diff --git a/applications/stream-applications-core/pom.xml b/applications/stream-applications-core/pom.xml
index 179f1116..f3356f8e 100644
--- a/applications/stream-applications-core/pom.xml
+++ b/applications/stream-applications-core/pom.xml
@@ -36,15 +36,14 @@
         <maven-checkstyle-plugin.failOnViolation>true</maven-checkstyle-plugin.failOnViolation>
         <maven-checkstyle-plugin.includeTestSourceDirectory>true</maven-checkstyle-plugin.includeTestSourceDirectory>
         <puppycrawl-tools-checkstyle.version>8.29</puppycrawl-tools-checkstyle.version>
+        <checkstyle.location>../../etc/checkstyle</checkstyle.location>
         <checkstyle.suppressions.file>
-            https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml
+           ${checkstyle.location}/checkstyle-suppressions.xml
         </checkstyle.suppressions.file>
         <checkstyle.nohttp.file>
-            https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/nohttp-checkstyle.xml
+           ${checkstyle.location}/nohttp-checkstyle.xml
         </checkstyle.nohttp.file>
-        <checkstyle.additional.suppressions.file>
-            https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml
-        </checkstyle.additional.suppressions.file>
+        <checkstyle.additional.suppressions.file>${checkstyle.location}/checkstyle-suppressions.xml</checkstyle.additional.suppressions.file>
         <nohttp-checkstyle.version>0.0.2.RELEASE</nohttp-checkstyle.version>
         <disable.nohttp.checks>true</disable.nohttp.checks>
         <spring-javaformat-checkstyle.version>0.0.7</spring-javaformat-checkstyle.version>
@@ -389,8 +388,8 @@
                         <inherited>true</inherited>
                         <configuration>
                             <skip>${disable.checks}</skip>
-                            <configLocation>checkstyle.xml</configLocation>
-                            <headerLocation>checkstyle-header.txt</headerLocation>
+                            <configLocation>${checkstyle.location}/checkstyle.xml</configLocation>
+                            <headerLocation>${checkstyle.location}/checkstyle-header.txt</headerLocation>
                             <propertyExpansion>
                                 checkstyle.build.directory=${project.build.directory}
                                 checkstyle.suppressions.file=${checkstyle.suppressions.file}
diff --git a/etc/checkstyle/checkstyle-header.txt b/etc/checkstyle/checkstyle-header.txt
new file mode 100644
index 00000000..39429ee6
--- /dev/null
+++ b/etc/checkstyle/checkstyle-header.txt
@@ -0,0 +1,17 @@
+^\Q/*\E$
+^\Q * Copyright \E20\d\d\-20\d\d\Q the original author or authors.\E$
+^\Q *\E$
+^\Q * Licensed under the Apache License, Version 2.0 (the "License");\E$
+^\Q * you may not use this file except in compliance with the License.\E$
+^\Q * You may obtain a copy of the License at\E$
+^\Q *\E$
+^\Q *      https://www.apache.org/licenses/LICENSE-2.0\E$
+^\Q *\E$
+^\Q * Unless required by applicable law or agreed to in writing, software\E$
+^\Q * distributed under the License is distributed on an "AS IS" BASIS,\E$
+^\Q * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\E$
+^\Q * See the License for the specific language governing permissions and\E$
+^\Q * limitations under the License.\E$
+^\Q */\E$
+^$
+^.*$
diff --git a/etc/checkstyle/checkstyle-suppressions.xml b/etc/checkstyle/checkstyle-suppressions.xml
new file mode 100644
index 00000000..b7204284
--- /dev/null
+++ b/etc/checkstyle/checkstyle-suppressions.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+<!DOCTYPE suppressions PUBLIC
+		"-//Puppy Crawl//DTD Suppressions 1.1//EN"
+		"https://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
+<suppressions>
+	<suppress files="[\\/]src[\\/]test[\\/](java|groovy)[\\/]"
+			  checks="(Javadoc*|HideUtility*)"/>
+	<suppress files=".*sample.*" checks="(Javadoc*|HideUtility*)"/>
+	<suppress files=".*example.*" checks="(Javadoc*|HideUtility*)"/>
+	<suppress files=".*integration-tests.*" checks="(Javadoc*|HideUtility*)"/>
+	<suppress files="(.*Tests\.java|.*Tests\.groovy)" checks="Javadoc*"/>
+	<suppress files=".*src.test.java.*" checks="Javadoc*"/>
+	<suppress files="generated-sources" checks="[a-zA-Z0-9]*"/>
+	<suppress files=".*target.*" checks="[a-zA-Z0-9]*"/>
+	<suppress files=".*build.*" checks="[a-zA-Z0-9]*"/>
+</suppressions>
\ No newline at end of file
diff --git a/etc/checkstyle/checkstyle.xml b/etc/checkstyle/checkstyle.xml
new file mode 100644
index 00000000..c3e1de40
--- /dev/null
+++ b/etc/checkstyle/checkstyle.xml
@@ -0,0 +1,196 @@
+<?xml version="1.0"?>
+<!DOCTYPE module PUBLIC
+		"-//Puppy Crawl//DTD Check Configuration 1.3//EN"
