diff --git a/make/projects-dir-include.mk b/make/projects-dir-include.mk
new file mode 100644
index 00000000..4c3f3043
--- /dev/null
+++ b/make/projects-dir-include.mk
@@ -0,0 +1,3 @@
+all:
+
+include $(JWBDIR)/make/projects-dir.mk
diff --git a/make/projects-dir-minimal.mk b/make/projects-dir-minimal.mk
new file mode 100644
index 00000000..df517fe9
--- /dev/null
+++ b/make/projects-dir-minimal.mk
@@ -0,0 +1,41 @@
+#
+# SPDX-License-Identifier: LGPL-2.0-only
+#
+# Makefile for managing multiple software repositories in one tree
+#
+# (C) Copyright 2001-2025, Jan Lindemann <jan@janware.com>
+#
+# This is the top-level Makefile for a janware software build tree. It is
+# provided under the terms of the GNU Lesser Public License, Version 2.
+#
+# Some of its targets download software from janware GmbH servers. For those,
+# you will need a janware.com user account. Ask admin@janware.com if you want
+# one, then define the JANWARE_USER = <janware user name> environment variable.
+#
+# Current documentation on how this Makefile is meant to be used can be found
+# under https://janware.com/wiki/pub/en/sw/build/. Running "make help" might
+# take you there semi-automatically.
+#
+
+PROJECTS_MAKEFILE_NAME      := $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
+JWBDIR_GIT_REMOTE           ?= ssh://$(JANWARE_USER)@git.janware.com/srv/git/jan/proj/jw-build
+JWBDIR                      ?= $(notdir $(JWBDIR_GIT_REMOTE))
+PROJECTS_DIR_INCLUDE_MK      = $(JWBDIR)/make/projects-dir-include.mk
+
+ifndef JANWARE_USER
+  JANWARE_USER               = $(shell id -un)
+  $(warning Assuming JANWARE_USER=$(JANWARE_USER) from id -un)
+  $(warning Explicitly set environment variable JANWARE_USER to turn off this warning!)
+endif
+
+-include local.mk
+
+all:
+
+include $(PROJECTS_DIR_INCLUDE_MK)
+
+$(PROJECTS_DIR_INCLUDE_MK):
+	git clone $(JWBDIR_GIT_REMOTE) $(JWBDIR)
+	[ -L $(PROJECTS_MAKEFILE_NAME) ] || \
+		ln -sf `find $(JWBDIR) -type f -print0 | xargs -0 grep -l some-random-string-to-id-this-makefile` \
+			$(PROJECTS_MAKEFILE_NAME)
diff --git a/make/projects-dir.mk b/make/projects-dir.mk
new file mode 100644
index 00000000..ee889764
--- /dev/null
+++ b/make/projects-dir.mk
@@ -0,0 +1,442 @@
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Manage multiple software repositories in one tree
+#
+# (C) Copyright 2001-2019, Jan Lindemann <jan@janware.com>
+#
+# This is the top-level Makefile for a janware software build tree. It is
+# provided under the terms of the GNU Lesser Public License, Version 2.
+#
+# Some of its targets download software from janware GmbH servers. For those,
+# you will need a janware.com user account. Ask admin@janware.com if you want
+# one, then define the JANWARE_USER = <janware user name> environment variable.
+#
+# Current documentation on how this Makefile is meant to be used can be found
+# under https://janware.com/wiki/pub/en/sw/build/. Running "make help" might
+# take you there semi-automatically.
+#
+
+# ------------ Makefile and environment variable definitions
+
+.NOTPARALLEL:
+
+-include local.mk
+PROJECTS_MAKEFILE_NAME      ?= $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
+
+# -- Find JWBDIR
+DEV_PROJECTS_DIR            ?= .
