diff --git a/dev-python/pipdeptree/Manifest b/dev-python/pipdeptree/Manifest
index 3d352634f0ced..2167512c2294e 100644
--- a/dev-python/pipdeptree/Manifest
+++ b/dev-python/pipdeptree/Manifest
@@ -1,3 +1,4 @@
 DIST pipdeptree-2.23.4.tar.gz 39945 BLAKE2B 6f1aaf4652b872a28712cf23fb06c26c9e36baf2c5c734b542d418d78081c19f567c730944fba33b43cf6ad612ecd54f37f625a81e88fc8bb68e3e56d76d9088 SHA512 3beeeceb11f842e5f337167b724354b43b01f972f83b0bac5168504483a079e15758206a8e141dc88e4810954630bff1b1cdec3e69aa2f981b9ec2896e40428d
 DIST pipdeptree-2.26.1.tar.gz 41024 BLAKE2B 93121352931669bb343f156673ebff6cf3f7601da34f027aeaa3764f676a578ed1c5360e1a281c18ce07f870f20f594694cec0da1be8f836568400c9861c0b8a SHA512 3cb0aa2a3d07a03aa62c0da9ff0d39496e4afe4f9216c2445c36d34b1f05f5bea5030e04d89aa27f5f41cb65092ded4d949a863bc2f223f1fbbe5fdcf379af62
 DIST pipdeptree-2.27.0.tar.gz 42423 BLAKE2B 1e6593bab1f0e61acbf7f0dd5b168f0afa5cf6c0bd1b49bbe92ec24d37c8051bef4a2a13944369a03a778099af78ac4a9b201c360aeb441f195c68d0126cfdc3 SHA512 4f7c5aeea24baa6a6031b456918897c17abd71ea46d661e54f21774ad90b70beb3fba50f44611e44beeadf1d9cddbc41fd0adea16a4da172a70bb3322876c297
+DIST pipdeptree-2.28.0.tar.gz 42583 BLAKE2B 2a71de5c0d0ab61866a8ffe3ee83623108a48d52a8a86c0a569600b7d3aa9dd9f99dd1faa1cc71f01f97004f4f0f6609cb25b5e265648388120def1eec1e4884 SHA512 04de6e097df3ec255e0b3ed7bc3ba3d717d3c0fb16bf2818713a332d918fe47154f0ace7ee706f6283b06d6ad41e8e8c6a24d65cefa49fda20323f22b8b43be9
diff --git a/dev-python/pipdeptree/pipdeptree-2.28.0.ebuild b/dev-python/pipdeptree/pipdeptree-2.28.0.ebuild
new file mode 100644
index 0000000000000..85e1def3741dd
--- /dev/null
+++ b/dev-python/pipdeptree/pipdeptree-2.28.0.ebuild
@@ -0,0 +1,57 @@
+# Copyright 2022-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=hatchling
+PYTHON_COMPAT=( pypy3_11 python3_{11..13} )
+
+inherit distutils-r1 pypi optfeature
+
+DESCRIPTION="Utility for displaying installed packages in a dependency tree"
+HOMEPAGE="
+	https://github.com/tox-dev/pipdeptree/
+	https://pypi.org/project/pipdeptree/
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~riscv"
+
+RDEPEND="
+	>=dev-python/packaging-23.1[${PYTHON_USEDEP}]
+	>=dev-python/pip-23.1.2[${PYTHON_USEDEP}]
+"
+BDEPEND="
+	dev-python/hatch-vcs[${PYTHON_USEDEP}]
+	test? (
+		dev-python/graphviz[${PYTHON_USEDEP}]
+		<dev-python/virtualenv-21[${PYTHON_USEDEP}]
+		>=dev-python/virtualenv-20.31.1[${PYTHON_USEDEP}]
+	)
+"
+
+EPYTEST_PLUGINS=( pytest-{mock,rerunfailures} )
+EPYTEST_XDIST=1
+distutils_enable_tests pytest
+
+src_prepare() {
+	distutils-r1_src_prepare
+
+	# upstream lower bounds are meaningless
+	sed -i -e 's:>=[0-9.]*,\?::' pyproject.toml || die
+
+	find -name '*.py' -exec \
+		sed -i -e 's:pip[.]_vendor[.]::' {} + || die
+}
+
+python_test() {
+	# tests can fail if other packages are being merged simultaneously
+	epytest --reruns=5
+}
+
+pkg_postinst() {
+	optfeature \
+		"visualising the dependency graph with --graph-output" \
+		dev-python/graphviz
+}