+		"https://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+<module name="com.puppycrawl.tools.checkstyle.Checker">
+
+	<module name="SuppressionFilter">
+		<property name="file" value="${checkstyle.suppressions.file}"/>
+		<property name="optional" value="true"/>
+	</module>
+
+	<module name="SuppressionFilter">
+		<property name="file" value="${checkstyle.additional.suppressions.file}"/>
+		<property name="optional" value="true"/>
+	</module>
+
+	<!-- TAKEN FROM SPRING BOOT -->
+	<!-- Root Checks -->
+	<module name="com.puppycrawl.tools.checkstyle.checks.header.RegexpHeaderCheck">
+		<property name="headerFile" value="${checkstyle.header.file}"/>
+		<property name="fileExtensions" value="java,groovy"/>
+	</module>
+	<module name="com.puppycrawl.tools.checkstyle.checks.NewlineAtEndOfFileCheck">
+		<property name="lineSeparator" value="lf"/>
+	</module>
+
+	<!-- TreeWalker Checks -->
+	<module name="com.puppycrawl.tools.checkstyle.TreeWalker">
+		<property name="tabWidth" value="1"/>
+
+		<!-- Spring Cloud ones -->
+		<!-- <module name="LineLength">
+			<property name="max" value="120"/>
+		</module> -->
+
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck">
+			<property name="illegalPkgs" value="com.google.common"/>
+		</module>
+
+		<module name="SuppressionCommentFilter">
+			<property name="offCommentFormat" value="@checkstyle:off"/>
+			<property name="onCommentFormat" value="@checkstyle:on"/>
+		</module>
+
+		<!-- TAKEN FROM SPRING BOOT -->
+		<!-- Annotations -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.annotation.AnnotationUseStyleCheck">
+			<property name="elementStyle" value="compact"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.annotation.MissingOverrideCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.annotation.PackageAnnotationCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.annotation.AnnotationLocationCheck">
+			<property name="allowSamelineSingleParameterlessAnnotation"
+					  value="false"/>
+		</module>
+
+		<!-- Block Checks -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.blocks.EmptyBlockCheck">
+			<property name="option" value="text"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.blocks.LeftCurlyCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.blocks.RightCurlyCheck">
+			<property name="option" value="alone"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.blocks.NeedBracesCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.blocks.AvoidNestedBlocksCheck"/>
+
+		<!-- Class Design -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.design.FinalClassCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.design.InterfaceIsTypeCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.design.HideUtilityClassConstructorCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.design.MutableExceptionCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.design.InnerTypeLastCheck"/>
+		<!--<module name="com.puppycrawl.tools.checkstyle.checks.design.OneTopLevelClassCheck" />-->
+
+		<!-- Coding -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.CovariantEqualsCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.EmptyStatementCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.EqualsHashCodeCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.InnerAssignmentCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.SimplifyBooleanExpressionCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.SimplifyBooleanReturnCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.StringLiteralEqualityCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.NestedForDepthCheck">
+			<property name="max" value="3"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.NestedIfDepthCheck">
+			<property name="max" value="3"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.NestedTryDepthCheck">
+			<property name="max" value="3"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.MultipleVariableDeclarationsCheck"/>
+		<!--<module name="com.puppycrawl.tools.checkstyle.checks.coding.RequireThisCheck">
+			<property name="checkMethods" value="false" />
+			<property name="validateOnlyOverlapping" value="false" />
+		</module>-->
+		<module name="com.puppycrawl.tools.checkstyle.checks.coding.OneStatementPerLineCheck"/>
+
+		<!-- Imports -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.AvoidStarImportCheck"/>
+		<!--<module name="com.puppycrawl.tools.checkstyle.checks.imports.AvoidStaticImportCheck">-->
+		<!--<property name="excludes"-->