+JWBDIR_NAME                 ?= jw-build
+JWBDIR_SEARCH_PATH          ?= $(DEV_PROJECTS_DIR) $(BUILD_TOOLS_PREFIX)/opt/$(FLAVOUR_PATH_PREFIX)
+JWBDIR                      ?= $(firstword $(wildcard $(addsuffix /$(JWBDIR_NAME),$(JWBDIR_SEARCH_PATH))))
+
+JW_BUILD_BINDIR              = $(JWBDIR)/bin
+JWB_SCRIPT_DIR               = $(firstword $(wildcard ./$(JWBDIR_NAME)/scripts $(JW_BUILD_BINDIR)) jwb-script-dir-not-found)
+JW_BUILD_REMOTE_BINDIR       = /opt/jw-build/bin
+
+SHELL                        = /bin/bash -o pipefail +H
+PROJECTS_TXT                ?= projects.txt
+JW_BUILD_VERBOSE            ?= false
+BASE_PKGS                    = git cvs make sudo time time xdg-utils python3
+PREREQ_RELEASE              ?= pull
+
+# ------------ evaluate Makefile and environment variables
+
+ifneq ($(wildcard $(PROJECTS_TXT)),)
+  PROJECTS                  ?= $(shell cat $(PROJECTS_TXT) | sed '/^ *\#/ d')
+else
+  PROJECTS                  ?= $(shell ls -d */GNUmakefile */Makefile 2>/dev/null | sed 's%/[^/]*%%' | sort -u)
+endif
+
+ifeq ($(JW_BUILD_VERBOSE),true)
+  SSH_WRAPPER_TRACE         ?= -x
+endif
+
+export JW_BUILD_VERBOSE
+
+# ------------ external programs I
+
+CWD                         := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
+GET_OS_SH                    = /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/get-os.sh $(JW_BUILD_BINDIR)/get-os.sh) get-os-sh-not-found)
+SSH_WRAPPER_SH              := $(CWD)/ssh-wrapper.sh
+
+EXCLUDES_FILE               ?= exclude.txt
+EXCLUDES_FILES               = $(wildcard exclude-$(shell $(GET_OS_SH) name 2>/dev/null).txt exclude-$(shell $(GET_OS_SH) 2>/dev/null).txt $(EXCLUDES_FILE))
+ifneq ($(EXCLUDES_FILES),)
+  EXCLUDE_FROM_BUILD        += $(shell sed 's/\#.*//g' $(EXCLUDES_FILES))
+endif
+OFFLINE_PROJECTS            ?= $(EXCLUDE_FROM_BUILD)
+
+TEXT_FILES_CACHE            ?= text-files.txt
+
+ifndef JANWARE_USER
+  ifneq ($(wildcard CVS/Root),)
+    JANWARE_USER             = $(shell sed '/^:ext/ !d; s/:ext:\([^@]\+\)@.*/\1/' CVS/Root)
+    $(warning Assuming JANWARE_USER=$(JANWARE_USER) from CVS/Root)
+  else
+    JANWARE_USER             = $(shell id -un)
+    $(warning Assuming JANWARE_USER=$(JANWARE_USER) from id -un)
+  endif
+  $(warning Explicitly set environment variable JANWARE_USER to turn off this warning!)
