diff --git a/ct/domain-locker.sh b/ct/domain-locker.sh
new file mode 100644
index 000000000..a693ca202
--- /dev/null
+++ b/ct/domain-locker.sh
@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/build.func)
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: CrazyWolf13
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/Lissy93/domain-locker
+
+APP="Domain-Locker"
+var_tags="${var_tags:-Monitoring}"
+var_cpu="${var_cpu:-4}"
+var_ram="${var_ram:-10240}"
+var_disk="${var_disk:-8}"
+var_os="${var_os:-debian}"
+var_version="${var_version:-13}"
+var_unprivileged="${var_unprivileged:-1}"
+
+header_info "$APP"
+variables
+color
+catch_errors
+
+function update_script() {
+    header_info
+    check_container_storage
+    check_container_resources
+    if [[ ! -d /opt/domain-locker ]]; then
+        msg_error "No ${APP} Installation Found!"
+        exit
+    fi
+
+    if check_for_gh_release "domain-locker" "Lissy93/domain-locker"; then
+        msg_info "Stopping Service"
+        systemctl stop domain-locker
+        msg_info "Service stopped"
+
+        PG_VERSION="17" setup_postgresql
+        setup_nodejs
+        CLEAN_INSTALL=1 fetch_and_deploy_gh_release "domain-locker" "Lissy93/domain-locker"
+
+        msg_info "Installing Modules (patience)"
+        cd /opt/domain-locker
+        $STD npm install
+        msg_ok "Installed Modules"
+
+        msg_info "Building Domain-Locker (a lot of patience)"
+        npm install
+        set -a
+        source /opt/domain-locker.env
+        set +a
+        $STD npm run build
+        msg_info "Built Domain-Locker"
+
+        msg_info "Restarting Services"
+        systemctl start domain-locker
+        msg_ok "Restarted Services"
+        msg_ok "Updated successfully!"
+    fi
+    exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed Successfully!\n"
+echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
+echo -e "${INFO}${YW} Access it using the following URL:${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:3000${CL}"
diff --git a/ct/headers/domain-locker b/ct/headers/domain-locker
new file mode 100644
index 000000000..0ab1a9b74
--- /dev/null
+++ b/ct/headers/domain-locker
@@ -0,0 +1,6 @@
+    ____                        _             __               __            
+   / __ \____  ____ ___  ____ _(_)___        / /   ____  _____/ /_____  _____
+  / / / / __ \/ __ `__ \/ __ `/ / __ \______/ /   / __ \/ ___/ //_/ _ \/ ___/
+ / /_/ / /_/ / / / / / / /_/ / / / / /_____/ /___/ /_/ / /__/ ,< /  __/ /    
+/_____/\____/_/ /_/ /_/\__,_/_/_/ /_/     /_____/\____/\___/_/|_|\___/_/     
+                                                                             
diff --git a/frontend/public/json/domain-locker.json b/frontend/public/json/domain-locker.json
new file mode 100644
index 000000000..9a9260903
--- /dev/null
+++ b/frontend/public/json/domain-locker.json
@@ -0,0 +1,44 @@
+{
+  "name": "Domain Locker",
+  "slug": "domain-locker",
+  "categories": [
+    9
+  ],
+  "date_created": "2025-11-10",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": 3000,
+  "documentation": "https://domain-locker.com/about",
+  "config_path": "/opt/domain-locker.env",
+  "website": "https://github.com/Lissy93/domain-locker",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/domain-locker.webp",
+  "description": "The all-in-one tool, for keeping track of your domain name portfolio. Got domain names? Get Domain Locker! ",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/domain-locker.sh",
+      "resources": {
+        "cpu": 2,
+        "ram": 4096,
+        "hdd": 8,
+        "os": "Debian",
+        "version": "13"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": null,
+    "password": null
+  },
+  "notes": [
+    {
+      "text": "Show DB credentials: `cat ~/Domain-Locker.creds`",
+      "type": "info"
+    },
+    {
+      "text": "Domain-locker takes quite some time to build and a lot of ressources, RAM and Cores can be lowered after install.",
+      "type": "info"
+    }
+  ]
+}
diff --git a/install/domain-locker-install.sh b/install/domain-locker-install.sh
new file mode 100644
index 000000000..b3fba6d32
--- /dev/null
+++ b/install/domain-locker-install.sh
@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: CrazyWolf13
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/CrazyWolf13/domain-locker
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+PG_VERSION="17" setup_postgresql
+PG_DB_NAME="domainlocker" PG_DB_USER="domainlocker" setup_postgresql_db
+NODE_VERSION="22" setup_nodejs
+
+fetch_and_deploy_gh_release "domain-locker" "Lissy93/domain-locker"
+
+msg_info "Installing Modules (patience)"
+cd /opt/domain-locker
+$STD npm install
+msg_ok "Installed Modules"
+
+msg_info "Building Domain-Locker (a lot of patience)"
+cat <<EOF >/opt/domain-locker.env
+# Database connection
+DL_PG_HOST=localhost
+DL_PG_PORT=5432
+DL_PG_USER=$PG_DB_USER
+DL_PG_PASSWORD=$PG_DB_PASS
+DL_PG_NAME=$PG_DB_NAME
+
+# Build + Runtime
+DL_ENV_TYPE=selfHosted
+NITRO_PRESET=node_server
+NODE_ENV=production
+EOF
+set -a
+source /opt/domain-locker.env
+set +a
+$STD npm run build
+msg_info "Built Domain-Locker"
+
+msg_info "Building Database schema"
+export PGPASSWORD="$DL_PG_PASSWORD"
+$STD psql -h "$DL_PG_HOST" -p "$DL_PG_PORT" -U "$DL_PG_USER" -d "$DL_PG_NAME" -f "/opt/domain-locker/db/schema.sql"
+msg_ok "Built Database schema"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/domain-locker.service
+[Unit]
+Description=Domain-Locker Service
+After=network.target
+
+[Service]
+EnvironmentFile=/opt/domain-locker.env
+WorkingDirectory=/opt/domain-locker
+ExecStart=/opt/domain-locker/start.sh
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl start --now -q domain-locker
+msg_info "Created Service"
+
+motd_ssh
+customize
+cleanup_lxc