diff --git a/pkgs/development/arduino/ino/default.nix b/pkgs/development/arduino/ino/default.nix
index 95afc8f708f..e77c2251b36 100644
--- a/pkgs/development/arduino/ino/default.nix
+++ b/pkgs/development/arduino/ino/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchurl {
     url = "http://pypi.python.org/packages/source/i/ino/${name}.tar.gz";
-    sha256 = "1v7z3da31cv212k28aci269qkg92p377fm7i76rymjjpjra7payv";
+    sha256 = "1j2qzcjp6r2an1v431whq9l47s81d5af6ni8j87gv294f53sl1ab";
   };
 
   # TODO: add avrgcclibc, it must be rebuild with C++ support
diff --git a/pkgs/development/libraries/libkolab/default.nix b/pkgs/development/libraries/libkolab/default.nix
new file mode 100644
index 00000000000..3475b22d26d
--- /dev/null
+++ b/pkgs/development/libraries/libkolab/default.nix
@@ -0,0 +1,25 @@
+{ stdenv, fetchurl,
+ cmake, qt4, clucene_core, librdf_redland, libiodbc
+, pkgconfig }:
+
+stdenv.mkDerivation rec {
+  name = "libkolab-0.4.2";
+
+  src = fetchurl {
+    url = "http://mirror.kolabsys.com/pub/releases/${name}.tar.gz";
+    sha256 = "1wdbg42s14p472dn35n6z638i6n64f6mjjxmjam1r54pzsdykks6";
+  };
+
+  # We disable the Java backend, since we do not need them and they make the closure size much bigger
+#  buildInputs = [ qt4 clucene_core librdf_redland libiodbc ];
+
+  nativeBuildInputs = [ cmake ];
+
+  meta = {
+    homepage = http://soprano.sourceforge.net/;
+    description = "An object-oriented C++/Qt4 framework for RDF data";
+    license = "LGPL";
+    maintainers = with stdenv.lib.maintainers; [ phreedo ];
+    inherit (qt4.meta) platforms;
+  };
+}
diff --git a/pkgs/development/libraries/libkolabxml/default.nix b/pkgs/development/libraries/libkolabxml/default.nix
new file mode 100644
index 00000000000..c0217abd786
--- /dev/null
+++ b/pkgs/development/libraries/libkolabxml/default.nix
@@ -0,0 +1,25 @@
+{ stdenv, fetchurl, boost, curl, cmake, xercesc, qt4
+#, qt4, clucene_core, librdf_redland, libiodbc
+, pkgconfig }:
+
+stdenv.mkDerivation rec {
+  name = "libkolabxml-0.8.4";
+
+  src = fetchurl {
+    url = "http://mirror.kolabsys.com/pub/releases/${name}.tar.gz";
+    sha256 = "08gdhimnrhizpbvddj7cyz4jwwxrx5a70vz29cy989qgym2vn72q";
+  };
+
+  buildInputs = [ boost curl xercesc ];
+#  buildInputs = [ qt4 clucene_core librdf_redland libiodbc ];
+
+  nativeBuildInputs = [ cmake ];
+
+  meta = {
+    homepage = http://soprano.sourceforge.net/;
+    description = "An object-oriented C++/Qt4 framework for RDF data";
+    license = "LGPL";
+    maintainers = with stdenv.lib.maintainers; [ phreedo ];
+    inherit (qt4.meta) platforms;
+  };
+}