+endif
+
+ifeq ($(JANWARE_USER),)
+  OFFLINE                   ?= true
+else
+  export JANWARE_USER
+endif
+
+ifeq ($(OFFLINE),true)
+  UNAVAILABLE_TARGETS       ?= pull.done update.done clone.done
+else
+  UNAVAILABLE_TARGETS       ?=
+  export CVSROOT             = :ext:$(JANWARE_USER)@cvs.janware.com:/srv/cvs
+endif
+
+ifneq ($(JW_BUILD_SSH),)
+  export CVS_RSH            := $(JW_BUILD_SSH)
+else
+  export CVS_RSH            := $(SSH_WRAPPER_SH)
+endif
+
+export GIT_SSH              := $(CVS_RSH)
+ifeq ($(filter pkg-%,$(MAKECMDGOALS)),)
+  export JW_BUILD_SSH_EXTRA_OPTS += -o StrictHostKeyChecking=no -o ControlMaster=auto -o ControlPath=/tmp/%r@jw-build:%h:%p -o ControlPersist=3m -l $(JANWARE_USER)
+endif
+
+ifneq ($(CLONE_FROM_USER),)
+  export PGIT_CLONE_FROM_USER = $(CLONE_FROM_USER)
+else
+  export PGIT_CLONE_FROM_USER = $(JANWARE_USER)
+endif
+
+ifneq ($(OFFLINE_PROJECTS),)
+  export PGIT_IGNORE          = $(OFFLINE_PROJECTS)
+endif
+
+ifneq ($(EXCLUDE_FROM_BUILD),)
+  PROJECTS_PY_EXTRA_BUILD_OPTS += --exclude "$(EXCLUDE_FROM_BUILD)"
+endif
+
+# non-interactive mode
+INTERACTIVE                 ?= true
+ifneq ($(INTERACTIVE),true)
+  DASH_Y                    := -y
+endif
+
+# ------------ external programs II
+
+BROWSER                     ?= xdg-open
+EDITOR                      ?= xdg-open
+ifeq ($(TIME),)
+  TIME                       = $(shell which time) -p
+endif
+PROJECTS_PY                  = python3 $(JWB_SCRIPT_DIR)/projects.py --prefix $(shell pwd) $(PROJECTS_PY_EXTRA_OPTS)
+PROJECTS_PY_BUILD            = $(PROJECTS_PY) build $(PROJECTS_PY_EXTRA_BUILD_OPTS)
+PGIT_SH                      = /bin/bash $(JWB_SCRIPT_DIR)/pgit.sh
+PURGE_SH                     = /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/purge-stale-projects.sh $(JW_BUILD_BINDIR)/purge-stale-projects.sh) purge-not-found)
+PKG_MANAGER_SH              ?= /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/pkg-manager.sh $(JW_BUILD_BINDIR)/pkg-manager.sh) pkg-manager-not-found)
+CREATE_PROJECT_SH           ?= /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/jw-build-create-project.sh $(JW_BUILD_BINDIR)/jw-build-create-project.sh) jw-build-create-project-not-found)
+LIST_VCS_FILES_SH            = /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/scm.sh $(JW_BUILD_BINDIR)/scm.sh) scm-sh-not-found) ls-files
+JW_PKG                       = /bin/bash $(firstword $(wildcard $(JWB_SCRIPT_DIR)/jw-pkg $(JW_BUILD_BINDIR)/jw-pkg) jw-pkg-not-found)
+GIT_SRV_ADMIN_SH             = JW_BUILD_SSH_EXTRA_OPTS="$(JW_BUILD_SSH_EXTRA_OPTS)" $(GIT_SSH) $(JANWARE_USER)@git.janware.com $(JW_BUILD_REMOTE_BINDIR)/git-srv-admin.sh
+CVS_ADMIN_SH                 = JW_BUILD_SSH_EXTRA_OPTS="$(JW_BUILD_SSH_EXTRA_OPTS)" $(GIT_SSH) $(JANWARE_USER)@cvs.janware.com $(JW_BUILD_REMOTE_BINDIR)/cvs-admin.sh
+
+# ------------ projects to be built
+
+TARGET_PROJECTS              = $(filter-out $(EXCLUDE_FROM_BUILD),$(PROJECTS))
+BUILD_PROJECTS               = $(shell $(PROJECTS_PY_BUILD) --build-order all $(TARGET_PROJECTS))
+GIT_PROJECTS                 = $(patsubst %/,%,$(dir $(wildcard $(addsuffix /.git,$(BUILD_PROJECTS)))))
+CVS_PROJECTS                 = $(patsubst %/,%,$(dir $(wildcard $(addsuffix /CVS,$(BUILD_PROJECTS)))))
+
+# ------------ targets
+
+# --- mandatory targets
+
+all: $(filter-out $(UNAVAILABLE_TARGETS),pull.done)
+	$(TIME) $(PROJECTS_PY_BUILD) $@ $(TARGET_PROJECTS)
+clean: clean-dirs
+distclean: clean-all-dirs done.clean
+install:
+	@echo
+	@echo "  Target install is not supported by this Makefile."
