diff --git a/lib/maintainers.nix b/lib/maintainers.nix
index 14a7de594aa2..5a49da4d6282 100644
--- a/lib/maintainers.nix
+++ b/lib/maintainers.nix
@@ -103,6 +103,7 @@
   flosse = "Markus Kohlhase <mail@markus-kohlhase.de>";
   fluffynukeit = "Daniel Austin <dan@fluffynukeit.com>";
   forkk = "Andrew Okin <forkk@forkk.net>";
+  fornever = "Friedrich von Never <friedrich@fornever.me>";
   fpletz = "Franz Pletz <fpletz@fnordicwalking.de>";
   fps = "Florian Paul Schmidt <mista.tapas@gmx.net>";
   fridh = "Frederik Rietdijk <fridh@fridh.nl>";
diff --git a/pkgs/shells/pash/default.nix b/pkgs/shells/pash/default.nix
new file mode 100644
index 000000000000..63669def0ab5
--- /dev/null
+++ b/pkgs/shells/pash/default.nix
@@ -0,0 +1,25 @@
+{ stdenv, fetchFromGitHub, buildDotnetPackage }:
+
+buildDotnetPackage rec {
+  baseName = "pash";
+  version = "git-2015-11-06";
+  
+  src = fetchFromGitHub {
+    owner = "Pash-Project";
+    repo = "Pash";
+    rev = "50695a28eaf6c8cbfdc8ecddd91923c64e07b618";
+    sha256 = "17hs1f6ayk9qyyh1xsydk46n6na7flh2kbd36dynk86bnda5d3bn";
+  };
+
+  preConfigure = "rm -rvf $src/Source/PashConsole/bin/*";
+
+  outputFiles = [ "Source/PashConsole/bin/Release/*" ];
+
+  meta = {
+    description = "An open source implementation of Windows PowerShell";
+    homepage = https://github.com/Pash-Project/Pash;
+    maintainers = stdenv.lib.maintainers.fornever;
+    platforms = with stdenv.lib.platforms; all;
+    license = with stdenv.lib.licenses; [ bsd3 gpl3 ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bb948b868a30..c650232493c4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3686,6 +3686,8 @@ let
 
   mksh = callPackage ../shells/mksh { };
 
+  pash = callPackage ../shells/pash { };
+
   tcsh = callPackage ../shells/tcsh { };
 
   rush = callPackage ../shells/rush { };