diff --git a/app-crypt/signify/licenses/ISC b/app-crypt/signify/licenses/ISC
new file mode 100644
index 000000000..02add5e7c
--- /dev/null
+++ b/app-crypt/signify/licenses/ISC
@@ -0,0 +1,11 @@
+Permission to use, copy, modify, and distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
diff --git a/app-crypt/signify/patches/signify-23.patchset b/app-crypt/signify/patches/signify-23.patchset
new file mode 100644
index 000000000..52ddd27d5
--- /dev/null
+++ b/app-crypt/signify/patches/signify-23.patchset
@@ -0,0 +1,52 @@
+From 3e4f5bdfdb0837c03338bb37c1d02e57a3d402f8 Mon Sep 17 00:00:00 2001
+From: Leorize <alaviss@users.noreply.github.com>
+Date: Thu, 14 Dec 2017 14:19:01 +0700
+Subject: Add Haiku support
+
+Disable pkg-config if flags has been provided
+
+sha2: include endian.h
+
+diff --git a/Makefile b/Makefile
+index 3b188ac..1d13ece 100644
+--- a/Makefile
++++ b/Makefile
+@@ -148,17 +148,22 @@ $S: $(libbsd_INCLUDE)/bsd/bsd.h
+ 
+ else
+ 
++LIBBSD_DEPS    :=
++ifdef LIBBSD_CFLAGS
++
++else
++
+ LIBBSD_PKG_VERSION := 0.7
+ LIBBSD_PKG_CHECK   := $(shell pkg-config libbsd --atleast-version=$(LIBBSD_PKG_VERSION) && echo ok)
+ ifneq ($(strip $(LIBBSD_PKG_CHECK)),ok)
+   $(error libbsd is not installed or version is older than $(LIBBSD_PKG_VERSION))
+ endif
+-LIBBSD_DEPS    :=
+ LIBBSD_CFLAGS  := $(shell pkg-config libbsd --cflags)
+ LIBBSD_LDFLAGS := $(shell pkg-config libbsd --libs)
+ 
+ endif
+ 
++endif
+ 
+ # In order to use libwaive, we need libseccomp and making sure that the
+ # Git submodule corresponding to libwaive is properly checked out.
+diff --git a/sha2.c b/sha2.c
+index 7bf187f..c284114 100644
+--- a/sha2.c
++++ b/sha2.c
+@@ -35,6 +35,7 @@
+  */
+ 
+ #include <sys/types.h>
++#include <endian.h>
+ 
+ #include <bsd/string.h>
+ #include "sha2.h"
+-- 
+2.15.0
+
diff --git a/app-crypt/signify/signify-23.recipe b/app-crypt/signify/signify-23.recipe
new file mode 100644
index 000000000..f3056bfac
--- /dev/null
+++ b/app-crypt/signify/signify-23.recipe
@@ -0,0 +1,55 @@
+SUMMARY="Cryptographically sign and verify files"
+DESCRIPTION="OpenBSD tool to sign and verify signatures on files. \
+Portable version"
+HOMEPAGE="https://github.com/aperezdc/signify"
+# Extracted with grep -i 'copyright (c)' *
+COPYRIGHT="2013 Ted Unangst
+	1995 International Business Machines, Inc
+	1996 Internet Software Consortium
+	2015, 2016 Adrián Pérez de Castro
+	2000 Poul-Henning Kamp
+	1999, 2004 Marc Espie
+	2000, 2001 Aaron D. Gifford
+	2013, 2016 Marc Espie
+	2010 Damien Miller"
+LICENSE="ISC"
+REVISION="1"
+SOURCE_URI="https://github.com/aperezdc/signify/archive/v$portVersion.tar.gz"
+CHECKSUM_SHA256="1c690bf0e4283e0764a4a9dd784cb3debf4bb456b975b275dd1aaac7d5afe030"
+PATCHES="signify-$portVersion.patchset"
+
+ARCHITECTURES="?x86_gcc2 x86_64"
+SECONDARY_ARCHITECTURES="?x86"
+
+PROVIDES="
+	signify$secondaryArchSuffix = $portVersion
+	cmd:signify$secondaryArchSuffix = $portVersion
+	"
+REQUIRES="
+	haiku$secondaryArchSuffix
+	"
+
+BUILD_REQUIRES="
+	haiku${secondaryArchSuffix}_devel
+	"
+BUILD_PREREQUIRES="
+	cmd:make
+	cmd:cc$secondaryArchSuffix
+	"
+
+PATCH()
+{
+	sed -e 's|bsd/||g' -i *.c *.h
+}
+
+BUILD()
+{
+	make BZERO=libc LIBBSD_CFLAGS="-D_BSD_SOURCE" LIBBSD_LDFLAGS="-lbsd"
+}
+
+INSTALL()
+{
+	install -d -m 755 "$binDir" "$manDir/man1"
+	install -t "$binDir" -m 755 signify
+	install -t "$manDir/man1" -m 644 signify.1
+}