diff --git a/Makefile b/Makefile
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+# ** header v3.0
+# This file is a part of the CaosDB Project.
+#
+# Copyright (C) 2021 IndiScale GmbH <info@indiscale.com>
+# Copyright (C) 2021 Daniel Hornung <d.hornung@indiscale.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+#
+# ** end header
+
+# This Makefile is a wrapper for several other scripts.
+
+
+CLANG-FORMAT = clang-format-11
+
+.PHONY: help
+help:
+	@echo "Targets:"
+	@echo "    conan-install - Install locally with Conan."
+	@echo "    style - auto-format the source files."
+
+style:
+	$(CLANG-FORMAT) -i --verbose \
+	 $$(find test/ src/ include/ -type f -iname "*.cpp" -o -iname "*.h" -o -iname "*.h.in")
+.PHONY: style
+
+conan-install:
+	conan create . -s "compiler.libcxx=libstdc++11"
+.PHONY: install