diff --git a/Makefile b/Makefile
index 6ea3ffd5..99309f4e 100644
--- a/Makefile
+++ b/Makefile
@@ -47,7 +47,6 @@ assets:
 test:
 	make -C packages/core/testing apply
 	make -C packages/core/testing test
-	#make -C packages/core/testing test-applications
 
 generate:
 	hack/update-codegen.sh
diff --git a/hack/e2e.application.sh b/hack/e2e.application.sh
deleted file mode 100755
index 792630de..00000000
--- a/hack/e2e.application.sh
+++ /dev/null
@@ -1,165 +0,0 @@
-#!/bin/bash
-
-RED='\033[0;31m'
-GREEN='\033[0;32m'
-RESET='\033[0m'
-YELLOW='\033[0;33m'
-
-
-ROOT_NS="tenant-root"
-TEST_TENANT="tenant-e2e"
-
-values_base_path="/hack/testdata/"
-checks_base_path="/hack/testdata/"
-
-function delete_hr() {
-    local release_name="$1"
-    local namespace="$2"
-
-    if [[ -z "$release_name" ]]; then
-        echo -e "${RED}Error: Release name is required.${RESET}"
-        exit 1
-    fi
-
-    if [[ -z "$namespace" ]]; then
-        echo -e "${RED}Error: Namespace name is required.${RESET}"
-        exit 1
-    fi
-
-    if [[ "$release_name" == "tenant-e2e" ]]; then
-        echo -e "${YELLOW}Skipping deletion for release tenant-e2e.${RESET}"
-        return 0
-    fi
-
-    kubectl delete helmrelease $release_name -n $namespace
-}
-
-function install_helmrelease() {
-    local release_name="$1"
-    local namespace="$2"
-    local chart_path="$3"
-    local repo_name="$4"
-    local repo_ns="$5"
-    local values_file="$6"
-
-    if [[ -z "$release_name" ]]; then
-        echo -e "${RED}Error: Release name is required.${RESET}"
-        exit 1
-    fi
-
-    if [[ -z "$namespace" ]]; then
-        echo -e "${RED}Error: Namespace name is required.${RESET}"
-        exit 1
-    fi
-
-    if [[ -z "$chart_path" ]]; then
-        echo -e "${RED}Error: Chart path name is required.${RESET}"
-        exit 1
-    fi
-
-    if [[ -n "$values_file" && -f "$values_file" ]]; then
-        local values_section
-        values_section=$(echo "  values:" && sed 's/^/    /' "$values_file")
-    fi
-
-    local helmrelease_file=$(mktemp /tmp/HelmRelease.XXXXXX.yaml)
-    {
-        echo "apiVersion: helm.toolkit.fluxcd.io/v2"
-        echo "kind: HelmRelease"
-        echo "metadata:"
-        echo "  labels:"
-        echo "    cozystack.io/ui: \"true\""
-        echo "  name: \"$release_name\""
-        echo "  namespace: \"$namespace\""
-        echo "spec:"
-        echo "  chart:"
-        echo "    spec:"
-        echo "      chart: \"$chart_path\""
-        echo "      reconcileStrategy: Revision"
-        echo "      sourceRef:"
-        echo "        kind: HelmRepository"
-        echo "        name: \"$repo_name\""
-        echo "        namespace: \"$repo_ns\""
-        echo "      version: '*'"
-        echo "  interval: 1m0s"
-        echo "  timeout: 5m0s"
-        [[ -n "$values_section" ]] && echo "$values_section"
-    } > "$helmrelease_file"
-
-    kubectl apply -f "$helmrelease_file"
-
-    rm -f "$helmrelease_file"
-}
-
-function install_tenant (){
-    local release_name="$1"
-    local namespace="$2"
-    local values_file="${values_base_path}tenant/values.yaml"
-    local repo_name="cozystack-apps"
-    local repo_ns="cozy-public"
-    install_helmrelease "$release_name" "$namespace" "tenant" "$repo_name" "$repo_ns" "$values_file"
-}
-
-function make_extra_checks(){
-    local checks_file="$1"
-    echo "after exec make $checks_file"
-    if [[ -n "$checks_file" && -f "$checks_file" ]]; then
-        echo -e "${YELLOW}Start extra checks with file: ${checks_file}${RESET}"
-
-    fi
-}
-
-function check_helmrelease_status() {
-    local release_name="$1"
-    local namespace="$2"
-    local checks_file="$3"
-    local timeout=300  # Timeout in seconds
-    local interval=5   # Interval between checks in seconds
-    local elapsed=0
-
-
-    while [[ $elapsed -lt $timeout ]]; do
-        local status_output
-        status_output=$(kubectl get helmrelease "$release_name" -n "$namespace" -o json | jq -r '.status.conditions[-1].reason')
-
-        if [[ "$status_output" == "InstallSucceeded" || "$status_output" == "UpgradeSucceeded" ]]; then
-            echo -e "${GREEN}Helm release '$release_name' is ready.${RESET}"
-            make_extra_checks "$checks_file"
-            delete_hr $release_name $namespace
-            return 0
-        elif [[ "$status_output" == "InstallFailed" ]]; then
-          echo -e "${RED}Helm release '$release_name': InstallFailed${RESET}"
-          exit 1
-        else
-            echo -e "${YELLOW}Helm release '$release_name' is not ready. Current status: $status_output${RESET}"
-        fi
-
-        sleep "$interval"
-        elapsed=$((elapsed + interval))
-    done
-
-    echo -e "${RED}Timeout reached. Helm release '$release_name' is still not ready after $timeout seconds.${RESET}"
