diff --git a/flake.nix b/flake.nix
index 0e80695..451b953 100755
--- a/flake.nix
+++ b/flake.nix
@@ -63,7 +63,11 @@ outputs = { self, nixpkgs, nixpkgs-unstable, agenix, home-manager, home-manager-
 			export PS1="$PS1(toast-configs)> "
 		'';
 	};
-
+	packages = {
+		x86_64-linux = with import nixpkgs-unstable { system = "x86_64-linux"; }; {
+			pseint = callPackage ./pkgs/pseint.nix {};
+		};
+	};
 	nixosConfigurations = {
 		Archie = nixpkgs-unstable.lib.nixosSystem {
 			system = "x86_64-linux";
diff --git a/pkgs/pseint.nix b/pkgs/pseint.nix
new file mode 100644
index 0000000..bb33842
--- /dev/null
+++ b/pkgs/pseint.nix
@@ -0,0 +1,50 @@
+{ stdenv
+, lib
+, fetchurl
+, wxGTK32
+, libX11
+, libglvnd
+, libGLU
+, gsettings-desktop-schemas
+, makeBinaryWrapper
+, wrapGAppsHook
+}:
+# Based on https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=pseint
+stdenv.mkDerivation rec {
+	pname = "pseint";
+	version = "20230517";
+
+	src = fetchurl {
+		url = "https://netactuate.dl.sourceforge.net/project/${pname}/${version}/${pname}-src-${version}.tgz";
+		hash = "sha256-8zc7CtDQ9RjXLAVQTigstPqdDJsR8ffBopxBFzVP+eI=";
+	};
+
+	enableParallelBuilding = true;
+
+	buildInputs = [ wxGTK32 libglvnd libGLU libX11 gsettings-desktop-schemas ];
+
+	nativeBuildInputs = [ makeBinaryWrapper wrapGAppsHook ];
+
+	# Build for linux
+	makeFlags = [ "ARCH=lnx" ];
+
+	installPhase = ''
+		runHook preInstall
+
+		mkdir -p $out/opt/${pname}/ $out/bin/
+		cp -rv bin/* $out/opt/${pname}/
+		makeBinaryWrapper $out/opt/${pname}/pseint $out/bin/pseint
+
+		runHook postInstall
+	'';
+
+	meta = with lib; {
+		description = "A tool for learning programming basis with a simple spanish pseudocode";
+		homepage = "https://pseint.sourceforge.net/";
+		downloadPage = "https://pseint.sourceforge.net/index.php?page=descargas.php";
+		changelog = "https://pseint.sourceforge.net/index.php?page=cambios.php";
+		# Website says GPLv2, so I'm assuming I need to use gpl2Only
+		license = lib.licenses.gpl2Only;
+		platforms = platforms.linux;
+	};
+}