Index: build-aux/m4/buildsys.m4
==================================================================
--- build-aux/m4/buildsys.m4
+++ build-aux/m4/buildsys.m4
@@ -1,8 +1,8 @@
 dnl
 dnl Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2016, 2017,
-dnl               2018, 2020, 2021, 2022, 2023
+dnl               2018, 2020, 2021, 2022, 2023, 2024
 dnl   Jonathan Schleifer <js@nil.im>
 dnl
 dnl https://fossil.nil.im/buildsys
 dnl
 dnl Permission to use, copy, modify, and/or distribute this software for any
@@ -342,51 +342,52 @@
 
 	case "$host" in
 	*-*-darwin*)
 		AC_MSG_RESULT(Darwin)
 		PLUGIN_CFLAGS='-fPIC -DPIC'
-		PLUGIN_LDFLAGS='-bundle ${PLUGIN_LDFLAGS_BUNDLE_LOADER}'
-		PLUGIN_SUFFIX='.bundle'
-		AS_IF([test x"$host_is_ios" = x"yes"], [
-			LINK_PLUGIN='rm -fr $$out && ${MKDIR_P} $$out && if test -f Info.plist; then ${INSTALL} -m 644 Info.plist $$out/Info.plist; fi && ${LD} -o $$out/$${out%${PLUGIN_SUFFIX}} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS} && ${CODESIGN} -fs ${CODESIGN_IDENTITY} $$out'
-		], [
-			LINK_PLUGIN='rm -fr $$out && ${MKDIR_P} $$out/Contents/MacOS && if test -f Info.plist; then ${INSTALL} -m 644 Info.plist $$out/Contents/Info.plist; fi && ${LD} -o $$out/Contents/MacOS/$${out%${PLUGIN_SUFFIX}} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS} && ${CODESIGN} -fs ${CODESIGN_IDENTITY} $$out'
-		])
-		INSTALL_PLUGIN='&& rm -fr ${DESTDIR}${plugindir}/$$i && cp -R $$i ${DESTDIR}${plugindir}/'
-		UNINSTALL_PLUGIN='&& rm -fr ${DESTDIR}${plugindir}/$$i'
+		PLUGIN_LDFLAGS='-bundle'
+		PLUGIN_SUFFIX='.dylib'
 		;;
 	*-*-mingw* | *-*-cygwin*)
 		AC_MSG_RESULT(MinGW / Cygwin)
 		PLUGIN_CFLAGS=''
 		PLUGIN_LDFLAGS='-shared -Wl,--export-all-symbols'
 		PLUGIN_SUFFIX='.dll'
-		LINK_PLUGIN='${LD} -o $$out ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
-		INSTALL_PLUGIN='&& ${INSTALL} -m 755 $$i ${DESTDIR}${plugindir}/$$i'
-		UNINSTALL_PLUGIN='&& rm -f ${DESTDIR}${plugindir}/$$i'
 		;;
 	hppa*-*-hpux*)
 		AC_MSG_RESULT([HP-UX (PA-RISC)])
 		PLUGIN_CFLAGS='-fPIC -DPIC'
 		PLUGIN_LDFLAGS='-shared'
 		PLUGIN_SUFFIX='.sl'
-		LINK_PLUGIN='${LD} -o $$out ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
-		INSTALL_PLUGIN='&& ${INSTALL} -m 755 $$i ${DESTDIR}${plugindir}/$$i'
-		UNINSTALL_PLUGIN='&& rm -f ${DESTDIR}${plugindir}/$$i'
 		;;
 	*)
 		AC_MSG_RESULT(ELF)
 		PLUGIN_CFLAGS='-fPIC -DPIC'
 		PLUGIN_LDFLAGS='-shared'
 		PLUGIN_SUFFIX='.so'
-		LINK_PLUGIN='${LD} -o $$out ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
-		INSTALL_PLUGIN='&& ${INSTALL} -m 755 $$i ${DESTDIR}${plugindir}/$$i'
-		UNINSTALL_PLUGIN='&& rm -f ${DESTDIR}${plugindir}/$$i'
 		;;
 	esac
 
