Index: head/x11/Makefile
===================================================================
--- head/x11/Makefile
+++ head/x11/Makefile
@@ -37,6 +37,7 @@
     SUBDIR += cinnamon-session
     SUBDIR += cl-clx
     SUBDIR += cl-clx-sbcl
+    SUBDIR += compton-conf
     SUBDIR += controllermap
     SUBDIR += cool-retro-term
     SUBDIR += decurs
Index: head/x11/compton-conf/Makefile
===================================================================
--- head/x11/compton-conf/Makefile
+++ head/x11/compton-conf/Makefile
@@ -0,0 +1,27 @@
+# $FreeBSD$
+
+PORTNAME=	compton-conf
+PORTVERSION=	0.4.0
+CATEGORIES=	x11
+MASTER_SITES=	LXQT/${PORTNAME}
+
+MAINTAINER=	jsm@FreeBSD.org
+COMMENT=	Controls compton settings
+
+LICENSE=	LGPL21+
+
+LIB_DEPENDS=	libconfig.so:devel/libconfig
+RUN_DEPENDS=	compton:x11-wm/compton
+
+USES=	cmake:outsource compiler:c++11-lib localbase:ldflags lxqt qt:5 \
+	pkgconfig tar:xz
+USE_QT=	buildtools_build qmake_build core dbus gui linguisttools \
+	widgets
+USE_LXQT=	buildtools
+
+PLIST_FILES=	bin/compton-conf \
+		share/applications/compton-conf.desktop \
+ 		etc/xdg/autostart/lxqt-compton.desktop \
+		${DATADIR}/compton.conf.example
+
+.include <bsd.port.mk>
Index: head/x11/compton-conf/distinfo
===================================================================
--- head/x11/compton-conf/distinfo
+++ head/x11/compton-conf/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1529829314
+SHA256 (lxqt/compton-conf-0.4.0.tar.xz) = 91c9153a2b15bd4680c77923515a84b9bed374da15eec733541e396e94e87e60
+SIZE (lxqt/compton-conf-0.4.0.tar.xz) = 19024
Index: head/x11/compton-conf/pkg-descr
===================================================================
--- head/x11/compton-conf/pkg-descr
+++ head/x11/compton-conf/pkg-descr
@@ -0,0 +1,4 @@
+GUI configuration tool for X composite manager Compton.
+It is maintained by the LXQt project but can be used independently.
+
+WWW: https://github.com/lxqt/compton-conf