Index: head/games/Makefile
===================================================================
--- head/games/Makefile
+++ head/games/Makefile
@@ -502,6 +502,7 @@
     SUBDIR += libretro-mame2003
     SUBDIR += libretro-mame2003_plus
     SUBDIR += libretro-mgba
+    SUBDIR += libretro-mu
     SUBDIR += libretro-nestopia
     SUBDIR += libretro-nxengine
     SUBDIR += libretro-o2em
Index: head/games/libretro-mu/Makefile
===================================================================
--- head/games/libretro-mu/Makefile
+++ head/games/libretro-mu/Makefile
@@ -0,0 +1,29 @@
+# $FreeBSD$
+
+PORTNAME=	libretro-mu
+PORTVERSION=	0.20200504
+CATEGORIES=	games
+
+MAINTAINER=	menelkir@itroll.org
+COMMENT=	PalmOS emulator to the libretro API
+
+LICENSE=	GPLv3 MIT
+LICENSE_COMB=	multi
+
+USES=		compiler:c++11-lib gmake
+USE_LDCONFIG=	yes
+
+USE_GITHUB=	yes
+GH_ACCOUNT=	libretro
+GH_PROJECT=	Mu
+GH_TAGNAME=	4ac4068
+
+PLIST_FILES=	lib/libretro/mu_libretro.so
+
+MAKEFILE=	Makefile.freebsd
+
+do-install:
+	${MKDIR} ${STAGEDIR}/${PREFIX}/lib/libretro;
+	${INSTALL_LIB} ${WRKSRC}/libretroBuildSystem/mu_libretro.so ${STAGEDIR}/${PREFIX}/lib/libretro;
+
+.include <bsd.port.mk>
Index: head/games/libretro-mu/distinfo
===================================================================
--- head/games/libretro-mu/distinfo
+++ head/games/libretro-mu/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1588720451
+SHA256 (libretro-Mu-0.20200504-4ac4068_GH0.tar.gz) = 494e8bd382ff099342c7aa2eae8f6292705bcc0476e8c271bfbe331ba2d1a9a4
+SIZE (libretro-Mu-0.20200504-4ac4068_GH0.tar.gz) = 1152461
Index: head/games/libretro-mu/files/patch-Makefile.freebsd
===================================================================
--- head/games/libretro-mu/files/patch-Makefile.freebsd
+++ head/games/libretro-mu/files/patch-Makefile.freebsd
@@ -0,0 +1,5 @@
+--- Makefile.freebsd.orig	2020-05-03 19:06:09 UTC
++++ Makefile.freebsd
+@@ -0,0 +1,2 @@
++all:
++	cd libretroBuildSystem && ${MAKE} 
Index: head/games/libretro-mu/pkg-descr
===================================================================
--- head/games/libretro-mu/pkg-descr
+++ head/games/libretro-mu/pkg-descr
@@ -0,0 +1,3 @@
+Palm OS emulator for libretro API
+
+WWW: https://github.com/libretro/Mu