+	@echo "  Target pkg-rebuild-reinstall might be what you are looking for."
+	@echo
+	@exit 1
+
+# --- build targets
+
+rebuild: clean purge pull subdirs-all
+
+subdirs-%:
+	FORCE_REBUILD_SUBDIRS=true make $*
+
+# --- informative-only targets
+
+help doc-project doc-module:
+	$(BROWSER) $(firstword $(shell sed '/https:/ !d; s%.*https%https%; s/ .*//' $(firstword $(MAKEFILE_LIST))))
+
+status: $(SSH_WRAPPER_SH)
+	for p in $(CVS_PROJECTS); do test -f $$d/CVS || echo $$p; done
+	cvs status $(addsuffix VERSION,$(CVS_PROJECTS))
+	$(PGIT_SH) -uno status
+
+build-order-%: $(filter-out $(UNAVAILABLE_TARGETS),pull.done)
+	$(PROJECTS_PY_BUILD) --build-order $* $(TARGET_PROJECTS) | sed 's/  */\n/g'
+
+build-order: build-order-all
+
+echo-build-deps:
+	@$(PROJECTS_PY) required-os-pkg --skip-excluded --flavours "build" $(TARGET_PROJECTS)
+
+echo-install-deps:
+	@$(PROJECTS_PY) required-os-pkg --skip-excluded --flavours "build run" $(TARGET_PROJECTS)
+
+echo-release-deps:
+	@$(PROJECTS_PY) required-os-pkg --skip-excluded --flavours "build run release" $(TARGET_PROJECTS)
+echo-os:
+	@$(GET_OS_SH)
+
+echo-projects:
+	@echo $(PROJECTS)
+
+echo-target-projects:
+	@echo $(TARGET_PROJECTS)
+
+echo-excludes:
+	@echo $(EXCLUDE_FROM_BUILD)
+
+edit-%: | $(TEXT_FILES_CACHE)
+	$(EDITOR) $(shell grep "/$*$$" $(TEXT_FILES_CACHE))
+
+distclean: clean.text-files-cache
+clean.text-files-cache:
+	rm -f $(TEXT_FILES_CACHE)
+list-files:
+	@realpath PROJECTS_MAKEFILE_NAME
+	@for p in $(BUILD_PROJECTS); do \
+		$(LIST_VCS_FILES_SH) -znf $$p | sed -z "s/^/$$p\//" | \
+			xargs -0 realpath ;\
+	done
+$(TEXT_FILES_CACHE):
+	@make -s text-files-update
+text-files-update:
+	make -s --no-print-directory list-files | tr '\n' '\0' | xargs -0 file -N | sed "/:.*text/I !d; s/:.*//" > $(TEXT_FILES_CACHE).tmp
+	mv $(TEXT_FILES_CACHE).tmp $(TEXT_FILES_CACHE)
+text-files-update-all:
+	@PROJECTS_TXT= make text-files-update
+text-files-list list-text-files: | $(TEXT_FILES_CACHE)
+	@cat $(TEXT_FILES_CACHE)
+text-files-list-0 list-text-files-0: | $(TEXT_FILES_CACHE)
+	@cat $(TEXT_FILES_CACHE) | tr '\n' '\0'
+
+cloc:
+	for p in $(GIT_PROJECTS); do \
+		git -C $$p submodule status | sed "s|^ *\([^ ]\+\) \+\([^ ]\+\)  *.*|$$p/\2|" ;\
+	done > cloc-ignore.txt
+	for p in $(foreach s,dist include bin lib,$(addsuffix /$s,$(BUILD_PROJECTS))); do \
+		echo $$p >> cloc-ignore.txt ;\
+	done
+	cloc --exclude-list-file=cloc-ignore.txt $(BUILD_PROJECTS)
+
+# --- package-related targets
+
+pkg-manager-refresh:
+	$(PKG_MANAGER_SH) refresh $(DASH_Y)
+
+pkg-install-build-deps:
+	$(PKG_MANAGER_SH) install $(DASH_Y) "$(BASE_PKGS) $(shell $(PROJECTS_PY) required-os-pkg --skip-excluded --flavours build $(TARGET_PROJECTS))"
+
+pkg-install-release-deps:
+	$(PKG_MANAGER_SH) install $(DASH_Y) "$(BASE_PKGS) $(shell $(PROJECTS_PY) required-os-pkg --skip-excluded --flavours 'build run release' $(TARGET_PROJECTS))"
+
+pkg-exclude-built-today:
+	touch $(EXCLUDES_FILE)
+	$(JW_PKG) built-today > built-today.tmp
