diff --git a/pkgs/applications/radio/flex-ncat/default.nix b/pkgs/applications/radio/flex-ncat/default.nix
new file mode 100644
index 000000000000..360769a44dda
--- /dev/null
+++ b/pkgs/applications/radio/flex-ncat/default.nix
@@ -0,0 +1,22 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "flex-ncat";
+  version = "0.0-20210420.0";
+
+  src = fetchFromGitHub {
+    owner = "kc2g-flex-tools";
+    repo = "nCAT";
+    rev = "v${version}";
+    sha256 = "0wrdmlp9rrr4n0g9pj0j20ddskllyr59dr3p5fm9z0avkncn3a0m";
+  };
+
+  vendorSha256 = "0npzhvpyaxvfaivycnscvh45lp0ycdg9xrlfm8vhfr835yj2adiv";
+
+  meta = with lib; {
+    homepage = "https://github.com/kc2g-flex-tools/nCAT";
+    description = "FlexRadio remote control (CAT) via hamlib/rigctl protocol";
+    license = licenses.mit;
+    maintainers = with maintainers; [ mvs ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 7c8cbec08a9e..34ffd1800bd4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -24669,6 +24669,8 @@ with pkgs;
 
   flameshot = libsForQt5.callPackage ../tools/misc/flameshot { };
 
+  flex-ncat = callPackage ../applications/radio/flex-ncat { };
+
   fluxbox = callPackage ../applications/window-managers/fluxbox { };
 
   fme = callPackage ../applications/misc/fme {