diff --git a/Jenkinsfile b/Jenkinsfile
index 691142c386bd539e9be6e8debbd0a49deb011376..74af965187a2d82a7045194a3ab787772cc05d62 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -52,84 +52,16 @@ pipeline {
                     FAILED_STAGE = env.STAGE_NAME
                     VERSION = getRootPomVersion()
                     def serverVersion = getParentPomVersion('alfa-server/pom.xml')
-                    def clientVersion = getParentPomVersion('alfa-client/pom.xml')
 
                     if(isReleaseBranch()){
-                        if ( !isReleaseVersion([VERSION, serverVersion, clientVersion]) ) {
+                        if ( !isReleaseVersion([VERSION, serverVersion]) ) {
                             error("Keine Release Version für Branch ${env.BRANCH_NAME}.")
                         }
                     } else {
-                        if ( !isSnapshotVersion([VERSION, serverVersion, clientVersion]) ) {
+                        if ( !isSnapshotVersion([VERSION, serverVersion]) ) {
                             error("Keine Snapshot Version für Branch ${env.BRANCH_NAME}.")
                         }
                     }
-
-                    if( !isSameVersion([serverVersion, clientVersion], VERSION) ){
-                        error("Versionen sind nicht identisch")
-                    }
-                }
-            }
-        }
-
-        stage('Client') {
-            environment {
-                FORCE_COLOR = 'false'
-            }
-            steps {
-                script {
-                    FAILED_STAGE=env.STAGE_NAME
-
-                    withNPM(npmrcConfig: 'npm-nexus-auth') {
-                        sh 'npm --version'
-                        sh 'node --version'
-
-                        dir('alfa-client') {
-                            sh 'npm cache verify'
-                            sh 'npm install'
-
-                            if (isMasterBranch()) {
-                                withSonarQubeEnv('sonarqube-ozg-sh'){
-                                    sh 'npm run ci-sonar'
-                            }
-                            } else {
-                                sh 'npm run ci-test'
-                            }
-                            if (isReleaseBranch()) {
-                                sh 'npm run ci-prodBuild'
-                            }
-                            else {
-                                sh 'npm run ci-build'
-                            }
-                        }
-                    }
-                }
-            }
-            // post {
-            //     always{
-            //         junit testResults: 'alfa-client/test-report.xml', skipPublishingChecks: true
-            //     }
-            // }
-        }
-
-        stage('Build and push client container') {
-            steps {
-                script {
-                    catchError(buildResult: 'SUCCESS', stageResult: 'FAILURE') {
-                        dir('alfa-client') {
-                            IMAGE_TAG = buildVersionName()
-
-                            withNPM(npmrcConfig: 'npm-nexus-auth') {
-                                sh 'npm run ci-build-alfa-client-container'
-                            }
-
-                            withCredentials([usernamePassword(credentialsId: 'jenkins-nexus-login', usernameVariable: 'USER', passwordVariable: 'PASSWORD')]) {
-                                sh 'docker login docker.ozg-sh.de -u ${USER} -p ${PASSWORD}'
-
-                                sh "docker tag docker.ozg-sh.de/alfa-client:build-latest docker.ozg-sh.de/alfa-client:${IMAGE_TAG}"
-                                sh "docker push docker.ozg-sh.de/alfa-client:${IMAGE_TAG}"
-                            }
-                        }
-                    }
                 }
             }
         }
@@ -138,7 +70,7 @@ pipeline {
           when {
             not {
                 anyOf {
-                    branch 'master'
+                    branch 'main'
                     branch 'release'
                 }
             }
@@ -155,7 +87,7 @@ pipeline {
           }
         }
 
