diff --git a/Makefile.custom.mk b/Makefile.custom.mk
new file mode 100644
index 00000000..99f8b3d7
--- /dev/null
+++ b/Makefile.custom.mk
@@ -0,0 +1,52 @@
+.PHONY: fmt
+fmt: ## Run go fmt against code.
+	go fmt ./...
+
+.PHONY: vet
+vet: ## Run go vet against code.
+	go vet ./...
+
+.PHONY: test-unit
+test-unit: ginkgo generate fmt vet envtest ## Run unit tests
+	KUBEBUILDER_ASSETS="$(shell $(ENVTEST) use $(ENVTEST_K8S_VERSION) -p path)" $(GINKGO) -p --nodes 4 -r -randomize-all --randomize-suites --skip-package=tests --cover --coverpkg=`go list ./... | grep -v fakes | tr '\n' ','` ./...
+
+.PHONY: test-all
+test-all: test-unit ## Run all tests
+
+.PHONY: coverage-html
+coverage-html: test-unit
+	go tool cover -html coverprofile.out
+
+ENVTEST = $(shell pwd)/bin/setup-envtest
+.PHONY: envtest
+envtest: ## Download envtest-setup locally if necessary.
+	$(call go-get-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest@latest)
+
+GINKGO = $(shell pwd)/bin/ginkgo
+.PHONY: ginkgo
+ginkgo: ## Download ginkgo locally if necessary.
+	$(call go-get-tool,$(GINKGO),github.com/onsi/ginkgo/v2/ginkgo@latest)
+
+DOCKER_COMPOSE = $(shell pwd)/bin/docker-compose
+.PHONY: docker-compose
+docker-compose: ## Download docker-compose locally if necessary.
+	$(eval LATEST_RELEASE = $(shell curl -s https://api.github.com/repos/docker/compose/releases/latest | jq -r '.tag_name'))
+	curl -sL "https://github.com/docker/compose/releases/download/$(LATEST_RELEASE)/docker-compose-linux-x86_64" -o $(DOCKER_COMPOSE)
+	chmod +x $(DOCKER_COMPOSE)
+
+local:
+	./hack/bin/run-local.sh
+
+# go-get-tool will 'go get' any package $2 and install it to $1.
+PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
+define go-get-tool
+@[ -f $(1) ] || { \
+set -e ;\
+TMP_DIR=$$(mktemp -d) ;\
+cd $$TMP_DIR ;\
+go mod init tmp ;\
+echo "Downloading $(2)" ;\
+GOBIN=$(PROJECT_DIR)/bin go install $(2) ;\
+rm -rf $$TMP_DIR ;\
+}
+endef