diff --git a/pkgs/applications/audio/ingen/default.nix b/pkgs/applications/audio/ingen/default.nix
new file mode 100644
index 00000000000..73138cc269d
--- /dev/null
+++ b/pkgs/applications/audio/ingen/default.nix
@@ -0,0 +1,33 @@
+{ stdenv, fetchsvn, boost, ganv, glibmm, gtk, gtkmm, jackaudio, lilv
+, lv2, pkgconfig, python, raul, serd, sord, sratom, suil
+}:
+
+stdenv.mkDerivation  rec {
+  name = "ingen-svn-${rev}";
+  rev = "5317";
+
+  src = fetchsvn {
+    url = "http://svn.drobilla.net/lad/trunk/ingen";
+    rev = rev;
+    sha256 = "0zm3wbv9qsingjyr95nwin3khmnf3wq3fz2xa6p420dpcy6qnl4x";
+  };
+
+  buildInputs = [
+    boost ganv glibmm gtk gtkmm jackaudio lilv lv2 pkgconfig python
+    raul serd sord sratom suil
+  ];
+
+  configurePhase = "python waf configure --prefix=$out";
+
+  buildPhase = "python waf";
+
+  installPhase = "python waf install";
+
+  meta = with stdenv.lib; {
+    description = "A modular audio processing system using JACK and LV2 or LADSPA plugins";
+    homepage = http://drobilla.net/software/ingen;
+    license = licenses.gpl3;
+    maintainers = [ maintainers.goibhniu ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/development/libraries/audio/raul/default.nix b/pkgs/development/libraries/audio/raul/default.nix
new file mode 100644
index 00000000000..aad3656cde8
--- /dev/null
+++ b/pkgs/development/libraries/audio/raul/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, fetchsvn, boost, gtk, pkgconfig, python }:
+
+stdenv.mkDerivation rec {
+  name = "raul-svn-${rev}";
+  rev = "5205";
+
+  src = fetchsvn {
+    url = "http://svn.drobilla.net/lad/trunk/raul";
+    rev = rev;
+    sha256 = "1rkl7vxhwf6d0qfl2ymfd1qwmh9cl1xv6kkz893xg0blpvzcdmp3";
+  };
+
+  buildInputs = [ boost gtk pkgconfig python ];
+
+  configurePhase = "python waf configure --prefix=$out";
+
+  buildPhase = "python waf";
+
+  installPhase = "python waf install";
+
+  meta = with stdenv.lib; {
+    description = "A C++ utility library primarily aimed at audio/musical applications";
+    homepage = http://drobilla.net/software/raul;
+    license = licenses.gpl3;
+    maintainers = [ maintainers.goibhniu ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/development/libraries/ganv/default.nix b/pkgs/development/libraries/ganv/default.nix
new file mode 100644
index 00000000000..40e0388d749
--- /dev/null
+++ b/pkgs/development/libraries/ganv/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, fetchsvn, graphviz, gtk, gtkmm, pkgconfig, python }:
+
+stdenv.mkDerivation rec {
+  name = "ganv-svn-${rev}";
+  rev = "5318";
+
+  src = fetchsvn {
+    url = "http://svn.drobilla.net/lad/trunk/ganv";
+    rev = rev;
+    sha256 = "0wi87ks2xjma979d9hy82wmlm06g4sr0pm3b1n3zv27y52wrf7fl";
+  };
+
+  buildInputs = [ graphviz gtk gtkmm pkgconfig python ];
+
+  configurePhase = "python waf configure --prefix=$out";
+
+  buildPhase = "python waf";
+
+  installPhase = "python waf install";
+
+  meta = with stdenv.lib; {
+    description = "An interactive Gtk canvas widget for graph-based interfaces";
+    homepage = http://drobilla.net;
+    license = licenses.gpl3;
+    maintainers = [ maintainers.goibhniu ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index fc00e047da5..bc3d0ecb0e1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4184,6 +4184,8 @@ let
 
   gamin = callPackage ../development/libraries/gamin { };
 
+  ganv = callPackage ../development/libraries/ganv { };
+
   gav = callPackage ../games/gav { };
 
   gsb = callPackage ../games/gsb { };
@@ -5541,6 +5543,8 @@ let
 
   rabbitmq-c = callPackage ../development/libraries/rabbitmq-c {};
 
+  raul = callPackage ../development/libraries/audio/raul { };
+
   readline = readline6;
 
   readline4 = callPackage ../development/libraries/readline/readline4.nix { };
@@ -9482,6 +9486,8 @@ let
 
   icbm3d = callPackage ../games/icbm3d { };
 
+  ingen = callPackage ../applications/audio/ingen { };
+
   instead = callPackage ../games/instead {
     lua = lua5;
   };