +40,15 @@ node .\tiddlywiki.js ^
 	--build favicon empty static index ^
 	|| exit 1
 
+rem dev/: developer material
+
+node .\tiddlywiki.js ^
+	.\editions\dev ^
+	--verbose ^
+	--output %TW5_BUILD_OUTPUT%\dev ^
+	--build index favicon static ^
+	|| exit 1
+
 rem upgrade.html: custom edition for handling upgrades
 
 node .\tiddlywiki.js ^
diff --git a/bin/bld.sh b/bin/bld.sh
index ee3b263f2..5c2db5d1b 100755
--- a/bin/bld.sh
+++ b/bin/bld.sh
@@ -41,6 +41,15 @@ node ./tiddlywiki.js \
 	--build favicon empty static index \
 	|| exit 1
 
+# dev/: developer material
+
+node ./tiddlywiki.js \
+	./editions/dev \
+	--verbose \
+	--output $TW5_BUILD_OUTPUT/dev \
+	--build index favicon static \
+	|| exit 1
+
 # upgrade.html: custom edition for handling upgrades
 
 node ./tiddlywiki.js \
diff --git a/bin/devbld.sh b/bin/devbld.sh
new file mode 100755
index 000000000..e3a50de5a
--- /dev/null
+++ b/bin/devbld.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# Build the dev wiki
+
+# Set up the build output directory
+
+if [  -z "$TW5_BUILD_OUTPUT" ]; then
+    TW5_BUILD_OUTPUT=../jermolene.github.com
+fi
+
+if [  ! -d "$TW5_BUILD_OUTPUT" ]; then
+    echo 'A valid TW5_BUILD_OUTPUT environment variable must be set'
+    exit 1
+fi
+
+echo "Using TW5_BUILD_OUTPUT as [$TW5_BUILD_OUTPUT]"
+
+# Make the CNAME file that GitHub Pages requires
+
+echo "tiddlywiki.com" > $TW5_BUILD_OUTPUT/CNAME
+
+# The tw5.com wiki
+#  index.html: the main file, including content
+
+node ./tiddlywiki.js \
+	./editions/dev \
+	--verbose \
+	--output $TW5_BUILD_OUTPUT/dev \
+	--build index favicon \
+	|| exit 1