diff --git a/dev-python/trianglesolver/Manifest b/dev-python/trianglesolver/Manifest
new file mode 100644
index 0000000000..1e68e0e09c
--- /dev/null
+++ b/dev-python/trianglesolver/Manifest
@@ -0,0 +1 @@
+DIST trianglesolver-1.2.tar.gz 4718 BLAKE2B a248ab7e993dbe6cb435c56e37880554dbcd1b3be837fc52c4fab861f38db5d31552dadf4768493fd3c8d7712c3929e0f3a34114c11b76791b372d9662ec5a59 SHA512 c46c7fbf6dc844522a9a860239f28d29bb01613253209601003f0599d03f83f72289d7af289ecf155e4f5318602aac2b5e3ed9d344b7de9b6b1842fc56892e85
diff --git a/dev-python/trianglesolver/metadata.xml b/dev-python/trianglesolver/metadata.xml
new file mode 100644
index 0000000000..99e5ad2692
--- /dev/null
+++ b/dev-python/trianglesolver/metadata.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>vowstar@gmail.com</email>
+		<name>Huang Rui</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="pypi">trianglesolver</remote-id>
+	</upstream>
+	<longdescription lang="en">
+		trianglesolver is a simple Python library that attempts to solve triangles
+		given partial information about sides and angles. It uses the law of sines
+		and the law of cosines to compute missing values.
+	</longdescription>
+	<longdescription lang="zh">
+		trianglesolver是一个简单的Python库，用于根据三角形的部分边和角信息
+		来求解三角形。它使用正弦定律和余弦定律来计算缺失值。
+	</longdescription>
+</pkgmetadata>
diff --git a/dev-python/trianglesolver/trianglesolver-1.2.ebuild b/dev-python/trianglesolver/trianglesolver-1.2.ebuild
new file mode 100644
index 0000000000..ea0a6559f4
--- /dev/null
+++ b/dev-python/trianglesolver/trianglesolver-1.2.ebuild
@@ -0,0 +1,20 @@
+# Copyright 2025-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+DISTUTILS_USE_PEP517=setuptools
+inherit distutils-r1 pypi
+
+DESCRIPTION="Attempt to solve triangles given partial info about sides and angles"
+HOMEPAGE="https://pypi.org/project/trianglesolver/"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+
+python_test() {
+	"${EPYTHON}" -c "import trianglesolver; trianglesolver.run_lots_of_tests()" \
+		|| die "Tests failed with ${EPYTHON}"
+}