+	cat $(EXCLUDES_FILE) built-today.tmp | sed 's/  */\n/g' | sort -u > $(EXCLUDES_FILE).tmp
+	mv $(EXCLUDES_FILE).tmp $(EXCLUDES_FILE)
+distclean: clean.pkg-exclude-built-today
+clean.pkg-exclude-built-today:
+	rm -f $(EXCLUDES_FILE).tmp built-today.tmp
+
+pkg-exclude-installed:
+	$(JW_PKG) list-projects | while read p; do sed -i "s/^# *$$p$$/$$p/" $(EXCLUDES_FILE) ; done
+
+pkg-list-groups:
+	@find . -name project.conf | xargs sed '/^ *group *=/!d; s/group *= *//; s/"//g' | sort -u
+
+pkg-release-reinstall: $(PREREQ_RELEASE)
+
+pkg-release-all:
+	/bin/bash ./packager-client/scripts/packager-client-2.sh
+
+pkg-fetch-from-%:
+	ssh $* /opt/jw-base/bin/jw-pkg list -s > $(PROJECTS_TXT).tmp
+	mv $(PROJECTS_TXT).tmp $(PROJECTS_TXT)
+
+pkg-init-%:
+	$(CREATE_PROJECT_SH) $*
+
+pkg-%: $(filter-out $(UNAVAILABLE_TARGETS),pull.done)
+	$(PROJECTS_PY_BUILD) $@ $(TARGET_PROJECTS)
+
+# --- generic cleanup targets
+
+clean-dirs:
+	echo $(sort $(dir $(wildcard */*.done))) | xargs -r $(PROJECTS_PY_BUILD) clean
+
+clean-all-dirs:
+	$(PROJECTS_PY_BUILD) clean $(PROJECTS)
+	make clean-dirs
+
+purge: $(SSH_WRAPPER_SH)
+ifneq ($(PURGE_SH),/bin/bash purge-not-found)
+	$(PURGE_SH)
+endif
+
+$(PROJECTS_TXT):
+	echo $(PROJECTS) | sed 's/ /\n/g; s%/%%g' > $@
+
+done.clean:
+	rm -f *.done
+
+# --- collab targets
+
+list-maintainers: $(SSH_WRAPPER_SH)
+	$(GIT_SRV_ADMIN_SH) $@
+
+update pull: purge cvs-update git-clone
+	touch pull.done
+
+sync: pull push
+
+sync-all: pull-all push-all
+
+sync-%:
+	ssh $* make -C $(shell pwd) sync
+
+pull-all: purge cvs-update git-clone git-pull-all
+	touch clone.done
+	touch pull.done
+
+diff-all diff: $(SSH_WRAPPER_SH)
+	cvs diff -u; $(PGIT_SH) diff
+
+cvs-diff: $(SSH_WRAPPER_SH)
+	cvs diff -u
+
+cvs-update: $(SSH_WRAPPER_SH)
+	rm -f $@.done
+	make $@.done
+
+git-push push: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) push
+
+git-push-all: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) push --all --recurse-submodules=on-demand
+
+git-diff: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) diff
+
+git-short-diff: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) diff --shortstat
+
+git-status:
+	$(PGIT_SH) status -uno
+
+
+git-pull: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) clone
+
+git-pull-mini: $(SSH_WRAPPER_SH)
+	PGIT_CLONE_PROJECTS="$(patsubst %/.git,%,$(wildcard $(addsuffix /.git,$(shell make -s build-order))))" $(PGIT_SH) clone
+
+git-pull-all: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) pull --all
+
+git-clone: $(SSH_WRAPPER_SH)
+	$(PGIT_SH) clone
+	touch clone.done
+
+git-clone-%: $(SSH_WRAPPER_SH)
+	PGIT_CLONE_FROM_USER=$* $(PGIT_SH) clone
+
+git-show-non-master-branches:
+	@$(PGIT_SH) branch 2>&1 | \
+		sed '/^#\|^*/!d; s/.*git -C //; s/ *branch *//; s/ *\* *//' | \
+		while read p; do \
+			read b ;\
+			if [ "$$b" != "master" ]; then \
+				echo " * $$p:	$$b" ;\
+			fi ;\
+		done
+
+# git-echo-link-<filename> returns a string functioning as hyperlink to
+# matching files in git when embedded into a janware wiki or ticket.
