diff --git a/main/postmarketos-ui-cosmic/APKBUILD b/main/postmarketos-ui-cosmic/APKBUILD
new file mode 100644
index 000000000..09fa09421
--- /dev/null
+++ b/main/postmarketos-ui-cosmic/APKBUILD
@@ -0,0 +1,58 @@
+# Reference: https://postmarketos.org/uipkg
+# Maintainer: Clayton Craft <clayton@craftyguy.net>
+pkgname=postmarketos-ui-cosmic
+pkgver=1
+pkgrel=0
+pkgdesc="COSMIC Desktop Environment from System76"
+url="https://system76.com/cosmic/"
+# Only tested on these archs.
+# If you want to add support for a new arch add it here and in the Alpine
+# packages and build locally.
+arch="x86_64 aarch64"
+license="GPL-3.0-or-later"
+depends="
+	cosmic-session
+	polkit-elogind
+	postmarketos-base-ui
+	postmarketos-base-ui-networkmanager
+	power-profiles-daemon
+	upower
+	xdg-desktop-portal-gtk
+	xdg-user-dirs
+"
+_pmb_recommends="
+	cosmic-edit
+	cosmic-player
+	cosmic-store
+	cosmic-term
+	firefox-esr
+	flatpak
+	gst-libav
+	gst-plugins-bad
+	gst-plugins-good
+	gst-plugins-rs-dav1d
+	papers
+	postmarketos-artwork-wallpapers
+	snapshot
+"
+source="
+	favorites.conf
+	wallpaper.conf
+"
+options="!check pmb:gpu-accel pmb:systemd"
+replaces="
+	cosmic-applets
+	cosmic-bg
+"
+
+package() {
+	install -Dm644 wallpaper.conf \
+		"$pkgdir"/usr/share/cosmic/com.system76.CosmicBackground/v1/all
+	install -Dm644 favorites.conf \
+		"$pkgdir"/usr/share/cosmic/com.system76.CosmicAppList/v1/favorites
+}
+
+sha512sums="
+671a0c696edbed71355c0ff842259d27a8eb2466ed472ac3c8de2a72c0f764cc02be3fb683f8dd709b7ba72fe2e07c7691240d84c01a639110df9e3b11a45abe  favorites.conf
+2f665d5040072aa2172a4755a1cd8c03ff950ae1d5cc1fe888f74ea1cca4587bb065686507849d81429c49a78c5baaa877231dd4bbe49c351c7978ce82789041  wallpaper.conf
+"
diff --git a/main/postmarketos-ui-cosmic/favorites.conf b/main/postmarketos-ui-cosmic/favorites.conf
new file mode 100644
index 000000000..97339681d
--- /dev/null
+++ b/main/postmarketos-ui-cosmic/favorites.conf
@@ -0,0 +1,8 @@
+[
+    "firefox-esr",
+    "com.system76.CosmicFiles",
+    "com.system76.CosmicEdit",
+    "com.system76.CosmicTerm",
+    "com.system76.CosmicStore",
+    "com.system76.CosmicSettings",
+]
diff --git a/main/postmarketos-ui-cosmic/wallpaper.conf b/main/postmarketos-ui-cosmic/wallpaper.conf
new file mode 100644
index 000000000..3c3bdbadc
--- /dev/null
+++ b/main/postmarketos-ui-cosmic/wallpaper.conf
@@ -0,0 +1,9 @@
+(
+    output: "all",
+    source: Path("/usr/share/wallpapers/postmarketos.jpg"),
+    filter_by_theme: true,
+    rotation_frequency: 3600,
+    filter_method: Lanczos,
+    scaling_mode: Zoom,
+    sampling_method: Alphanumeric,
+)