+		<!--value="io.restassured.RestAssured.*, org.assertj.core.api.Assertions.*, org.assertj.core.api.Assumptions.*, org.awaitility.Awaitility.*, org.junit.Assert.*, org.junit.Assume.*, org.junit.internal.matchers.ThrowableMessageMatcher.*, org.junit.jupiter.api.Assertions.*, org.hamcrest.CoreMatchers.*, org.hamcrest.Matchers.*, org.springframework.boot.configurationprocessor.ConfigurationMetadataMatchers.*, org.springframework.boot.configurationprocessor.TestCompiler.*, org.springframework.boot.test.autoconfigure.AutoConfigurationImportedCondition.*, org.mockito.Mockito.*, org.mockito.BDDMockito.*, org.mockito.ArgumentMatchers.*, org.mockito.Matchers.*, org.springframework.restdocs.headers.HeaderDocumentation.*, org.springframework.restdocs.hypermedia.HypermediaDocumentation.*, org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.*, org.springframework.restdocs.mockmvc.RestDocumentationRequestBuilders.*, org.springframework.restdocs.operation.preprocess.Preprocessors.*, org.springframework.restdocs.payload.PayloadDocumentation.*, org.springframework.restdocs.request.RequestDocumentation.*, org.springframework.restdocs.restassured3.operation.preprocess.RestAssuredPreprocessors.*, org.springframework.restdocs.restassured3.RestAssuredRestDocumentation.*, org.springframework.restdocs.snippet.Attributes.*, org.springframework.restdocs.webtestclient.WebTestClientRestDocumentation.*, org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*, org.springframework.test.web.servlet.result.MockMvcResultMatchers.*, org.springframework.security.test.web.servlet.request.SecurityMockMvcRequestBuilders.*, org.springframework.security.test.web.servlet.request.SecurityMockMvcRequestPostProcessors.*, org.springframework.security.test.web.servlet.setup.SecurityMockMvcConfigurers.*, org.springframework.hateoas.mvc.ControllerLinkBuilder.linkTo, org.springframework.test.web.client.ExpectedCount.*, org.springframework.test.web.client.match.MockRestRequestMatchers.*, org.springframework.test.web.client.response.MockRestResponseCreators.*, org.springframework.test.web.servlet.result.MockMvcResultHandlers.*, org.springframework.web.reactive.function.BodyInserters.*, org.springframework.web.reactive.function.server.RequestPredicates.*, org.springframework.web.reactive.function.server.RouterFunctions.*, org.springframework.test.web.servlet.setup.MockMvcBuilders.*" />-->
+		<!--</module>-->
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.RedundantImportCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.UnusedImportsCheck">
+			<property name="processJavadoc" value="true"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.imports.ImportOrderCheck">
+			<property name="groups" value="java,/^javax?\./,*,org.springframework"/>
+			<property name="ordered" value="true"/>
+			<property name="separated" value="true"/>
+			<property name="option" value="bottom"/>
+			<property name="sortStaticImportsAlphabetically" value="true"/>
+		</module>
+
+		<!-- Javadoc Comments -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.JavadocTypeCheck">
+			<property name="scope" value="public"/>
+			<property name="excludeScope" value="package"/>
+			<property name="authorFormat" value=".+\s.+"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.JavadocVariableCheck">
+			<property name="scope" value="public"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.JavadocStyleCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.NonEmptyAtclauseDescriptionCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.JavadocTagContinuationIndentationCheck">
+			<property name="offset" value="0"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.AtclauseOrderCheck">
+			<property name="target" value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF"/>
+			<property name="tagOrder"
+					  value="@param, @author, @since, @see, @version, @serial, @deprecated"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.javadoc.AtclauseOrderCheck">
+			<property name="target" value="METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
+			<property name="tagOrder"
+					  value="@param, @return, @throws, @since, @deprecated, @see"/>
+		</module>
+
+		<!-- Miscellaneous -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.indentation.CommentsIndentationCheck">
+			<property name="tokens" value="BLOCK_COMMENT_BEGIN"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.UpperEllCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.ArrayTypeStyleCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.OuterTypeFilenameCheck"/>
+
+		<!-- Modifiers -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.modifier.RedundantModifierCheck"/>
+
+		<!-- Regexp -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.regexp.RegexpSinglelineJavaCheck">
+			<property name="format" value="^\t* +\t*\S"/>
+			<property name="message"