 	AC_SUBST(PLUGIN_CFLAGS)
 	AC_SUBST(PLUGIN_LDFLAGS)
 	AC_SUBST(PLUGIN_SUFFIX)
-	AC_SUBST(LINK_PLUGIN)
-	AC_SUBST(INSTALL_PLUGIN)
-	AC_SUBST(UNINSTALL_PLUGIN)
+])
+
+AC_DEFUN([BUILDSYS_BUNDLE], [
+	AC_REQUIRE([AC_CANONICAL_HOST])
+	AC_REQUIRE([BUILDSYS_CHECK_IOS])
+	AC_REQUIRE([BUILDSYS_PLUGIN])
+
+	case "$host_os" in
+	darwin*)
+		AS_IF([test x"$host_is_ios" = x"yes"], [
+			LINK_BUNDLE='${MKDIR_P} $$out && ${INSTALL} -m 644 Info.plist $$out/Info.plist && ${LD} -o $$out/$${out%.bundle} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
+		], [
+			LINK_BUNDLE='${MKDIR_P} $$out/Contents/MacOS && ${INSTALL} -m 644 Info.plist $$out/Contents/Info.plist && ${LD} -o $$out/Contents/MacOS/$${out%.bundle} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
+		])
+
+		AC_SUBST(LINK_BUNDLE)
+
+		$1
+		;;
+	esac
 ])

Index: buildsys.mk.in
==================================================================
--- buildsys.mk.in
+++ buildsys.mk.in
@@ -1,8 +1,8 @@
 #
 #  Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016,
-#                2017, 2018, 2020, 2021, 2022, 2023
+#                2017, 2018, 2020, 2021, 2022, 2023, 2024
 #    Jonathan Schleifer <js@nil.im>
 #
 #  https://fossil.nil.im/buildsys
 #
 #  Permission to use, copy, modify, and/or distribute this software for any
@@ -87,10 +87,11 @@
 exec_prefix = @exec_prefix@
 bindir = @bindir@
 libdir = @libdir@
 amigalibdir ?= ${prefix}/libs
 plugindir ?= ${libdir}/${PACKAGE_NAME}
+bundledir ?= ${prefix}/Library/PlugIns/${PACKAGE_NAME}
 datarootdir = @datarootdir@
 datadir = @datadir@
 includedir = @includedir@
 includesubdir ?= ${PACKAGE_NAME}
 INSTALL_INCLUDES ?= yes
@@ -141,10 +142,11 @@
 	    ${STATIC_AMIGA_LIB}${STATIC_AMIGA_LIB_NOINST}	\
 	    ${SHARED_LIB} ${SHARED_LIB_NOINST}			\
 	    ${FRAMEWORK} ${FRAMEWORK_NOINST}			\
 	    ${AMIGA_LIB} ${AMIGA_LIB_NOINST}			\
 	    ${PLUGIN} ${PLUGIN_NOINST}				\
+	    ${BUNDLE} ${BUNDLE_NOINST}				\
 	    ${PROG} ${PROG_NOINST}				\
 	    ${JARFILE} locales
 	${MAKE} @MAKEFLAGS_SILENT@ subdirs-after
 	${MAKE} @MAKEFLAGS_SILENT@ post-all
 
@@ -212,13 +214,11 @@
 		if rm -fr $@ && \
 		    ${MAKE} @MAKEFLAGS_SILENT@ \
 			COPY_HEADERS_IF_SUBDIR=${includesubdir} \
 			COPY_HEADERS_DESTINATION=$$PWD/$@/Headers \
 			copy-headers-into-framework && \
-		    if test -f Info.plist; then \
-			    ${INSTALL} -m 644 Info.plist $@/Info.plist; \
-		    fi && \
+		    ${INSTALL} -m 644 Info.plist $@/Info.plist && \
 		    if test -f module.modulemap; then \
 			    ${MKDIR_P} $@/Modules && \
 			    ${INSTALL} -m 644 module.modulemap \
 				$@/Modules/module.modulemap; \
 		    fi && \
@@ -297,14 +297,24 @@
 		${LINK_OK}; \
 	else \
 		${LINK_FAILED}; \
 	fi
 
