diff --git a/games-util/nsz/Manifest b/games-util/nsz/Manifest
new file mode 100644
index 0000000000..3f00836715
--- /dev/null
+++ b/games-util/nsz/Manifest
@@ -0,0 +1 @@
+DIST nsz-5.0.0.tar.gz 1136651 BLAKE2B 439854941069b11848afd17ec0c2c8ea47461622c3393c393d251290fe32d910dee1101dff8d7a2538567e7e700088830045c10f0ae08becb4cf14c515b1e435 SHA512 6ef968eb4859d8e3305dd1edc77aa99959b972db0848519ae20d7e7ee76fc02f621c89501c2a77f7f03f54f6873f8aecd80a0179e5e036e46ee63c6f5a96f0d5
diff --git a/games-util/nsz/files/nsz-5.0.0-override-the-location-of-the-app-config.patch b/games-util/nsz/files/nsz-5.0.0-override-the-location-of-the-app-config.patch
new file mode 100644
index 0000000000..9fcd7b099c
--- /dev/null
+++ b/games-util/nsz/files/nsz-5.0.0-override-the-location-of-the-app-config.patch
@@ -0,0 +1,32 @@
+From: Pavel Sobolev <contact@paveloom.dev>
+Subject: [PATCH] Override the location of the app config
+
+Signed-off-by: Pavel Sobolev <contact@paveloom.dev>
+
+--- a/nsz/gui/NSZ_GUI.py
++++ b/nsz/gui/NSZ_GUI.py
+@@ -19,6 +19,8 @@ import sys
+ import subprocess
+ import ctypes
+ 
++import os
++
+ def apply_dpi_scaling(config):
+     enable = int(config.get("DPI", "dpi_enable"))
+     auto = int(config.get("DPI", "dpi_auto"))
+@@ -118,6 +120,15 @@ def launchGui():
+ class GUI(App):
+     rootWidget = None
+ 
++    def get_application_config(self):
++        xdg = os.environ.get("XDG_CONFIG_HOME")
++        if xdg:
++            cfg_dir = Path(xdg) / "nsz"
++        else:
++            cfg_dir = Path.home() / ".config" / "nsz"
++        cfg_dir.mkdir(parents=True, exist_ok=True)
++        cfg_file = cfg_dir / '%(appname)s.ini'
++        return super(GUI, self).get_application_config(cfg_file)
+     def run(self):
+         patchKivyOpenGlExtensionDecode()
+         LabelBase.register(DEFAULT_FONT, getGuiPath("fonts/MPLUS1p-Medium.ttf"))
diff --git a/games-util/nsz/metadata.xml b/games-util/nsz/metadata.xml
new file mode 100644
index 0000000000..c1479047dc
--- /dev/null
+++ b/games-util/nsz/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person">
+    <name>Pavel Sobolev</name>
+    <email>contact@paveloom.dev</email>
+  </maintainer>
+  <upstream>
+    <bugs-to>https://github.com/nicoboss/nsz/issues</bugs-to>
+    <remote-id type="github">nicoboss/nsz</remote-id>
+  </upstream>
+</pkgmetadata>
diff --git a/games-util/nsz/nsz-5.0.0.ebuild b/games-util/nsz/nsz-5.0.0.ebuild
new file mode 100644
index 0000000000..6f5a220009
--- /dev/null
+++ b/games-util/nsz/nsz-5.0.0.ebuild
@@ -0,0 +1,32 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{12..15} )
+
+inherit distutils-r1 optfeature
+
+DESCRIPTION="Homebrew compatible NSP/XCI compressor/decompressor"
+HOMEPAGE="https://github.com/nicoboss/nsz"
+SRC_URI="https://github.com/nicoboss/nsz/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+RESTRICT="test"
+
+RDEPEND="
+	dev-python/enlighten[${PYTHON_USEDEP}]
+	dev-python/pycryptodome[${PYTHON_USEDEP}]
+	dev-python/zstandard[${PYTHON_USEDEP}]
+"
+
+PATCHES=(
+	"${FILESDIR}/nsz-5.0.0-override-the-location-of-the-app-config.patch"
+)
+
+pkg_postinst() {
+	optfeature "GUI" dev-python/kivy
+}