+git-echo-links-%: | $(TEXT_FILES_CACHE)
+	sed "/$*$$/!d; s%$(CWD)%%; s|^|\n  \[\[jgit>/proj/$(JANWARE_USER)/|; s/$$/|$*\]\]\n/" $(TEXT_FILES_CACHE)
+
+git-update-project-descriptions: $(SSH_WRAPPER_SH)
+	$(GIT_SRV_ADMIN_SH) -j update-descriptions all
+
+git-pull-%: $(SSH_WRAPPER_SH) cvs-update.done
+	PGIT_CLONE_FROM_USER=$* $(PGIT_SH) clone
+
+git-commit:
+	$(PGIT_SH) commit
+
+git-conv-%: $(SSH_WRAPPER_SH)
+	[ -e $*/.git ] || { \
+		mv $* old/ ;\
+		if PROJECTS="$*" make clone; then \
+			sed -i "/^D\/$*\// d" CVS/Entries ;\
+		else \
+			mv old/$* . ;\
+		fi \
+	}
+
+git-check-conv: $(SSH_WRAPPER_SH)
+	for p in `$(GIT_SRV_ADMIN_SH) -u jan -j list-personal-projects`; do \
+		make git-conv-$$p ;\
+	done
+
+# --- rules
+
+$(SSH_WRAPPER_SH): $(PROJECTS_MAKEFILE_NAME)
+	/bin/echo -e '#!/bin/bash $(SSH_WRAPPER_TRACE)\n\nexec /usr/bin/ssh $$JW_BUILD_SSH_EXTRA_OPTS "$$@"' > $@.tmp
+	chmod 700 $@.tmp
+	mv $@.tmp $@
+ssh-wrapper: $(SSH_WRAPPER_SH)
+clean.ssh-wrapper:
+	rm -f $(SSH_WRAPPER_SH)
+distclean: clean.ssh-wrapper
+
+define check_cvs_user
+	@if ! grep -q ":ext:$(JANWARE_USER)@" CVS/Root; then \
+		echo "Wrong username in CVS/Root, change that to: $(CVSROOT)" ;\
+		exit 1; \
+	fi
+endef
+
+cvsdir.done: $(SSH_WRAPPER_SH)
+	if [ ! -d CVS ]; then \
+		mkdir CVS && \
+		echo $(CVSROOT) > CVS/Root && \
+		echo proj > CVS/Repository && \
+		touch CVS/Entries ;\
+	fi
+	touch $@
+
+cvs-update.done: cvsdir.done $(SSH_WRAPPER_SH)
+	$(check_cvs_user)
+	cvs update -dP Makefile $(shell $(CVS_ADMIN_SH) list-projects)
+	touch $@
+
+update.done: purge
+
+pull.done: $(filter-out $(UNAVAILABLE_TARGETS),cvs-update.done clone.done)
+	touch $@
+
+clone.done: $(filter-out $(UNAVAILABLE_TARGETS),$(SSH_WRAPPER_SH))
+	$(PGIT_SH) clone
+	touch $@