diff --git a/dev-ruby/irb/Manifest b/dev-ruby/irb/Manifest
index ee0c3bac63483..2ca50eb49de5b 100644
--- a/dev-ruby/irb/Manifest
+++ b/dev-ruby/irb/Manifest
@@ -1 +1,2 @@
 DIST irb-1.7.4.tar.gz 115221 BLAKE2B 8905dbad13363fff33ae719258673d1818e3eb7dfd508254d3f2bbb28e315be2fe15614ea63cef7718a2da4a7c4ef99dc9bc76d270b5219203751dc06a7161de SHA512 562ca1deb78223f6b0b9534d9d1756d8eaffe8dfb7f550238a4afabfb42622109716ccabdef805d8aa2c14dbb73abad8a32c0261c04064281216d40bc57b87ad
+DIST irb-1.8.3.tar.gz 112981 BLAKE2B 513d62f33969e26861da18c1e73140894422ac47fd1943f1360e12732473872e9d06ac00b115ad39d7cbee36dbbea691f2e6e19970adb2677051371c4ae0ede1 SHA512 7b3cb2659cfde36bebd370cc4ac2648ac7b8672e6f9edc0fe3bcbe0a8a0ce9e75aa1b6bae3139e77975bd53cf874bb5e180044467bf17a865e73a3f5ab6b2abb
diff --git a/dev-ruby/irb/irb-1.8.3.ebuild b/dev-ruby/irb/irb-1.8.3.ebuild
new file mode 100644
index 0000000000000..4d862ddb98548
--- /dev/null
+++ b/dev-ruby/irb/irb-1.8.3.ebuild
@@ -0,0 +1,53 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+USE_RUBY="ruby31 ruby32"
+
+RUBY_FAKEGEM_BINDIR="exe"
+RUBY_FAKEGEM_EXTRADOC="README.md"
+RUBY_FAKEGEM_GEMSPEC="irb.gemspec"
+RUBY_FAKEGEM_RECIPE_DOC="none"
+
+inherit ruby-fakegem
+
+DESCRIPTION="Interactive Ruby command-line tool for REPL (Read Eval Print Loop)"
+HOMEPAGE="https://github.com/ruby/irb"
+SRC_URI="https://github.com/ruby/irb/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
+IUSE=""
+
+# Ensure a new enough eselect-ruby is present to avoid clobbering the
+# irb bin and man page.
+ruby_add_rdepend "
+	dev-ruby/rdoc
+	>=dev-ruby/reline-0.3.8
+	!<app-eselect/eselect-ruby-20231008
+"
+
+ruby_add_bdepend "test? ( dev-ruby/bundler dev-ruby/test-unit dev-ruby/test-unit-ruby-core )"
+
+all_ruby_prepare() {
+	sed -e 's:_relative ":"./:' \
+		-i ${RUBY_FAKEGEM_GEMSPEC} || die
+
+	# Skip test requiring specific character set
+	sed -e '/test_raise_exception_with_different_encoding_containing_invalid_byte_sequence/aomit "charset"' \
+		-i test/irb/test_raise_no_backtrace_exception.rb || die
+
+	# Skip tests requiring a working console
+	rm -f test/irb/test_debug_cmd.rb || die
+}
+
+each_ruby_test() {
+	RUBYLIB=lib ${RUBY} -S rake test || die
+}
+
+all_ruby_install() {
+	all_fakegem_install
+
+	doman man/irb.1
+}