diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index fcac78b3..98d82207 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -130,15 +130,18 @@ pkg-install-prereq-release:
 pkg-exclude-built-today:
 	$(JANWARE_PKG) built-today > $(EXCLUDES_FILE)
 
+pkg-list-groups:
+	@find . -name project.conf | xargs sed '/^ *group *=/!d; s/group *= *//; s/"//g' | sort -u
+
+pkg-%: pull.done
+	$(BUILD_PY) $@ $(BUILD_PROJECTS)
+
 init-project-%:
 	$(CREATE_PROJECT_SH) $*
 
 doc-project doc-module:
 	$(BROWSER) $(firstword $(shell sed '/https:/ !d; s%.*https%https%; s/ .*//' $(firstword $(MAKEFILE_LIST))))
 
-pkg-%: pull.done
-	$(BUILD_PY) $@ $(BUILD_PROJECTS)
-
 status: ssh-wrapper.sh
 	for p in $(CVS_PROJECTS); do test -f $$d/CVS || echo $$p; done 
 	cvs status $(addsuffix VERSION,$(CVS_PROJECTS))