diff --git a/makefiles/help.mk b/makefiles/help.mk
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+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# -----------------------------------------------------------------------
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+.PHONY: help
+help :: help-usage help-by-target
+
+help-usage :
+	@echo "Usage: $(MAKE) [options] [target] ..."
+	@echo
+	@echo "[LINT]"
+	@echo "  lint-mod               Verify the integrity of the 'mod' files"
+	@echo "  sca                    Run static code analysis with the golangci-lint tool"
+	@echo
+	@echo "[CLEAN]"
+	@echo "  clean                  Remove files created by the build"
+	@echo "  distclean              Remove build and testing artifacts and reports"
+	@echo "[RELEASE]"
+	@echo "  mod-update             go.mod with released versions, update go.sum and vendor/ files"
+
+help-by-target:
+	@echo
+	@grep --no-filename '^[[:alpha:]_-]*:.* ##' $(MAKEFILE_LIST) \
+	    | sort \
+	    | awk 'BEGIN {FS=":.* ## "}; {printf "%-25s : %s\n", $$1, $$2};'
+
+# [EOF]