-    exit 1
-}
-
-chart_name="$1"
-
-if [ -z "$chart_name" ]; then
-    echo -e "${RED}No chart name provided. Exiting...${RESET}"
-    exit 1
-fi
-
-
-checks_file="${checks_base_path}${chart_name}/check.sh"
-repo_name="cozystack-apps"
-repo_ns="cozy-public"
-release_name="$chart_name-e2e"
-values_file="${values_base_path}${chart_name}/values.yaml"
-
-install_tenant $TEST_TENANT $ROOT_NS
-check_helmrelease_status $TEST_TENANT $ROOT_NS "${checks_base_path}tenant/check.sh"
-
-echo -e "${YELLOW}Running tests for chart: $chart_name${RESET}"
-
-install_helmrelease $release_name $TEST_TENANT $chart_name $repo_name $repo_ns $values_file
-check_helmrelease_status $release_name $TEST_TENANT $checks_file
diff --git a/hack/testdata/http-cache/check.sh b/hack/testdata/http-cache/check.sh
deleted file mode 100644
index 61c7ebff..00000000
--- a/hack/testdata/http-cache/check.sh
+++ /dev/null
@@ -1 +0,0 @@
-return 0
diff --git a/hack/testdata/http-cache/values.yaml b/hack/testdata/http-cache/values.yaml
deleted file mode 100644
index 2674c1c3..00000000
--- a/hack/testdata/http-cache/values.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-endpoints:
-  - 8.8.8.8:443
diff --git a/hack/testdata/kubernetes/check.sh b/hack/testdata/kubernetes/check.sh
deleted file mode 100644
index 61c7ebff..00000000
--- a/hack/testdata/kubernetes/check.sh
+++ /dev/null
@@ -1 +0,0 @@
-return 0
diff --git a/hack/testdata/kubernetes/values.yaml b/hack/testdata/kubernetes/values.yaml
deleted file mode 100644
index 71e290c5..00000000
--- a/hack/testdata/kubernetes/values.yaml
+++ /dev/null
@@ -1,62 +0,0 @@
-## @section Common parameters
-
-## @param host The hostname used to access the Kubernetes cluster externally (defaults to using the cluster name as a subdomain for the tenant host).
-## @param controlPlane.replicas Number of replicas for Kubernetes contorl-plane components
-## @param storageClass StorageClass used to store user data
-##
-host: ""
-controlPlane:
-  replicas: 2
-storageClass: replicated
-
-## @param nodeGroups [object] nodeGroups configuration
-##
-nodeGroups:
-  md0:
-    minReplicas: 0
-    maxReplicas: 10
-    instanceType: "u1.medium"
-    ephemeralStorage: 20Gi
-    roles:
-    - ingress-nginx
-
-    resources:
-      cpu: ""
-      memory: ""
-
-## @section Cluster Addons
-##
-addons:
-
-  ## Cert-manager: automatically creates and manages SSL/TLS certificate
-  ##
-  certManager:
-    ## @param addons.certManager.enabled Enables the cert-manager
-    ## @param addons.certManager.valuesOverride Custom values to override
-    enabled: true
-    valuesOverride: {}
-
-  ## Ingress-NGINX Controller
-  ##
-  ingressNginx:
-    ## @param addons.ingressNginx.enabled Enable Ingress-NGINX controller (expect nodes with 'ingress-nginx' role)
-    ## @param addons.ingressNginx.valuesOverride Custom values to override
-    ##
-    enabled: true
-    ## @param addons.ingressNginx.hosts List of domain names that should be passed through to the cluster by upper cluster
-    ## e.g:
-    ## hosts:
-    ## - example.org
-    ## - foo.example.net
-    ##
-    hosts: []
-    valuesOverride: {}
-
-  ## Flux CD
-  ##
-  fluxcd:
-    ## @param addons.fluxcd.enabled Enables Flux CD
-    ## @param addons.fluxcd.valuesOverride Custom values to override
-    ##
-    enabled: true
-    valuesOverride: {}
diff --git a/hack/testdata/nats/check.sh b/hack/testdata/nats/check.sh
deleted file mode 100644
index 61c7ebff..00000000
--- a/hack/testdata/nats/check.sh
+++ /dev/null
@@ -1 +0,0 @@
-return 0
diff --git a/hack/testdata/nats/values.yaml b/hack/testdata/nats/values.yaml
deleted file mode 100644
index 7044641c..00000000
--- a/hack/testdata/nats/values.yaml
+++ /dev/null
@@ -1,10 +0,0 @@
-
-## @section Common parameters
-
-## @param external Enable external access from outside the cluster
-## @param replicas Persistent Volume size for NATS
-## @param storageClass StorageClass used to store the data
-##
-external: false
-replicas: 2
-storageClass: ""
diff --git a/hack/testdata/tenant/check.sh b/hack/testdata/tenant/check.sh
deleted file mode 100644
index 61c7ebff..00000000
--- a/hack/testdata/tenant/check.sh
+++ /dev/null
@@ -1 +0,0 @@
-return 0
diff --git a/hack/testdata/tenant/values.yaml b/hack/testdata/tenant/values.yaml
deleted file mode 100644
index 3e75d05b..00000000
--- a/hack/testdata/tenant/values.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-host: ""
-etcd: false
-monitoring: false
-ingress: false
-seaweedfs: false
-isolated: true
diff --git a/packages/core/testing/Makefile b/packages/core/testing/Makefile
index 747d4507..7b1eb049 100755
--- a/packages/core/testing/Makefile
+++ b/packages/core/testing/Makefile
@@ -11,14 +11,6 @@ include ../../../scripts/common-envs.mk
 
