diff --git a/releng/org.eclipse.rse.build/build.rb b/releng/org.eclipse.rse.build/build.rb
new file mode 100644
index 00000000000..9a81b31c0f5
--- /dev/null
+++ b/releng/org.eclipse.rse.build/build.rb
@@ -0,0 +1,66 @@
+#!/usr/bin/ruby
+# Build script for Remote System Explorer
+# Author: Dave Dykstal, Kushal Munir
+# Prerequisites:
+# written in ruby
+# java and cvs have to be in the path
+
+require "ftools"
+
+def ask(question, default)
+	message = "#{question} (default is #{default}): " 
+	STDERR.print message
+	answer = readline().strip
+	answer = answer.empty? ? default : answer
+	return answer
+end
+
+# "eclipse" is the location of the basic PDE and plugins to compile against
+# This should include the org.eclipse.pde.build project
+eclipse	= "c:/work/targets/OpenRSE-1.0/eclipse" 
+
+# "builder" is the location of the custom build scripts customTargets.xml and build.properties
+# (i.e. the contents of org.eclipse.rse.build)
+builder	= "."
+
+# "working" is where the build is actually done, does not need to exist
+working = "c:/temp/build"
+
+# make these absolute paths
+eclipse = File.expand_path(eclipse)
+builder = File.expand_path(builder)
+working = File.expand_path(working)
+
+# Find the base build scripts: genericTargets.xml and build.xml
+candidates = Dir["#{eclipse}/plugins/org.eclipse.pde.build*"]
+if (candidates.size == 0) then 
+	raise("PDE Build was not found.")
+end
+if (candidates.size > 1) then
+	raise("Too many versions of PDE Build were found.")
+end
+baseBuilder = candidates[0]
+
+buildDirectory = "#{working}/build"
+packageDirectory = "#{working}/package"
+publishDirectory = "#{working}/publish"
+
+tag = ask("Enter tag to fetch from CVS", "HEAD")
+buildType = ask("Enter build type (P=Personal, N=Nightly, I=Integration, S=Stable)", "P")
+buildId = ask("Enter the build id", buildType + Time.now.strftime("%Y%m%d-%H%M"))
+
+command = "java -cp #{eclipse}/startup.jar org.eclipse.core.launcher.Main "
+command += "-application org.eclipse.ant.core.antRunner "
+command += "-buildfile #{baseBuilder}/scripts/build.xml "
+command += "-DbuildDirectory=#{buildDirectory} "
+command += "-DpackageDirectory=#{packageDirectory} "
+command += "-DpublishDirectory=#{publishDirectory} "
+command += "-Dbuilder=#{builder} "
+command += "-DbaseLocation=#{eclipse} "
+command += "-DbuildType=#{buildType} "
+command += "-DbuildId=#{buildId} "
+command += "-DmapVersionTag=#{tag} "
+
+puts(command)
+
+system(command)
\ No newline at end of file