-${PLUGIN} ${PLUGIN_NOINST}: ${EXT_DEPS} ${PLUGIN_OBJS}
+${PLUGIN} ${PLUGIN_NOINST}: ${EXT_DEPS} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA}
+	${LINK_STATUS}
+	out="$@"; \
+	if ${LD} -o $$out ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}; then \
+		${LINK_OK}; \
+	else \
+		rm -fr $$out; false; \
+		${LINK_FAILED}; \
+	fi
+
+${BUNDLE} ${BUNDLE_NOINST}: ${EXT_DEPS} ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA}
 	${LINK_STATUS}
 	out="$@"; \
-	if @LINK_PLUGIN@; then \
+	if rm -fr $$out && @LINK_BUNDLE@ && ${CODESIGN} -fs ${CODESIGN_IDENTITY} $$out; then \
 		${LINK_OK}; \
 	else \
 		rm -fr $$out; false; \
 		${LINK_FAILED}; \
 	fi
@@ -807,11 +817,30 @@
 	done
 
 	for i in "" ${PLUGIN}; do \
 		test x"$$i" = x"" && continue; \
 		${INSTALL_STATUS}; \
-		if ${MKDIR_P} ${DESTDIR}${plugindir} @INSTALL_PLUGIN@; then \
+		if ${MKDIR_P} ${DESTDIR}${plugindir} && ${INSTALL} -m 755 $$i ${DESTDIR}${plugindir}/$$i; then \
+			${INSTALL_OK}; \
+		else \
+			${INSTALL_FAILED}; \
+		fi \
+	done
+
+	for i in "" ${BUNDLE}; do \
+		if ${MKDIR_P} ${DESTDIR}${bundledir} && ${INSTALL} -m 755 $$i ${DESTDIR}${bundledir}/$$i; then \
+			${INSTALL_OK}; \
+		else \
+			${INSTALL_FAILED}; \
+		fi \
+	done
+	for i in "" ${BUNDLE}; do \
+		test x"$$i" = x"" && continue; \
+		${INSTALL_STATUS}; \
+		rm -fr ${DESTDIR}${bundledir}/$$i; \
+		if ${MKDIR_P} ${DESTDIR}${bundledir} && \
+		    cp -R $$i ${DESTDIR}${bundledir}/; then \
 			${INSTALL_OK}; \
 		else \
 			${INSTALL_FAILED}; \
 		fi \
 	done
@@ -928,19 +957,33 @@
 	done
 
 	for i in "" ${PLUGIN}; do \
 		test x"$$i" = x"" && continue; \
 		if test -e ${DESTDIR}${plugindir}/$$i; then \
-			if : @UNINSTALL_PLUGIN@; then \
+			if rm -f ${DESTDIR}${plugindir}/$$i; then \
 				${DELETE_OK}; \
 			else \
 				${DELETE_FAILED}; \
 			fi \
 		fi \
 	done
 	rmdir ${DESTDIR}${plugindir} >/dev/null 2>&1 || true
 
