diff --git a/dev-python/testfixtures/Manifest b/dev-python/testfixtures/Manifest
index 8c3f30c4719f..89261a4f63cc 100644
--- a/dev-python/testfixtures/Manifest
+++ b/dev-python/testfixtures/Manifest
@@ -1,2 +1,3 @@
+DIST testfixtures-10.0.0.tar.gz 147464 BLAKE2B 9bd52f612441d4cb44ef35174155cfe10b02a7f243c418957969e1d65075af20e9fd4aba4aa92786924e0620c710cb51bb210382ca7c83e8c8e3bece924d8c51 SHA512 64585315fb9a05957f262f9da289256d3155d41ced026388f7d8efc0c42052bfb24dbb1573609d2909321d62e5fc833e2fce6623615661ed8689147746ef2d70
 DIST testfixtures-9.1.0.tar.gz 88605 BLAKE2B 0ff23f49f24b5bf94cce28b828ffb0f6549f74a4a969c8c65a3abfde44c9903a1d9680b051438b1e3771332e6801f35f7d066de1b7ae8615372583a04a8663c3 SHA512 f1f16be2fb21475e4852f6a1e80eb53d3a702c4748f3bb5abb9dd955020ba0bc823ee910bfec87bd93a4aaa94bd20eff6f061af668219f916b8bb4771ec8f103
 DIST testfixtures-9.2.0.tar.gz 90563 BLAKE2B 3debb106323ba167e818c3ca29028d0729d6be3a82b18120c79855a946ba0c1718c9161b67c735680aa9fd9288fda1b7b6b695bf04947dbcc552e4e69ab5bae8 SHA512 ba678629b3fc68b56b283ee9073f251179fe9d8f15ea75ccefce57389e14b33a9172a3a9a46f78e47fbc327bdf49d5d36850393298c6cc0602d7812e7b8715c9
diff --git a/dev-python/testfixtures/testfixtures-10.0.0.ebuild b/dev-python/testfixtures/testfixtures-10.0.0.ebuild
new file mode 100644
index 000000000000..c8922e751f02
--- /dev/null
+++ b/dev-python/testfixtures/testfixtures-10.0.0.ebuild
@@ -0,0 +1,51 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{11..13} )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="A collection of helpers and mock objects for unit tests and doc tests"
+HOMEPAGE="
+	https://pypi.org/project/testfixtures/
+	https://github.com/Simplistix/testfixtures/
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x86-linux"
+
+BDEPEND="
+	test? (
+		$(python_gen_impl_dep sqlite)
+		dev-python/django[${PYTHON_USEDEP}]
+		>=dev-python/sybil-6[${PYTHON_USEDEP}]
+		>=dev-python/twisted-18[${PYTHON_USEDEP}]
+		sys-libs/timezone-data
+	)
+"
+
+EPYTEST_PLUGINS=( pytest-django )
+distutils_enable_tests pytest
+
+python_test() {
+	local -x PYTHONPATH="."
+	local -x DJANGO_SETTINGS_MODULE=testfixtures.tests.test_django.settings
+
+	local EPYTEST_DESELECT=(
+		# TODO
+		testfixtures/tests/test_shouldwarn.py::ShouldWarnTests::test_filter_missing
+		testfixtures/tests/test_shouldwarn.py::ShouldWarnTests::test_filter_present
+	)
+	local EPYTEST_IGNORE=()
+	if ! has_version "dev-python/twisted[${PYTHON_USEDEP}]"; then
+		EPYTEST_IGNORE+=(
+			testfixtures/tests/test_twisted.py
+		)
+	fi
+
+	epytest
+}