 help: ## Show this help.
 	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {sub("\\\\n",sprintf("\n%22c"," "), $$2);printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)
-show:
-	helm template -n $(NAMESPACE) $(NAME) .
-
-apply: ## Create sandbox in existing Kubernetes cluster.
-	helm template -n $(NAMESPACE) $(NAME) . | kubectl apply -f -
-
-diff:
-	helm template -n $(NAMESPACE) $(NAME) . | kubectl diff -f -
 
 image: image-e2e-sandbox
 
@@ -39,26 +31,11 @@ image-e2e-sandbox:
 test: ## Run the end-to-end tests in existing sandbox.
 	docker exec "${SANDBOX_NAME}" sh -c 'cd /workspace && export COZYSTACK_INSTALLER_YAML=$$(helm template -n cozy-system installer ./packages/core/installer) && hack/e2e.sh'
 
-test-applications: ## Run the end-to-end tests in existing sandbox for applications.
-	for app in $(TESTING_APPS); do \
-		docker exec ${SANDBOX_NAME} bash -c "/hack/e2e.application.sh $${app}"; \
-	done
-	docker exec  ${SANDBOX_NAME} bash -c "kubectl get hr -A | grep -v 'True'"
-
 delete: ## Remove sandbox from existing Kubernetes cluster.
 	docker rm -f "${SANDBOX_NAME}" || true
 
 exec:  ## Opens an interactive shell in the sandbox container.
-	docker exec -ti "${SANDBOX_NAME}" -- bash
-
-proxy: sync-hosts ## Enable a SOCKS5 proxy server; mirrord and gost must be installed.
-	mirrord exec --target deploy/cozystack-e2e-sandbox --target-namespace cozy-e2e-tests -- gost -L=127.0.0.1:10080
-
-login: ## Downloads the kubeconfig into a temporary directory and runs a shell with the sandbox environment; mirrord must be installed.
-	mirrord exec --target deploy/cozystack-e2e-sandbox --target-namespace cozy-e2e-tests -- "$$SHELL"
-
-sync-hosts:
-	kubectl exec -n $(NAMESPACE) deploy/cozystack-e2e-$(NAME) -- sh -c 'kubectl get ing -A -o go-template='\''{{ "127.0.0.1 localhost\n"}}{{ range .items }}{{ range .status.loadBalancer.ingress }}{{ .ip }}{{ end }} {{ range .spec.rules }}{{ .host }}{{ end }}{{ "\n" }}{{ end }}'\'' > /etc/hosts'
+	docker exec -ti "${SANDBOX_NAME}" bash
 
 apply: delete
 	docker run -d --rm --name "${SANDBOX_NAME}" --privileged "$$(yq .e2e.image values.yaml)" sleep infinity