-        stage('Build Server artefacts, build and push docker image') {
+        stage('Build Server artifacts, build and push docker image') {
             steps {
                 script {
                     FAILED_STAGE=env.STAGE_NAME
@@ -163,10 +95,10 @@ pipeline {
 
                     configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                         sh 'mvn --version'
-                        sh "mvn -s $MAVEN_SETTINGS -pl -alfa-client clean install"
-                        sh "mvn --no-transfer-progress -s $MAVEN_SETTINGS -pl -alfa-client spring-boot:build-image -Dspring-boot.build-image.imageName=docker.ozg-sh.de/alfa:${IMAGE_TAG} -Dspring-boot.build-image.publish -Dmaven.wagon.http.retryHandler.count=3"
+                        sh "mvn -s $MAVEN_SETTINGS clean install"
+                        sh "mvn --no-transfer-progress -s $MAVEN_SETTINGS spring-boot:build-image -Dspring-boot.build-image.imageName=docker.ozg-sh.de/alfa:${IMAGE_TAG} -Dspring-boot.build-image.publish -Dmaven.wagon.http.retryHandler.count=3"
 
- 						if (isMasterBranch()) {
+ 						if (isMainBranch()) {
 	                   		try {
 	    	                    dir('alfa-service'){
 	                                withSonarQubeEnv('sonarqube-ozg-sh'){
@@ -194,7 +126,7 @@ pipeline {
                 }
 
                 configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
-                    sh 'mvn --no-transfer-progress -s $MAVEN_SETTINGS -pl -alfa-client -DskipTests deploy'
+                    sh 'mvn --no-transfer-progress -s $MAVEN_SETTINGS -DskipTests deploy'
                     sh "mvn -s $MAVEN_SETTINGS versions:revert"
                 }
             }
@@ -202,7 +134,7 @@ pipeline {
         stage('Tag and Push Docker Image') {
             when {
                 anyOf {
-                    branch 'master'
+                    branch 'main'
                     branch 'release'
                 }
             }
@@ -211,7 +143,7 @@ pipeline {
                 script {
                     FAILED_STAGE = env.STAGE_NAME
 
-                    if (isMasterBranch()) {
+                    if (isMainBranch()) {
                         tagAndPushDockerImage('snapshot-latest')
                     }
                     else if (isReleaseBranch()) {
@@ -239,29 +171,9 @@ pipeline {
             }
         }
 
-        stage('Test, build and deploy Alfa-Client Helm Chart') {
-            steps {
-                script {
-                    FAILED_STAGE=env.STAGE_NAME
-                    HELM_CHART_VERSION = buildVersionName()
-                    dir('alfa-client') {
-
-                        sh "./run_helm_test.sh"
-
-                        dir('src/main/helm') {
-
-                            sh "helm package --version=${HELM_CHART_VERSION} ."
-
-                            deployHelmChart(HELM_CHART_VERSION, "alfa-client")
-                        }
-                    }
-                }
-            }
-        }
-
         stage('Trigger Dev rollout') {
             when {
-                branch 'master'
+                branch 'main'
             }
             steps {
                 script {
@@ -291,49 +203,11 @@ pipeline {
                 }
             }
         }
-
-        stage ('Deploy SBOM to DependencyTrack') {
-            steps {
-                script {
-                    IMAGE_TAG = buildVersionName()
-
-                    configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
-                        withCredentials([string(credentialsId: 'dependency-track-api-key', variable: 'API_KEY')]) {
-
-                            dir('alfa-server') {
-                                catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
-                                    sh "mvn  --no-transfer-progress -s $MAVEN_SETTINGS io.github.pmckeown:dependency-track-maven-plugin:upload-bom -Ddependency-track.apiKey=$API_KEY -Ddependency-track.projectVersion=${IMAGE_TAG} -Ddependency-track.dependencyTrackBaseUrl=https://dependency-track.ozg-sh.de"
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        stage ('Trigger Barrierefreiheit Rollout') {
-            when {
-               branch 'barrierefreiheit-dev'
-            }
-            steps {
-                script {
-                    FAILED_STAGE = env.STAGE_NAME
-
-                    cloneGitopsRepo()
-
-                    setNewBarrierefreiheitVersion()
-
-                    pushGitopsRepo()
-
-                }
-            }
-        }
-
     }
     post {
         failure {
             script {
-                if (isMasterBranch() || isReleaseBranch()) {
+                if (isMainBranch() || isReleaseBranch()) {
                     sendFailureMessage()
                 }
             }
@@ -368,13 +242,9 @@ String validateBranchName(branchName) {
 }
 
