diff --git a/sci-electronics/cocotb-bus/Manifest b/sci-electronics/cocotb-bus/Manifest
new file mode 100644
index 0000000000..582f9770dc
--- /dev/null
+++ b/sci-electronics/cocotb-bus/Manifest
@@ -0,0 +1 @@
+DIST cocotb-bus-0.2.1.tar.gz 28461 BLAKE2B 9e157a9cb6d39206ceb9db2f4f8aca5a2734f2d95a128929397dc26af3011d5e0a95bd82320b5150ab423adbaefcc0d49bc28e06a2a80a7615da745bc8eceae7 SHA512 d46c47ce626a78ba92c64d320a8603adae7414ee2f8ff51b53f3e359ad4fb04e205da4b9bd25a88d92de45d060eacd164136bb343a05d91db3d8e0827ec13c2f
diff --git a/sci-electronics/cocotb-bus/cocotb-bus-0.2.1.ebuild b/sci-electronics/cocotb-bus/cocotb-bus-0.2.1.ebuild
new file mode 100644
index 0000000000..cf8c36babc
--- /dev/null
+++ b/sci-electronics/cocotb-bus/cocotb-bus-0.2.1.ebuild
@@ -0,0 +1,26 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..13} )
+PYPI_NO_NORMALIZE=1
+DISTUTILS_USE_PEP517=setuptools
+inherit distutils-r1 pypi
+
+DESCRIPTION="Reusable testbenching tools and bus interfaces for cocotb"
+HOMEPAGE="https://github.com/cocotb/cocotb-bus"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64"
+
+# Tests requires nox and eda tools, can't work inside network sandbox
+RESTRICT=test
+
+RDEPEND="
+	sci-electronics/cocotb[${PYTHON_USEDEP}]
+	dev-python/scrapy[${PYTHON_USEDEP}]
+"
+
+DEPEND="${RDEPEND}"
diff --git a/sci-electronics/cocotb-bus/metadata.xml b/sci-electronics/cocotb-bus/metadata.xml
new file mode 100644
index 0000000000..235f6a5350
--- /dev/null
+++ b/sci-electronics/cocotb-bus/metadata.xml
@@ -0,0 +1,28 @@
+<?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">cocotb-bus</remote-id>
+		<remote-id type="github">cocotb/cocotb-bus</remote-id>
+		<maintainer>
+			<name>Cocotb Contributors</name>
+			<email>cocotb@lists.librecores.org</email>
+		</maintainer>
+		<bugs-to>https://github.com/cocotb/cocotb-bus/issues</bugs-to>
+	</upstream>
+	<longdescription lang="en">
+		cocotb-bus provides pre-packaged testbenching tools and reusable bus
+		interfaces for the cocotb project. It helps with verification of
+		digital designs by providing ready-to-use bus protocol implementations
+		and utilities to make testing hardware easier.
+	</longdescription>
+	<longdescription lang="zh">
+		cocotb-bus 为 cocotb 项目提供预打包的测试台工具和可重用的总线接口。
+		通过提供即用型总线协议实现和实用工具，它有助于数字设计的验证，使硬件
+		测试变得更加容易。
+	</longdescription>
+</pkgmetadata>