diff --git a/devel/ossp-cfg/Makefile b/devel/ossp-cfg/Makefile
index 5cffc3a7ea0b..ebd8ceec1c0e 100644
--- a/devel/ossp-cfg/Makefile
+++ b/devel/ossp-cfg/Makefile
@@ -1,26 +1,29 @@
 PORTNAME=	cfg
 PORTVERSION=	0.9.11
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Library for parsing arbitrary C/C++-style configuration files
 WWW=		http://www.ossp.org/pkg/lib/cfg/
 
+DEPRECATED=	Abandoned upstream, last release in 2006
+EXPIRATION_DATE=2025-07-31
+
 LIB_DEPENDS=	libex.so:devel/ossp-ex
 
 USES=		libtool
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 CONFIGURE_ARGS=	--with-ex=${LOCALBASE}
 USE_LDCONFIG=	yes
 
 check:	build
 	@(cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} check)
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libcfg.so
 
 .include <bsd.port.mk>
diff --git a/devel/ossp-ex/Makefile b/devel/ossp-ex/Makefile
index f2d1b6331195..aac911cc9572 100644
--- a/devel/ossp-ex/Makefile
+++ b/devel/ossp-ex/Makefile
@@ -1,23 +1,26 @@
 PORTNAME=	ex
 PORTVERSION=	1.0.6
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Small exception handling library for use in C
 WWW=		http://www.ossp.org/pkg/lib/ex/
 
+DEPRECATED=	Abandoned upstream, last release in 2007
+EXPIRATION_DATE=2025-07-31
+
 USES=		libtool
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 USE_LDCONFIG=	yes
 
 check: build
 	@(cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} check)
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libex.so
 
 .include <bsd.port.mk>
diff --git a/devel/ossp-l2/Makefile b/devel/ossp-l2/Makefile
index ded51c190dc7..f007b73e915f 100644
--- a/devel/ossp-l2/Makefile
+++ b/devel/ossp-l2/Makefile
@@ -1,23 +1,26 @@
 PORTNAME=	l2
 PORTVERSION=	0.9.13
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	C library for a flexible and sophisticated Unix logging facility
 WWW=		http://www.ossp.org/pkg/lib/l2/
 
+DEPRECATED=	Abandoned upstream, last release in 2007
+EXPIRATION_DATE=2025-07-31
+
 USES=		libtool
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 USE_LDCONFIG=	yes
 
 check:	build
 	@(cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} check)
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/l2tool ${STAGEDIR}${PREFIX}/lib/libl2.so
 
 .include <bsd.port.mk>
diff --git a/devel/ossp-val/Makefile b/devel/ossp-val/Makefile
index 90ad89dadbb0..446e5989b7c2 100644
--- a/devel/ossp-val/Makefile
+++ b/devel/ossp-val/Makefile
@@ -1,26 +1,29 @@
 PORTNAME=	val
 PORTVERSION=	0.9.4
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Flexible name to value mapping library for C variables
 WWW=		http://www.ossp.org/pkg/lib/val/
 
+DEPRECATED=     Abandoned upstream, last release in 2005
+EXPIRATION_DATE=2025-07-31
+
 LIB_DEPENDS=	libex.so:devel/ossp-ex
 
 USES=		libtool
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 CONFIGURE_ARGS=	--with-ex=${LOCALBASE}
 
 check:	build
 	@(cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} check)
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libval.so
 
 .include <bsd.port.mk>
diff --git a/devel/ossp-var/Makefile b/devel/ossp-var/Makefile
index 7af8eb7bc928..4e26fef7e3c4 100644
--- a/devel/ossp-var/Makefile
+++ b/devel/ossp-var/Makefile
@@ -1,23 +1,26 @@
 PORTNAME=	var
 PORTVERSION=	1.1.3
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Flexible, full-featured, and fast variable expansion library
 WWW=		http://www.ossp.org/pkg/lib/var/
 
+DEPRECATED=	Obsolete, last release in 2002
+EXPIRATION_DATE=2025-07-31
+
 USES=		libtool
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 USE_LDCONFIG=	yes
 
 check:	build
 	@(cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} check)
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libvar.so
 
 .include <bsd.port.mk>
diff --git a/devel/ossp-xds/Makefile b/devel/ossp-xds/Makefile
index 7ee07b245644..6a003c374e30 100644
--- a/devel/ossp-xds/Makefile
+++ b/devel/ossp-xds/Makefile
@@ -1,24 +1,27 @@
 PORTNAME=	xds
 PORTVERSION=	0.9.3
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	OSSP/lib/${PORTNAME}
 PKGNAMEPREFIX=	ossp-
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Generic and extensible framework for serialization
 WWW=		http://www.ossp.org/pkg/lib/xds/
 
+DEPRECATED=     Abandoned upstream, last release in 2005
+EXPIRATION_DATE=2025-07-31
+
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		libtool
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 USE_LDCONFIG=	yes
 TEST_TARGET=	check  # XXX: 20 of 26 tests fail
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libxds.so
 
 .include <bsd.port.mk>