 String buildVersionName() {
-
     if (isReleaseBranch()) {
         return getRootPomVersion()
     }
-    if (isBarrierefreiheitBranch()) {
-        return "${getRootPomVersion()}-barrierefreiheit${validateBranchName(env.BRANCH_NAME)}${getCommitHash()}".replaceAll("_", "-")
-    }
 
     return "${getRootPomVersion()}-${validateBranchName(env.BRANCH_NAME)}${getCommitHash()}".replaceAll("_", "-")
 }
@@ -426,7 +296,7 @@ Void sendFailureMessage() {
                     "format": "org.matrix.custom.html", \
                     "formatted_body":"Alfa: Build Failed. Stage: ${FAILED_STAGE} Build-ID: <a href='${BLUE_OCEAN_URL}'>${env.BUILD_NUMBER}</a>"}"""
 
-    if (isMasterBranch()) {
+    if (isMainBranch()) {
         room = "!iQPAvQIiRwRpNOszjw:matrix.ozg-sh.de"
     }
     else if (isReleaseBranch()) {
@@ -455,16 +325,6 @@ Void setNewGitopsVersion(String environment) {
     def envFile = "${environment}/application/values/alfa-values.yaml"
     def commitMessage = "jenkins rollout ${environment} alfa version ${IMAGE_TAG}";
     setNewAlfaGitopsVersion(envFile, commitMessage);
-
-    envFile = "${environment}/application/values/alfa-client-values.yaml"
-    commitMessage = "jenkins rollout ${environment} alfa-client version ${IMAGE_TAG}";
-    setNewAlfaClientGitopsVersion(envFile, commitMessage);
-}
-
-Void setNewBarrierefreiheitVersion() {
-    def envFile = "dev/namespace/namespaces/by-barrierefreiheit-dev.yaml"
-    def commitMessage = "jenkins rollout ${IMAGE_TAG} for Barrierefreiheit Dev"
-    setNewAlfaGitopsVersion(envFile, commitMessage);
 }
 
 Void setNewAlfaGitopsVersion(String envFile, String commitMessage) {
@@ -483,22 +343,6 @@ Void setNewAlfaGitopsVersion(String envFile, String commitMessage) {
     }
 }
 
-Void setNewAlfaClientGitopsVersion(String envFile, String commitMessage) {
-    dir("gitops") {
-        def envVersions = readYaml file: envFile
-
-        envVersions.alfa_client.image.tag = IMAGE_TAG
-        envVersions.alfa_client.helm.version = HELM_CHART_VERSION
-
-        writeYaml file: envFile, data: envVersions, overwrite: true
-
-        if (hasValuesFileChanged(envFile)) {
-            sh "git add ${envFile}"
-            sh "git commit -m '${commitMessage}'"
-        }
-    }
-}
-
 String getCommitHash() {
     return "-${env.GIT_COMMIT.take(7)}";
 }
@@ -511,12 +355,8 @@ Boolean isReleaseBranch() {
     return env.BRANCH_NAME == 'release'
 }
 
-Boolean isMasterBranch() {
-    return env.BRANCH_NAME == 'master'
-}
-
-Boolean isBarrierefreiheitBranch() {
-    return env.BRANCH_NAME == 'barrierefreiheit-dev'
+Boolean isMainBranch() {
+    return env.BRANCH_NAME == 'main'
 }
 
 Boolean isReleaseVersion(List versions) {