diff --git a/dev-ruby/stream/Manifest b/dev-ruby/stream/Manifest
new file mode 100644
index 0000000000000..13ccabf2a4783
--- /dev/null
+++ b/dev-ruby/stream/Manifest
@@ -0,0 +1 @@
+DIST stream-0.5.5.tar.gz 11828 BLAKE2B daba14d60c8978fbd7dd57eb9bc61362634ab414b2c8a88065251acbcc65beec1aa11db5f65fd09e37d0fe6abb904f4dbdcb6a1a9b58cf8c757cb90359d377c6 SHA512 bf9f48201b70f30caa9b9c4240254ff78e6e4dd760475ec23fe95d77e42cfa41b6bb43a19c2469ec8554bee8b6aafd84a3c830651b26b9602b53cdec57d976b1
diff --git a/dev-ruby/stream/metadata.xml b/dev-ruby/stream/metadata.xml
new file mode 100644
index 0000000000000..d0db85479c409
--- /dev/null
+++ b/dev-ruby/stream/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="project">
+    <email>ruby@gentoo.org</email>
+    <name>Gentoo Ruby Project</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="github">monora/stream</remote-id>
+  </upstream>
+</pkgmetadata>
diff --git a/dev-ruby/stream/stream-0.5.5.ebuild b/dev-ruby/stream/stream-0.5.5.ebuild
new file mode 100644
index 0000000000000..8b443a3dbcc17
--- /dev/null
+++ b/dev-ruby/stream/stream-0.5.5.ebuild
@@ -0,0 +1,21 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+USE_RUBY="ruby30 ruby31 ruby32"
+
+RUBY_FAKEGEM_EXTRADOC="README.rdoc"
+RUBY_FAKEGEM_GEMSPEC="stream.gemspec"
+
+inherit ruby-fakegem
+
+DESCRIPTION="Module Stream defines an interface for external iterators"
+HOMEPAGE="https://github.com/monora/stream"
+SRC_URI="https://github.com/monora/stream/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD-2"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE=""
+
+ruby_add_bdepend "dev-ruby/bundler dev-ruby/yard test? ( dev-ruby/test-unit )"