SMS gateway integration with kwtsms.com for Drupal 10.3+ and 11. Adds OTP login, two-factor authentication, password reset via SMS, user notifications, and Commerce order alerts through the kwtSMS API.

Features

Authentication

OTP login: SMS as primary login or second factor (2FA), configurable per role
Password reset via SMS: SMS only, Email + SMS, or Email only
Rate limiting per phone and IP, lockout after failed attempts

Notifications

User registration SMS to customers and admins
Commerce: order placed, status updates, payment confirmations
Commerce: low stock alerts, shipping updates, abandoned cart reminders

Admin UI (7 tabs)

Dashboard: status overview, SMS stats, 30-day volume chart
Settings: global on/off, test mode, country code, sender ID, OTP/2FA config
Gateway: API login/logout, balance, sender IDs, coverage, test SMS
Templates: multilingual EN/AR message templates with Drupal Token support
Integrations: Commerce event toggles
Logs: filterable SMS log with CSV export
Help: setup guide and support links

Developer

Events for module integration: kwtsms.otp_request and kwtsms.sms_send
SMS Framework v2 gateway plugin (bridge submodule)
Phone normalization with Arabic/Hindi digit support
Message cleaning: strips emoji, HTML, hidden Unicode
Bulk sending with 200/batch and ERR013 backoff
Log retention policy with configurable days

Post-Installation

Navigate to Admin > Configuration > kwtSMS (/admin/config/kwtsms):

Gateway tab: Enter your kwtSMS API username and password, click Login
Settings tab: Select your sender ID and default country code, enable SMS sending
Templates tab: Customize message text for each notification type (English and Arabic)
Settings > Authentication: Configure OTP login mode and password reset mode

For Commerce notifications, enable the kwtsms_commerce submodule and configure toggles on the Integrations tab.

Additional Requirements

A kwtSMS.com account with API access
PHP 8.2+

Recommended modules/libraries

Drupal Commerce: Enable kwtsms_commerce submodule for order SMS notifications
SMS Framework: Enable kwtsms_smsframework bridge to use kwtSMS as an SMS Framework gateway
Token: Adds a token browser UI for SMS template editing

Similar projects

SMS Framework: Generic SMS gateway abstraction. kwtSMS provides a dedicated, opinionated integration with built-in OTP, 2FA, templates, and Commerce support out of the box. A bridge submodule is included for SMS Framework interoperability.
TFA: General two-factor authentication. kwtSMS provides SMS-specific 2FA with phone normalization, rate limiting, and anti-enumeration built in.

Supporting this Module

Support portal: kwtsms.com/support
FAQ: kwtsms.com/faq

kwtSMS