diff --git a/nixos/modules/services/x11/desktop-managers/cde.nix b/nixos/modules/services/x11/desktop-managers/cde.nix
new file mode 100644
index 000000000000..c1b6d3bf064a
--- /dev/null
+++ b/nixos/modules/services/x11/desktop-managers/cde.nix
@@ -0,0 +1,55 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  xcfg = config.services.xserver;
+  cfg = xcfg.desktopManager.cde;
+in {
+  options.services.xserver.desktopManager.cde = {
+    enable = mkEnableOption "Common Desktop Environment";
+  };
+
+  config = mkIf (xcfg.enable && cfg.enable) {
+    services.rpcbind.enable = true;
+
+    services.xinetd.enable = true;
+    services.xinetd.services = [
+      {
+        name = "cmsd";
+        protocol = "udp";
+        user = "root";
+        server = "${pkgs.cdesktopenv}/opt/dt/bin/rpc.cmsd";
+        extraConfig = ''
+          type  = RPC UNLISTED
+          rpc_number  = 100068
+          rpc_version = 2-5
+          only_from   = 127.0.0.1/0
+        '';
+      }
+    ];
+
+    users.groups.mail = {};
+    security.wrappers = {
+      dtmail = {
+        source = "${pkgs.cdesktopenv}/bin/dtmail";
+        group = "mail";
+        setgid = true;
+      };
+    };
+
+    system.activationScripts.setup-cde = ''
+      mkdir -p /var/dt/{tmp,appconfig/appmanager}
+      chmod a+w+t /var/dt/{tmp,appconfig/appmanager}
+    '';
+
+    services.xserver.desktopManager.session = [
+    { name = "CDE";
+      start = ''
+        exec ${pkgs.cdesktopenv}/opt/dt/bin/Xsession
+      '';
+    }];
+  };
+
+  meta.maintainers = [ maintainers.gnidorah ];
+}
diff --git a/nixos/modules/services/x11/desktop-managers/default.nix b/nixos/modules/services/x11/desktop-managers/default.nix
index 671a959cdde1..631726f7b84f 100644
--- a/nixos/modules/services/x11/desktop-managers/default.nix
+++ b/nixos/modules/services/x11/desktop-managers/default.nix
@@ -20,7 +20,7 @@ in
   imports = [
     ./none.nix ./xterm.nix ./xfce.nix ./plasma5.nix ./lumina.nix
     ./lxqt.nix ./enlightenment.nix ./gnome3.nix ./kodi.nix ./maxx.nix
-    ./mate.nix ./pantheon.nix ./surf-display.nix
+    ./mate.nix ./pantheon.nix ./surf-display.nix ./cde.nix
   ];
 
   options = {
diff --git a/pkgs/desktops/cdesktopenv/default.nix b/pkgs/desktops/cdesktopenv/default.nix
new file mode 100644
index 000000000000..09d53cdd1c56
--- /dev/null
+++ b/pkgs/desktops/cdesktopenv/default.nix
@@ -0,0 +1,75 @@
+{ stdenv, fetchgit, xorgproto, libX11, bison, ksh, perl, gnum4
+, libXinerama, libXt, libXext, libtirpc, motif, libXft, xbitmaps
+, libjpeg, libXmu, libXdmcp, libXScrnSaver, symlinkJoin, bdftopcf
+, ncompress, mkfontdir, tcl, libXaw, gcc, glibcLocales, gawk
+, autoPatchelfHook, libredirect, makeWrapper, xset, xrdb, fakeroot }:
+
+let
+  x11ProjectRoot = symlinkJoin {
+    name = "x11ProjectRoot";
+    paths = [
+      bdftopcf mkfontdir
+      xset # fonts
+      xrdb # session load
+    ];
+  };
+in stdenv.mkDerivation rec {
+  version = "2019-11-30";
+  name = "cde-${version}";
+
+  src = fetchgit {
+    url = "https://git.code.sf.net/p/cdesktopenv/code";
+    rev = "5cebd7c4da1afea353a3baef250e31a4cf867bc5";
+    sha256 = "06wvnb3n8hn98kxvmrf6v3lyqp8bxpzl8wrixlw9jinmsivfs4b9";
+  };
+  setSourceRoot = ''export sourceRoot="$(echo */cde)"'';
+
+  buildInputs = [
+    libX11 libXinerama libXt libXext libtirpc motif libXft xbitmaps
+    libjpeg libXmu libXdmcp libXScrnSaver tcl libXaw ksh
+  ];
+  nativeBuildInputs = [
+    bison ncompress gawk autoPatchelfHook makeWrapper fakeroot
+  ];
+
+  makeFlags = [
+    "World"
+    "BOOTSTRAPCFLAGS=-I${xorgproto}/include/X11"
+    "IMAKECPP=cpp"
+    "LOCALE_ARCHIVE=${glibcLocales}/lib/locale/locale-archive"
+  ];
+
+  preBuild = ''
+    while IFS= read -r -d ''$'\0' i; do
+      substituteInPlace "$i" --replace /usr/dt $out/opt/dt
+    done < <(find "." -type f -exec grep -Iq /usr/dt {} \; -and -print0)
+
+    cat >> config/cf/site.def << EOF
+#define MakeFlagsToShellFlags(makeflags,shellcmd) set -e
+#define KornShell ${ksh}/bin/ksh
+#define PerlCmd ${perl}/bin/perl
+#define M4Cmd ${gnum4}/bin/m4
+#define X11ProjectRoot ${x11ProjectRoot}
+#define CppCmd ${gcc}/bin/cpp
+TIRPCINC = -I${libtirpc.dev}/include/tirpc
+EOF
+
+    patchShebangs .
+    unset AR
+  '';
+
+  installPhase = ''
+    fakeroot admin/IntegTools/dbTools/installCDE -s . -DontRunScripts
+
+    mkdir -p $out/bin
+    mv $out/opt/dt/bin/dtmail $out/bin
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Common Desktop Environment";
+    homepage = https://sourceforge.net/projects/cdesktopenv/;
+    license = licenses.lgpl2;
+    maintainers = [ maintainers.gnidorah ];
+    platforms = [ "i686-linux" "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 31bfa97e1f31..6e7c62aeb46a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -23339,6 +23339,8 @@ in
 
   ### DESKTOP ENVIRONMENTS
 
+  cdesktopenv = callPackage ../desktops/cdesktopenv { };
+
   cinnamon = recurseIntoAttrs (callPackage ../desktops/cinnamon { });
 
   deepin = recurseIntoAttrs (import ../desktops/deepin {