diff --git a/cross/libarchive/Makefile b/cross/libarchive/Makefile
new file mode 100644
index 00000000000..8de33b7028c
--- /dev/null
+++ b/cross/libarchive/Makefile
@@ -0,0 +1,27 @@
+PKG_NAME = libarchive
+PKG_VERS = 3.7.3
+
+PKG_DIST_SITE = https://github.com/libarchive/$(PKG_NAME)/releases/download/v$(PKG_VERS)
+PKG_EXT = tar.xz
+PKG_DIST_NAME = $(PKG_NAME)-$(PKG_VERS).$(PKG_EXT)
+PKG_DIR = $(PKG_NAME)-$(PKG_VERS)
+
+COMMENT = Multi-format archive and compression library
+HOMEPAGE = https://www.libarchive.org/
+LICENSE = 3-Clause BSD
+
+# why does it still use only system autoconf?!?
+#BUILD_DEPENDS = cross/autoconf
+
+# why does this still crash building synocli-file with pixz?!?
+#BUILD_DEPENDS = cross/iconv
+# or
+#BUILD_DEPENDS = cross/libiconv
+# above does nothing, must disable iconv below
+
+DEPENDS = cross/openssl3
+
+GNU_CONFIGURE = 1
+CONFIGURE_ARGS += --without-iconv
+
+include ../../mk/spksrc.cross-cc.mk
diff --git a/cross/libarchive/PLIST b/cross/libarchive/PLIST
new file mode 100644
index 00000000000..97c2b76763e
--- /dev/null
+++ b/cross/libarchive/PLIST
@@ -0,0 +1,3 @@
+lib:lib/libarchive.so
+lib:lib/libarchive.so.13
+lib:lib/libarchive.so.13.7.3
diff --git a/cross/libarchive/digests b/cross/libarchive/digests
new file mode 100644
index 00000000000..fac4ca6679d
--- /dev/null
+++ b/cross/libarchive/digests
@@ -0,0 +1,3 @@
+libarchive-3.7.3.tar.xz SHA1 67d722171cc3552ecd7fccd05934e8de4596c02b
+libarchive-3.7.3.tar.xz SHA256 63e7a7174638fc7d6b79b4c8b0ad954e0f4f45abe7239c1ecb200232aa9a43d2
+libarchive-3.7.3.tar.xz MD5 b60683739a16ff6f00f32aa3516402ed