diff --git a/waf-tools/sparkle.py b/waf-tools/sparkle.py
new file mode 100644
index 0000000..67cf6d9
--- /dev/null
+++ b/waf-tools/sparkle.py
@@ -0,0 +1,49 @@
+#! /usr/bin/env python
+# encoding: utf-8
+
+from waflib import Logs
+from waflib.Configure import conf
+
+@conf
+def check_sparkle_base (self, *k, **kw):
+  self.check_cxx (framework_name="Sparkle", header_name=["Foundation/Foundation.h", "AppKit/AppKit.h"],
+                  uselib_store='OSX_SPARKLE', define_name='HAVE_SPARKLE',
+                  compile_filename='test.mm', use="OSX_FOUNDATION OSX_APPKIT",
+                  *k,
+                  **kw
+                  )
+
+@conf
+def check_sparkle (self, *k, **kw):
+    try:
+        self.check_sparkle_base (*k, **kw)
+    except:
+        try:
+            # Try local path
+            # Logs.info ("Check local version of Sparkle framework")
+            self.check_sparkle_base (cxxflags="-F%s/osx/Frameworks/" % self.path.abspath(),
+                                     linkflags="-F%s/osx/Frameworks/" % self.path.abspath())
+        except:
+            import urllib, subprocess, os, shutil
+            if not os.path.exists('osx/Frameworks/Sparkle.framework'):
+                # Download to local path and retry
+                Logs.info ("Sparkle framework not found, trying to download it to 'build/'")
+
+                urllib.urlretrieve ("http://sparkle.andymatuschak.org/files/Sparkle%201.5b6.zip", "build/Sparkle.zip")
+                if os.path.exists('build/Sparkle.zip'):
+                    try:
+                        subprocess.check_call (['unzip', '-qq', 'build/Sparkle.zip', '-d', 'build/Sparkle'])
+                        os.remove ("build/Sparkle.zip")
+                        if not os.path.exists("osx/Frameworks"):
+                            os.mkdir ("osx/Frameworks")
+                        os.rename ("build/Sparkle/Sparkle.framework", "osx/Frameworks/Sparkle.framework")
+                        shutil.rmtree("build/Sparkle", ignore_errors=True)
+
+                        self.check_sparkle_base (cxxflags="-F%s/osx/Frameworks/" % self.path.abspath(),
+                                                 linkflags="-F%s/osx/Frameworks/" % self.path.abspath())
+                    except subprocess.CalledProcessError as e:
+                        self.fatal("Cannot find Sparkle framework. Auto download failed: '%s' returned %s" % (' '.join(e.cmd), e.returncode))
+                    except:
+                        self.fatal("Unknown Error happened when auto downloading Sparkle framework")
+def configure(conf):
+    conf.check_sparkle ()