diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b29963a41fe1..feca045ebe17 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16148,6 +16148,8 @@ with pkgs;
     inherit (python27Packages) cheetah;
   };
 
+  worldengine-cli = python3Packages.worldengine;
+
   wpsoffice = callPackage ../applications/office/wpsoffice {};
 
   wrapFirefox = callPackage ../applications/networking/browsers/firefox/wrapper.nix { };
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index ec6483972683..92457ae67aba 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1627,6 +1627,23 @@ in {
     };
   };
 
+  noise = buildPythonPackage rec {
+    name = "noise-${version}";
+    version = "1.2.2";
+
+    src = pkgs.fetchurl {
+      url = "mirror://pypi/n/noise/${name}.tar.gz";
+      sha256 = "0rcv40dcshqpchwkdlhsv3n68h9swm9fh4d1cgzr2hsp6rs7k8jp";
+    };
+
+    meta = with stdenv.lib; {
+      homepage = "https://github.com/caseman/noise";
+      description = "Native-code and shader implementations of Perlin noise";
+      license = licenses.mit;
+      platforms = platforms.all;
+    };
+  };
+
   awscli = buildPythonPackage rec {
     name = "awscli-${version}";
     version = "1.11.75";
@@ -21265,6 +21282,38 @@ in {
     };
   };
 
+  pyplatec = buildPythonPackage rec {
+    name = "PyPlatec-${version}";
+    version = "1.4.0";
+
+    src = pkgs.fetchurl {
+      url = "mirror://pypi/P/PyPlatec/${name}.tar.gz";
+      sha256 = "0kqx33flcrrlipccmqs78d14pj5749bp85b6k5fgaq2c7yzz02jg";
+    };
+
+    meta = {
+      description = "Library to simulate plate tectonics with Python bindings";
+      homepage    = https://github.com/Mindwerks/plate-tectonics;
+      license     = licenses.lgpl3;
+    };
+  };
+
+  purepng = buildPythonPackage rec {
+    name = "purepng-${version}";
+    version = "0.2.0";
+
+    src = pkgs.fetchurl {
+      url = "mirror://pypi/p/purepng/${name}.tar.gz";
+      sha256 = "1kcl7a6d7d59360fbz2jwfk6ha6pmqgn396962p4s62j893d2r0d";
+    };
+
+    meta = {
+      description = "Pure Python library for PNG image encoding/decoding";
+      homepage    = https://github.com/scondo/purepng;
+      license     = licenses.mit;
+    };
+  };
+
   pymaging = buildPythonPackage rec {
     name = "pymaging-unstable-2016-11-16";
 
@@ -28274,6 +28323,54 @@ EOF
     };
   };
 
+  worldengine = buildPythonPackage rec {
+    name = "worldengine-${version}";
+    version = "0.19.0";
+
+    src = pkgs.fetchFromGitHub {
+      owner = "Mindwerks";
+      repo = "worldengine";
+      rev = "v${version}";
+      sha256 = "1xrckb0dn2841gvp32n18gib14bpi77hmjw3r9jiyhg402iip7ry";
+    };
+
+    src-data = pkgs.fetchFromGitHub {
+      owner = "Mindwerks";
+      repo = "worldengine-data";
+      rev = "029051e";
+      sha256 = "06xbf8gj3ljgr11v1n8jbs2q8pdf9wz53xdgkhpm8hdnjahgdxdm";
+    };
+
+    postUnpack = ''
+      ln -s ${src-data} worldengine-data
+    '';
+
+    buildInputs = with self; [ nose ];
+    propagatedBuildInputs = with self; [ noise numpy pyplatec protobuf3_2 purepng argparse h5py gdal ];
+
+    prePatch = ''
+      substituteInPlace setup.py \
+        --replace pypng>=0.0.18 purepng \
+        --replace 'numpy>=1.9.2, <= 1.10.0.post2' 'numpy' \
+        --replace 'argparse==1.2.1' 'argparse' \
+        --replace 'protobuf==3.0.0a3' 'protobuf' \
+        --replace 'noise==1.2.2' 'noise' \
+        --replace 'PyPlatec==1.4.0' 'PyPlatec' \
+    '';
+
+    doCheck = true;
+    postCheck = ''
+      nosetests tests
+    '';
+
+    meta = {
+      homepage = http://world-engine.org;
+      description = "World generator using simulation of plates, rain shadow, erosion, etc";
+      platforms = platforms.all;
+      maintainers = with maintainers; [ rardiol ];
+    };
+  };
+
   carbon = buildPythonPackage rec {
     name = "carbon-${version}";
     version = graphiteVersion;