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

index fc18b18eb08f43cfd490a0cb050fe998974367e0..0deb9378a14dfc71e5f90a3a9e4ada5eb9b076ac 100644

--- a/pkgs/default.nix

+++ b/pkgs/default.nix

@@ -189,6 +189,7 @@ vt2geojson = callPackage ./geospatial/vt2geojson { };

 ### GNSS

• gpstk = callPackage ./gnss/gpstk { };

 rtklib = callPackage ./gnss/rtklib { };

 visualgps = libsForQt5.callPackage ./gnss/visualgps { };

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

new file mode 100644

index 0000000000000000000000000000000000000000..24b6124671d67826f8a6ee7a4db091b2a95da9d5

--- /dev/null

+++ b/pkgs/gnss/gpstk/default.nix

@@ -0,0 +1,25 @@

+{ lib, stdenv, fetchFromGitHub, cmake }:

+stdenv.mkDerivation rec {

• pname = "gpstk";

• version = "8.0.0";

• src = fetchFromGitHub {

• owner = "SGL-UT";

• repo = "GPSTk";

• rev = "v${version}";

• hash = "sha256-kauRkx7KjVFdjl3JPiCxeuuVGVJ69e87RZQhepRrsWY=";

• };

• nativeBuildInputs = [ cmake ];

• cmakeFlags = [ "-DBUILD_EXT=ON" ];

• meta = with lib; {

• description = "Toolkit for developing GPS applications";

• inherit (src.meta) homepage;

• license = licenses.lgpl3Plus;

• maintainers = [ maintainers.sikmir ];

• platforms = platforms.unix;

• };

+}