diff --git a/Ports/AvailablePorts.md b/Ports/AvailablePorts.md
index b64ac43c2ae..ab438ca6242 100644
--- a/Ports/AvailablePorts.md
+++ b/Ports/AvailablePorts.md
@@ -49,6 +49,7 @@ Please make sure to keep this list up to date when adding and updating ports. :^
 | [`libpng`](libpng/)            | libpng                                        | 1.6.37            | https://libpng.org/                                   |
 | [`libpuffy`](libpuffy/)        | libpuffy                                      | 1.0               | https://github.com/ibara/libpuffy                     |
 | [`libtiff`](libtiff/)          | libtiff                                       | 4.2.0             | http://www.libtiff.org/                               |
+| [`libtool`](libtool/)          | libtool                                       | 2.4               | https://www.gnu.org/software/libtool/                 |
 | [`libvorbis`](libvorbis/)      | libvorbis                                     | 1.3.7             | https://github.com/xiph/vorbis                        |
 | [`libzip`](libzip/)            | libzip                                        | 1.7.3             | https://libzip.org/                                   |
 | [`links`](links/)              | Links web browser                             | 2.22              | http://links.twibright.com/                           |
diff --git a/Ports/libtool/package.sh b/Ports/libtool/package.sh
new file mode 100755
index 00000000000..914e6632cbc
--- /dev/null
+++ b/Ports/libtool/package.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env -S bash ../.port_include.sh
+port=libtool
+version=2.4
+useconfigure="true"
+depends="bash sed"
+files="https://ftp.gnu.org/gnu/libtool/libtool-${version}.tar.xz libtool-${version}.tar.xz
+https://ftp.gnu.org/gnu/libtool/libtool-${version}.tar.xz.sig libtool-${version}.tar.xz.sig
+https://ftp.gnu.org/gnu/gnu-keyring.gpg gnu-keyring.gpg"
+auth_type="sig"
+auth_opts="--keyring ./gnu-keyring.gpg libtool-${version}.tar.xz.sig"
+configopts="--prefix=/usr/local"
+
+post_install() {
+    mkdir -p "${SERENITY_BUILD_DIR}/Root/usr/bin"
+    ln -sf /usr/local/bin/sed "${SERENITY_BUILD_DIR}/Root/usr/bin/sed"
+}
diff --git a/Ports/libtool/patches/config.sub.patch b/Ports/libtool/patches/config.sub.patch
new file mode 100644
index 00000000000..eaad493ff73
--- /dev/null
+++ b/Ports/libtool/patches/config.sub.patch
@@ -0,0 +1,10 @@
+--- libtool-2.4.6/libltdl/config/config.sub	2010-09-22 07:46:09.000000000 -0700
++++ libtool-2.4.6/libltdl/config/config.sub	2021-04-11 18:46:03.374661972 -0700
+@@ -1301,6 +1301,7 @@
+ 	# Each alternative MUST END IN A *, to match a version number.
+ 	# -sysv* is not here because it comes later, after sysvr4.
+ 	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
++	      | -serenity* \
+ 	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
+ 	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
+ 	      | -sym* | -kopensolaris* \