diff --git a/TwUI/0.5.2/TwUI.podspec b/TwUI/0.5.2/TwUI.podspec
new file mode 100644
index 00000000..1ffcc5d9
--- /dev/null
+++ b/TwUI/0.5.2/TwUI.podspec
@@ -0,0 +1,31 @@
+Pod::Spec.new do |s|
+  s.name           = "TwUI"
+  s.version        = "0.5.2"
+  s.summary        = "A UI framework for Mac based on Core Animation."
+  s.description    = "TwUI is a hardware accelerated UI framework for Mac, inspired by UIKit. It enables:\n"\
+                     "- GPU accelerated rendering backed by CoreAnimation.\n"\
+                     "- Simple model/view/controller development familiar to iOS developers."
+  s.homepage       = "https://github.com/github/twui"
+  s.author         = { "Twitter, Inc." => "opensource@twitter.com",
+                       "GitHub, Inc." => "support@github.com" }
+  s.license        = { :type => 'Apache License, Version 2.0' }
+  s.source         = { :git => "https://github.com/github/twui.git", :tag => s.version.to_s }
+
+  s.platform       = :osx, '10.6'
+  s.requires_arc   = true
+  s.frameworks     = 'ApplicationServices', 'QuartzCore', 'Cocoa'
+
+  s.subspec 'Support' do |ss|
+    ss.source_files = 'lib/Support'
+  end
+
+  s.subspec 'UIKit' do |ss|
+    ss.source_files = FileList['lib/UIKit/*.{h,m}'].exclude(/NSColor\+TUIExtensions/, /TUIAccessibilityElement/)
+    ss.dependency 'TwUI/Support'
+
+    ss.subspec 'NSColorExtensions' do |sss|
+      sss.source_files = 'lib/UIKit/NSColor+TUIExtensions.{h,m}'
+      sss.requires_arc = false
+    end
+  end
+end