diff --git a/Scripts/appcast.erb b/Scripts/appcast.erb
new file mode 100644
index 000000000..9087a2135
--- /dev/null
+++ b/Scripts/appcast.erb
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:sparkle="http://www.andymatuschak.org/xml-namespaces/sparkle">
+    <channel>
+        <title>Cog Nightlies</title>
+        <link>http://cogosx.sf.net/appcast.xml</link>
+        <description>Cog nightly builds.</description>
+        <language>en</language>
+<% entries.slice(0..5).each do |entry| %>
+        <item>
+            <title>Cog r<%= entry['revision'] %></title>
+            <description><%= entry['changelog'] %></description>
+            <pubDate><%= entry['date'] %></pubDate>
+            <enclosure url="http://cogosx.sf.net/<%= entry['filename'] %>" length="<%= entry['filesize'] %>" type="application/octet-stream"/>
+        </item>
+<% end %>
+    </channel>
+</rss>
diff --git a/Scripts/build_cog.sh b/Scripts/build_cog.sh
new file mode 100755
index 000000000..14548ce3b
--- /dev/null
+++ b/Scripts/build_cog.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+./Scripts/build_dependencies.sh
+
+xcodebuild -alltargets -configuration Release
+
diff --git a/Scripts/build_nightly.rb b/Scripts/build_nightly.rb
new file mode 100755
index 000000000..06124bc13
--- /dev/null
+++ b/Scripts/build_nightly.rb
@@ -0,0 +1,72 @@
+#!/sw/bin/ruby
+
+require 'yaml'
+require 'erb'
+include ERB::Util
+
+yaml_file = 'Scripts/nightlies.yaml'
+
+#Load yaml and get the current revision
+if File.exists?(yaml_file)
+	entries = YAML::load(File.open(yaml_file))
+	local_revision = entries[0]['revision'].to_i()
+else
+	entries = []
+	local_revision = 0
+end
+
+#Update to the latest revision
+latest_revision = %x[svn update | tail -n 1].gsub(/[^\d]+/, '').to_i()
+
+if local_revision < latest_revision
+	#Get the changelog
+	changelog = %x[svn log -r #{latest_revision}:#{local_revision+1}]
+
+	#Remove the previous build directories
+	%x[find . -type d -name build -print0 | xargs -0 rm -r ]
+
+	#Build Cog!
+	%x[./Scripts/build_cog.sh].each_line do |line|
+		if line.match(/\*\* BUILD FAILED \*\*/)
+			exit
+		end
+	end
+
+	filename = "Cog-r#{latest_revision}.tbz2"
+
+	#Zip the app!
+	%x[tar cjf build/Release/#{filename} build/Release/Cog.app]
+
+	filesize = File.size("build/Release/#{filename}")
+
+	#Update yaml
+	entry = {
+		'revision' => latest_revision,
+		'changelog' => changelog,
+		'filename' => filename,
+		'filesize' => filesize,
+		'date' => Time.now().strftime("%a, %d %b %Y %H:%M:%S %Z") #RFC 822
+	}
+
+	#Send the new build to the server
+	%x[scp build/Release/#{filename} vince@vspader.com:~/public_html/]
+
+	entries.insert(0, entry)
+	File.open(yaml_file, 'w') do |output|
+		output << entries.to_yaml()
+	end
+
+	#Build the appcast from the template!
+	appcast = ERB.new(File.open('Scripts/appcast.erb'), 0, '<>')
+
+	File.open('Scripts/appcast.xml', 'w') do |output|
+		output <<  appcast.result()
+	end
+
+	#Send the updated appcast to the server
+	%x[scp Scripts/appcast.xml vince@vspader.com:~/public_html/]
+end
+
+
+
+