diff --git a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix
new file mode 100644
index 00000000000..1baf57a94cf
--- /dev/null
+++ b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix
@@ -0,0 +1,77 @@
+{stdenv, fetchurl, unzip, makeWrapper, python, jdk}:
+
+stdenv.mkDerivation {
+  name = "mobilesdk-3.4.0.GA";
+  src = if (stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux") then fetchurl {
+    url = http://builds.appcelerator.com/mobile/3.4.0/mobilesdk-3.4.0.GA-linux.zip;
+    sha1 = "c281a3a3f3af35adc95fc00dcd525b84516c2083";
+  }
+  else if stdenv.system == "x86_64-darwin" then fetchurl {
+    url = http://builds.appcelerator.com/mobile/3.4.0/mobilesdk-3.4.0.GA-osx.zip;
+    sha1 = "2f10426462e5f8e487be83c8038f2934d5079f0d";
+  }
+  else throw "Platform: ${stdenv.system} not supported!";
+  
+  buildInputs = [ unzip makeWrapper ];
+  
+  buildCommand = ''
+    mkdir -p $out
+    cd $out
+    yes y | unzip $src
+    
+    # Fix shebang header for python scripts
+    
+    find . -name \*.py | while read i
+    do
+        sed -i -e "s|#!/usr/bin/env python|#!${python}/bin/python|" $i
+    done
+   
+    # Rename ugly version number
+    cd mobilesdk/*
+    cd 3.4.0.GA
+    
+    # Zip files do not support timestamps lower than 1980. We have to apply a few work-arounds to cope with that
+    # Yes, I know it's nasty :-)
+    
+    cd android
+    
+    sed -i -f ${./fixtiverify.sed} builder.py
+    sed -i -f ${./fixtiprofiler.sed} builder.py
+    sed -i -f ${./fixso.sed} builder.py
+    sed -i -f ${./fixnativelibs.sed} builder.py
+    
+    # Patch some executables
+    
+    ${if stdenv.system == "i686-linux" then
+      ''
+        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
+      ''
+      else if stdenv.system == "x86_64-linux" then
+      ''
+        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
+      ''
+      else ""}
+    
+    # Wrap builder script
+    
+    mv builder.py .builder.py
+    cat > builder.py <<EOF
+    #!${python}/bin/python
+    
+    import os, sys
+    
+    os.environ['PYTHONPATH'] = '$(echo ${python.modules.sqlite3}/lib/python*/site-packages)'
+    os.environ['JAVA_HOME'] = '${if stdenv.system == "x86_64-darwin" then jdk else "${jdk}/lib/openjdk"}'
+    
+    os.execv('$(pwd)/.builder.py', sys.argv)
+    EOF
+    
+    chmod +x builder.py
+    
+  '' + stdenv.lib.optionalString (stdenv.system == "x86_64-darwin") ''
+    # 'ditto' utility is needed to copy stuff to the Xcode organizer. Dirty, but this allows it to work.
+    sed -i -e "s|ditto|/usr/bin/ditto|g" $out/mobilesdk/osx/*/iphone/builder.py
+    
+    sed -i -e "s|--xcode|--xcode '+process.env['NIX_TITANIUM_WORKAROUND']+'|" $out/mobilesdk/osx/*/iphone/cli/commands/_build.js
+  '';
+}