diff --git a/makefiles/lint/groovy/README.md b/makefiles/lint/groovy/README.md
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+++ b/makefiles/lint/groovy/README.md
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+# lint: groovy source
+
+# Invoke the linting tool
+% make lint-groovy
+
+# Alt checking: groovy interpreter
+
+Odd syntax errors can be detected by the groovy interpreter.
+
+% groovy path/to/{source}.groovy
+
+jjb/ pipeline scripts will eventually due to syntax problems but groovy can
+still detect problems like mismatched quotes, invalid op tokens, etc.
diff --git a/makefiles/lint/groovy/include.mk b/makefiles/lint/groovy/include.mk
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+++ b/makefiles/lint/groovy/include.mk
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+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022-2023 Open Networking Foundation (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.
+# -----------------------------------------------------------------------
+# https://gerrit.opencord.org/plugins/gitiles/onf-make
+# ONF.makefiles.lint.groovy.version = 1.1.1 (+local edits)
+# -----------------------------------------------------------------------
+
+##-------------------##
+##---]  GLOBALS  [---##
+##-------------------##
+
+groovy-check      := npm-groovy-lint
+
+groovy-check-args := $(null)
+# groovy-check-args += --loglevel info
+# groovy-check-args += --ignorepattern
+# groovy-check-args += --verbose
+
+##-------------------##
+##---]  TARGETS  [---##
+##-------------------##
+
+## -----------------------------------------------------------------------
+## Intent: Enabled by repository_sandbox_root/config.mk
+## -----------------------------------------------------------------------
+ifndef NO-LINT-GROOVY
+  lint : lint-groovy
+endif
+
+## -----------------------------------------------------------------------
+## Target type: lint all or individual files:
+##   o make lint-groovy GROOVY_SRC="a/b/c.groovy d/e/f.groovy"
+## -----------------------------------------------------------------------
+lint-groovy : lint-groovy-$(if $(GROOVY_SRC),src,all)
+
+## -----------------------------------------------------------------------
+## Intent: Perform a lint check on command line script sources
+## -----------------------------------------------------------------------
+lint-groovy-all :
+	$(groovy-check) --version
+	@echo
+	$(HIDE)$(env-clean) find . -iname '*.groovy' -print0 \
+  | $(xargs-n1) $(groovy-check) $(groovy-check-args)
+
+## -----------------------------------------------------------------------
+## Intent: On-demand lint checking
+## -----------------------------------------------------------------------
+lint-groovy-src :
+  ifndef GROOVY_SRC
+	@echo "ERROR: Usage: $(MAKE) $@ GROOVY_SRC="
+	@exit 1
+  endif
+	$(groovy-check) --version
+	@echo
+	$(HIDE) $(groovy-check) $(groovy-check-args) $(GROOVY_SRC)
+
+## -----------------------------------------------------------------------
+## Intent: Display command help
+## -----------------------------------------------------------------------
+help-summary ::
+	@echo '  lint-groovy          Syntax check groovy sources'
+  ifdef VERBOSE
+	@echo '  lint-groovy-all      Lint all sources'
+	@echo '  lint-groovy-src      Lint only files listed in GROOVY_SRC='
+  endif
+
+# [EOF]
diff --git a/makefiles/lint/groovy/urls b/makefiles/lint/groovy/urls
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+++ b/makefiles/lint/groovy/urls
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+# -*- makefile -*-
+
+# Config file and exclusions
+https://www.npmjs.com/package/npm-groovy-lint#Configuration
+
+https://github.com/nvuillam/npm-groovy-lint
+
+# [EOF]