Email & Notifications

Mass Ticket Sender for WHMCS lets hosting providers send personalized bulk tickets to targeted client groups with advanced filters—saving time, improving support efficiency, and boosting customer engagement.

Automatically send personalized birthday greetings to your clients with unique discount coupons. Celebrate your customers’ birthdays with style and appreciation

Restrict client area access until the client’s email address is verified and enforce allowed characters for first and last names.

Send WHMCS notifications (tickets, invoices, orders, support events) to n8n webhooks and trigger your own automations.

TZEmailVerification adds Email OTP verification to WHMCS registration and login, preventing fake accounts, spam signups, and unauthorized access with secure, time-limited authentication.

Send automated SMS notifications to your WHMCS clients and admins through the kwtSMS gateway. Free and open source.

WHMCS silently logs email failures to the activity log. You don’t know emails stopped sending until a client complains — sometimes hours or days later.

Unified multi-channel alert routing for WHMCS events

Public status page for WHMCS with HTTP/TCP/ICMP monitoring, incident timeline, scheduled maintenance, webhook & email notifications, and REST API.

Recover abandoned carts, win back churned clients, and run lifecycle email automations from inside WHMCS — with revenue analytics and rule builder.

Secure email-based auto login links for WHMCS invoices. Allow clients to instantly access and pay invoices without manually signing in.

WHMCS Brevo Mail Module: Integrates Brevo (formerly Sendinblue) email delivery with WHMCS. Provides seamless transactional email sending and configuration via the WHMCS admin interface.

Recover lost sales automatically with smart abandoned cart recovery emails, one-click cart restoration, and conversion tracking for WHMCS.

Add secure email-based two-factor authentication to WHMCS for clients, users, and administrators with one-time passcodes, trusted devices, backup codes, brute-force protection, and customizable email templates.

Require email verification on every WHMCS client login. Time-limited 6-digit codes, 30-day bypass, per-client exemptions, built-in email template editor, and full admin controls — no IonCube Loader required.

Two-factor authentication for WHMCS clients and admins — TOTP, passkeys, and email code, with backup codes, forced 2FA with a grace period, brand-colour theming, and a full security audit log. No IonCube Loader required.

Professional Email Validation, Deliverability & Campaign Management for WHMCS

Add secure six-digit email verification to WHMCS client logins with exact-user delivery, optional trusted browsers, revocation controls and security audit history.

Turn your WHMCS Client and Admin Area into installable Progressive Web Apps with custom branding, offline support and Web Push notifications for invoices, tickets, orders and service events.

Send targeted mass SMS campaigns to your WHMCS clients via Twilio. Filter recipients, track delivery, and retry failed messages from your admin area.