diff --git a/main/postmarketos-duranium/APKBUILD b/main/postmarketos-duranium/APKBUILD
index 55f913669..11cf1b468 100644
--- a/main/postmarketos-duranium/APKBUILD
+++ b/main/postmarketos-duranium/APKBUILD
@@ -1,7 +1,7 @@
 maintainer="Clayton Craft <clayton@craftyguy.net>"
 pkgname=postmarketos-duranium
 pkgver=3
-pkgrel=1
+pkgrel=2
 pkgdesc="Configuration for building and booting immutable postmarketOS images"
 url="https://wiki.postmarketos.org/wiki/Duranium_(Immutable_postmarketOS)"
 options="!check"  # no tests
@@ -22,7 +22,10 @@ depends="
 # ppc64le s390x: EFI
 arch="noarch !x86 !armhf !ppc64le !s390x"
 license="GPL-3.0-or-later"
-subpackages="$pkgname-initramfs"
+subpackages="
+	$pkgname-initramfs
+	$pkgname-sysext-dev-tools:sysext_dev_tools
+"
 
 _source644="
 	etc/crypttab
@@ -139,6 +142,44 @@ initramfs() {
 		"$subpkgdir"/usr/lib/systemd/system/dev-gpt\\x2dauto\\x2droot.device.d/no-timeout.conf
 }
 
+sysext_dev_tools() {
+	description="meta package for Duranium Developer Tools system extension"
+	depends="
+		android-tools
+		android-udev-rules
+
+		devpod
+		distrobox
+		podman
+
+		libvirt-client
+		libvirt-common-drivers
+		libvirt-daemon
+		libvirt-qemu
+		qemu
+		qemu-img
+		qemu-modules
+		qemu-system-aarch64
+		qemu-system-arm
+		qemu-system-i386
+		qemu-system-loongarch64
+		qemu-system-ppc64
+		qemu-system-riscv64
+		qemu-system-x86_64
+	"
+
+	case "$CARCH" in
+	x86_64|riscv64)
+		depends="$depends ovmf" ;;
+	aarch64)
+		depends="$depends aavmf" ;;
+	loongarch64)
+		depends="$depends edk2-loongarch64" ;;
+	esac
+
+	mkdir -p "$subpkgdir"
+}
+
 sha512sums="
 ac441c8a690b89a92c2d7db37145e54d918bb9838a45cf76d20de82d46848a80477a8035d9cbaa39fb6ea4747c2762789f71736aa11a78e3adcca0c339dc5677  rootfs-etc-crypttab
 ce3f39aa5ed95065306a42bbab6b405bcb90446e206c25509bda64ed2866d80d5168ac225baeb2a50a66e17cbb9b32f26b4a5ec1e042b5f0bf40f6907f4e4d82  rootfs-usr-lib-modprobe.d-no-firmware.conf