+					  value="Line has leading space characters; indentation should be performed with tabs only."/>
+			<property name="ignoreComments" value="true"/>
+		</module>
+		<!--<module name="com.puppycrawl.tools.checkstyle.checks.regexp.RegexpSinglelineJavaCheck">
+			<property name="maximum" value="0"/>
+			<property name="format" value="org\.mockito\.Mockito\.(when|doThrow|doAnswer)" />
+			<property name="message"
+					  value="Please use BDDMockito imports." />
+			<property name="ignoreComments" value="true" />
+		</module>-->
+		<module name="com.puppycrawl.tools.checkstyle.checks.regexp.RegexpSinglelineJavaCheck">
+			<property name="maximum" value="0"/>
+			<property name="format"
+					  value="org\.junit\.(Assert|jupiter\.api\.Assertions)\.assert"/>
+			<property name="message"
+					  value="Please use AssertJ imports."/>
+			<property name="ignoreComments" value="true"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.regexp.RegexpCheck">
+			<property name="format" value="[ \t]+$"/>
+			<property name="illegalPattern" value="true"/>
+			<property name="message" value="Trailing whitespace"/>
+		</module>
+
+		<!-- Whitespace -->
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.GenericWhitespaceCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.MethodParamPadCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.NoWhitespaceAfterCheck">
+			<property name="tokens"
+					  value="BNOT, DEC, DOT, INC, LNOT, UNARY_MINUS, UNARY_PLUS, ARRAY_DECLARATOR"/>
+		</module>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.NoWhitespaceBeforeCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.ParenPadCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.TypecastParenPadCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.WhitespaceAfterCheck"/>
+		<module name="com.puppycrawl.tools.checkstyle.checks.whitespace.WhitespaceAroundCheck"/>
+	</module>
+</module>
diff --git a/etc/checkstyle/nohttp-checkstyle.xml b/etc/checkstyle/nohttp-checkstyle.xml
new file mode 100644
index 00000000..4e21a0bd
--- /dev/null
+++ b/etc/checkstyle/nohttp-checkstyle.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0"?>
+<!--
+  ~ Copyright 2002-2019 the original author or authors.
+  ~
+  ~ 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
+  ~
+  ~      https://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.
+  -->
+
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
+		"https://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+<module name="Checker">
+
+	<!-- Configure checker to use UTF-8 encoding -->
+	<property name="charset" value="UTF-8"/>
+	<!-- Configure checker to run on files with these extensions -->
+	<property name="fileExtensions" value=""/>
+	<!-- For detailed checkstyle configuration, see https://github.com/spring-io/nohttp/tree/master/nohttp-checkstyle -->
+	<!--<module name="io.spring.nohttp.checkstyle.check.NoHttpCheck">
+	</module>-->
+</module>
\ No newline at end of file
diff --git a/functions/pom.xml b/functions/pom.xml
index 94c3cc2f..dbceaf2d 100644
--- a/functions/pom.xml
+++ b/functions/pom.xml
@@ -24,14 +24,15 @@
 		<maven-checkstyle-plugin.failOnViolation>true</maven-checkstyle-plugin.failOnViolation>
 		<maven-checkstyle-plugin.includeTestSourceDirectory>true</maven-checkstyle-plugin.includeTestSourceDirectory>
 		<puppycrawl-tools-checkstyle.version>8.29</puppycrawl-tools-checkstyle.version>
+		<checkstyle.location>../etc/checkstyle</checkstyle.location>
 		<checkstyle.suppressions.file>
-			https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml
+			${checkstyle.location}/checkstyle-suppressions.xml
 		</checkstyle.suppressions.file>
 		<checkstyle.nohttp.file>
-			https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/nohttp-checkstyle.xml
+			${checkstyle.location}/nohttp-checkstyle.xml
 		</checkstyle.nohttp.file>
 		<checkstyle.additional.suppressions.file>
-			https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml
+			${checkstyle.location}/checkstyle-suppressions.xml
 		</checkstyle.additional.suppressions.file>
 		<nohttp-checkstyle.version>0.0.2.RELEASE</nohttp-checkstyle.version>
 		<disable.nohttp.checks>true</disable.nohttp.checks>
@@ -179,8 +180,8 @@
 						<inherited>true</inherited>
 						<configuration>
 							<skip>${disable.checks}</skip>
-							<configLocation>checkstyle.xml</configLocation>
-							<headerLocation>checkstyle-header.txt</headerLocation>
+							<configLocation>${checkstyle.location}/checkstyle.xml</configLocation>
+							<headerLocation>${checkstyle.location}/checkstyle-header.txt</headerLocation>
 							<propertyExpansion>
 								checkstyle.build.directory=${project.build.directory}
 								checkstyle.suppressions.file=${checkstyle.suppressions.file}