+	for i in "" ${BUNDLE}; do \
+		test x"$$i" = x"" && continue; \
+		if test -d ${DESTDIR}${bundledir}/$$i; then \
+			if rm -fr ${DESTDIR}${bundledir}/$$i; \
+			then \
+				${DELETE_OK}; \
+			else \
+				${DELETE_FAILED}; \
+			fi \
+		fi \
+	done
+	rmdir ${DESTDIR}${bundledir} >/dev/null 2>&1 || true
+	rmdir ${DESTDIR}${prefix}/Library >/dev/null 2>&1 || true
+
 	for i in "" ${DATA}; do \
 		test x"$$i" = x"" && continue; \
 		if test -f ${DESTDIR}${datadir}/${PACKAGE_NAME}/$$i; then \
 			if rm -f ${DESTDIR}${datadir}/${PACKAGE_NAME}/$$i; \
 			then \
@@ -1020,11 +1063,12 @@
 	    ${LIB_OBJS_EXTRA} ${AMIGA_LIB_OBJS} ${AMIGA_LIB_OBJS_START} \
 	    ${AMIGA_LIB_OBJS_EXTRA} ${PLUGIN_OBJS} ${PROG} ${PROG_NOINST} \
 	    ${SHARED_LIB} ${SHARED_LIB_NOINST} ${AMIGA_LIB} \
 	    ${AMIGA_LIB_NOINST} ${STATIC_LIB} ${STATIC_LIB_NOINST} \
 	    ${STATIC_PIC_LIB} ${STATIC_PIC_LIB_NOINST} ${STATIC_AMIGA_LIB} \
-	    ${STATIC_AMIGA_LIB_NOINST} ${FRAMEWORK} ${PLUGIN} ${PLUGIN_NOINST} \
+	    ${STATIC_AMIGA_LIB_NOINST} ${FRAMEWORK} ${FRAMEWORK_NOINST} \
+	    ${PLUGIN} ${PLUGIN_NOINST} ${BUNDLE} ${BUNDLE_NOINST} \
 	    ${CLEAN_LIB} ${MO_FILES} ${CLEAN}; do \
 		test x"$$i" = x"" && continue; \
 		if test -f $$i -o -d $$i; then \
 			if rm -fr $$i; then \
 				${DELETE_OK}; \

Index: configure.ac
==================================================================
--- configure.ac
+++ configure.ac
@@ -415,10 +415,14 @@
 
 	BUILDSYS_FRAMEWORK([
 		AC_SUBST(OBJFW_FRAMEWORK, "ObjFW.framework")
 		build_framework="yes"
 	])
+
+	BUILDSYS_BUNDLE([
+		AC_SUBST(TESTPLUGIN_BUNDLE, "TestPlugin.bundle")
+	])
 ], [
 	AC_DEFINE(OF_NO_SHARED, 1, [Whether no shared library was built])
 	AC_SUBST(LIBOBJFW_DEP, "../src/libobjfw.a")
 	AC_SUBST(LIBOBJFW_DEP_LVL2, "../../src/libobjfw.a")
 ])

Index: extra.mk.in
==================================================================
--- extra.mk.in
+++ extra.mk.in
@@ -75,10 +75,11 @@
 RUNTIME_FRAMEWORK_LIBS = @RUNTIME_FRAMEWORK_LIBS@
 RUNTIME_INSTANCE_M = @RUNTIME_INSTANCE_M@
 RUNTIME_LIBS = @RUNTIME_LIBS@
 SUBPROCESS = @SUBPROCESS@
 TESTPLUGIN = @TESTPLUGIN@
+TESTPLUGIN_BUNDLE = @TESTPLUGIN_BUNDLE@
 TESTPLUGIN_LIBS = @TESTPLUGIN_LIBS@
 TESTS_LIBS = @TESTS_LIBS@
 TESTS_STATIC_LIB = @TESTS_STATIC_LIB@
 TLS = @TLS@
 TLS_CPPFLAGS = @TLS_CPPFLAGS@

Index: tests/plugin/Makefile
==================================================================
--- tests/plugin/Makefile
+++ tests/plugin/Makefile
@@ -1,11 +1,13 @@
+include ../../extra.mk
+
 DISTCLEAN = Info.plist
 
 PLUGIN_NOINST = TestPlugin${PLUGIN_SUFFIX}
+BUNDLE_NOINST = ${TESTPLUGIN_BUNDLE}
 SRCS = TestPlugin.m
 
 include ../../buildsys.mk
-include ../../extra.mk
 
 CPPFLAGS += -I../.. -I../../src -I../../src/runtime
 LIBS := ${TESTPLUGIN_LIBS} ${LIBS}
 LD = ${OBJC}