diff --git a/app-portage/showbuild/files/showbuild-0.9.1 b/app-portage/showbuild/files/showbuild-0.9.1
new file mode 100644
index 0000000000..2026dfc06c
--- /dev/null
+++ b/app-portage/showbuild/files/showbuild-0.9.1
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+log="$(portageq envvar PORTAGE_TMPDIR)/portage/*/*/temp/build.log"
+cmd="${SB:-tail -f}"
+c=0
+
+die() { echo -e "$*" >&2; exit 1; }
+
+if [[ $1 = -h || $1 = --help ]]; then
+  echo "Script to follow log of running portage builds"
+  echo
+  echo "Usage: ${0##*/}         # see running builds"
+  echo "       ${0##*/} N       # follow build #N"
+  echo "       ${0##*/} --fetch # follow emerge-fetch.log"
+  echo "       ${0##*/} --help  # show this help"
+  echo
+  echo "Use environment variable SB to override the default cmd ($cmd)"
+elif [[ $1 = -f || $1 = --fetch ]]; then
+  log="$(portageq envvar EMERGE_LOG_DIR)"
+  log="${log:=$(portageq envvar EPREFIX)/var/log}/emerge-fetch.log"
+  [[ -f $log ]] || die "Could open '$log'"
+  exec $cmd $log
+elif [[ $(echo $log) = "$log" ]]; then
+  echo "No running build found (try '${0##*/} --help')"
+elif [[ ! $1 ]]; then
+  echo "Running builds - use '${0##*/} NUMBER' to select"
+  for i in $log; do
+    [[ $i =~ ^${log%%\**}([^/]*)/([^/]*)${log##*\*}$ ]] || continue
+    echo -e "$((++c))\t${BASH_REMATCH[2]}\t(${BASH_REMATCH[1]})"
+  done
+else
+  [[ -z ${1//[0-9]} && $1 -gt 0 ]] || die "Argument should be a number greater 0"
+  for i in $log; do
+    [[ $i =~ ^${log%%\**}([^/]*)/([^/]*)${log##*\*}$ ]] || continue
+    [[ $((++c)) -eq $((10#$1)) ]] || continue
+    [[ -f ${i} ]] || die "Build number $1 was gone in the meanwhile"
+    echo -ne "\033]0;Viewing: ${BASH_REMATCH[2]}\t(${BASH_REMATCH[1]})\007"
+    exec $cmd $i
+  done
+  die "Build number $1 not found (there are only $((c--)) build(s) running)" 
+fi
diff --git a/app-portage/showbuild/metadata.xml b/app-portage/showbuild/metadata.xml
new file mode 100644
index 0000000000..d9c0c63654
--- /dev/null
+++ b/app-portage/showbuild/metadata.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>lssndrbarbieri@gmail.com</email>
+		<name>Alessandro Barbieri</name>
+	</maintainer>
+	<upstream>
+		<maintainer>
+			<email>ottxor@gentoo.org</email>
+			<name>Christoph Junghans</name>
+		</maintainer>
+		<remote-id type="github">junghans/cj-overlay</remote-id>
+	</upstream>
+</pkgmetadata>
diff --git a/app-portage/showbuild/showbuild-0.9.1-r1.ebuild b/app-portage/showbuild/showbuild-0.9.1-r1.ebuild
new file mode 100644
index 0000000000..d3e8c454b5
--- /dev/null
+++ b/app-portage/showbuild/showbuild-0.9.1-r1.ebuild
@@ -0,0 +1,27 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+
+DESCRIPTION="Script to follow log of running portage builds"
+HOMEPAGE="https://github.com/junghans/cj-overlay"
+SRC_URI=""
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~x86 ~x86-linux ~x64-macos ~x86-macos"
+
+IUSE=""
+
+DEPEND=""
+RDEPEND="
+	sys-apps/coreutils
+	sys-apps/portage
+	app-shells/bash
+"
+
+S="${FILESDIR}"
+
+src_install () {
+	newbin "${P}" "${PN}"
+}