diff --git a/pkgs/default.nix b/pkgs/default.nix

index f26545c349d6bc13bad85d0fe33a8fd0ac5a83b9..c7103ea2ee53897486ae1cab3f083befe12c33f7 100644

--- a/pkgs/default.nix

+++ b/pkgs/default.nix

@@ -361,6 +361,9 @@ nanodns = callPackage ./misc/nanodns { };

 nmtree = callPackage ./misc/nmtree { };

 objlab = callPackage ./misc/objlab { };

 ocelotgui = libsForQt5.callPackage ./misc/ocelotgui { };

• opcua-stack = callPackage ./misc/opcua-stack {

•  openssl = pkgs.openssl_1_1;
  

• };

 playonmac = callPackage ./misc/playonmac { };

 plotjuggler = libsForQt5.callPackage ./misc/plotjuggler { };

 pnoise = callPackage ./misc/pnoise { };

diff --git a/pkgs/misc/opcua-stack/default.nix b/pkgs/misc/opcua-stack/default.nix

new file mode 100644

index 0000000000000000000000000000000000000000..27e3b626a1a14ddc5c528976c89a5f316006e986

--- /dev/null

+++ b/pkgs/misc/opcua-stack/default.nix

@@ -0,0 +1,27 @@

+{ lib, stdenv, fetchFromGitHub, cmake, boost, openssl }:

+stdenv.mkDerivation rec {

• pname = "opcua-stack";

• version = "3.8.1";

• src = fetchFromGitHub {

• owner = "ASNeG";

• repo = "OpcUaStack";

• rev = version;

• hash = "sha256-czpuuT9DeZaYo2Q8Y/vW1kAsIiFhRDSKwVBUcFgb9iQ=";

• };

• sourceRoot = "${src.name}/src";

• nativeBuildInputs = [ cmake ];

• buildInputs = [ boost openssl ];

• meta = with lib; {

• description = "Open Source OPC UA Application Server and OPC UA Client/Server C++ Libraries";

• homepage = "https://asneg.github.io/projects/opcuastack";

• license = licenses.asl20;

• maintainers = [ maintainers.sikmir ];

• platforms = platforms.unix;

• };

+}