diff --git a/dev-ruby/io-event/Manifest b/dev-ruby/io-event/Manifest
new file mode 100644
index 0000000000000..082d5fee6a192
--- /dev/null
+++ b/dev-ruby/io-event/Manifest
@@ -0,0 +1 @@
+DIST io-event-1.0.9.tar.gz 31984 BLAKE2B 543c460cde5ac269607e4d7ec54962879141d40d9592433a55d53e89b2a43bce4f161c1e4b21322a9b3fe60d5ab77e35692a19f899b9210d06fbcf185bca83de SHA512 d2b5903e68425bb23a7a9b861e76b2d125b9cf53f81ca0120ded010559ca26f3af002b5da28092245e00e8d9b81e94bdda72b2ea607cfae27a1e48e3f1a39130
diff --git a/dev-ruby/io-event/io-event-1.0.9.ebuild b/dev-ruby/io-event/io-event-1.0.9.ebuild
new file mode 100644
index 0000000000000..d0b6cc652fb7f
--- /dev/null
+++ b/dev-ruby/io-event/io-event-1.0.9.ebuild
@@ -0,0 +1,31 @@
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+USE_RUBY="ruby30 ruby31"
+RUBY_FAKEGEM_EXTENSIONS="ext/extconf.rb"
+RUBY_FAKEGEM_RECIPE_TEST=""
+RUBY_FAKEGEM_EXTRADOC="README.md"
+RUBY_FAKEGEM_GEMSPEC="${PN}.gemspec"
+inherit ruby-fakegem
+
+DESCRIPTION="An event loop"
+HOMEPAGE="https://github.com/socketry/io-event"
+SRC_URI="https://github.com/socketry/io-event/archive/68cffe24077a53201acbb383e8e132b192e1fa83.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="$(ver_cut 1)/$(ver_cut 1-2)"
+KEYWORDS="~amd64 ~sparc"
+IUSE=""
+RUBY_S="${PN}-68cffe24077a53201acbb383e8e132b192e1fa83"
+
+ruby_add_bdepend "test? ( >=dev-ruby/sus-0.6:0 )"
+
+all_ruby_prepare() {
+	sed -i -E 's/require_relative "(.+)"/require File.expand_path("\1")/g' "${RUBY_FAKEGEM_GEMSPEC}" || die
+}
+
+each_ruby_test() {
+	"${RUBY}" -S sus-parallel || die
+}
diff --git a/dev-ruby/io-event/metadata.xml b/dev-ruby/io-event/metadata.xml
new file mode 100644
index 0000000000000..0962eb7f21924
--- /dev/null
+++ b/dev-ruby/io-event/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">socketry/io-event</remote-id>
+  </upstream>
+</pkgmetadata>