Cloudflare Turnstile for WHMCS

Cloudflare Turnstile for WHMCS

Product information

Version 1.0.0 (Updated )

What's Included:

  • One-time payment.

  • Use on one website/domain.

  • 1 year of updates included.

  • 1 year of ticket support included.

  • Keep using the last version released during your active period forever.

  • Optional renewal of updates and support at a discounted rate.

Prices are in USD and exclude tax. Applicable taxes are calculated at checkout.

License

For use on your own or a client’s website. Redistribution or resale, in any form, is not permitted. Read full license

Technologies
WHMCS PHP JavaScript

Product Details

Cloudflare Turnstile for WHMCS

Protect your WHMCS client-facing forms with modern, low-friction bot defense.

Cloudflare Turnstile for WHMCS helps you stop automated abuse on critical customer workflows without adding unnecessary friction for real users. It integrates directly into your WHMCS client area and verifies requests server-side, so your forms stay protected and your conversions stay healthy.

Why Turnstile Is Different

Cloudflare Turnstile is built with privacy and usability in mind:

  • Privacy-focused verification: Turnstile is designed to verify requests without relying on tracking users across sites.
  • No visual puzzle required for most visitors: Many legitimate users are verified silently in the background, improving completion rates.
  • No mandatory personal data collection for verification: Verification is risk-based and does not require users to submit personal details just to pass a bot check.
  • Modern bot detection signals: Turnstile uses non-intrusive browser and interaction signals to distinguish humans from automated traffic.
  • Accessible user experience: Fewer disruptive challenges means better experience for all users, including mobile and assistive-technology users.

Why It Matters

Spam accounts, fake ticket submissions, and abusive checkout attempts waste team time and hurt customer experience. Cloudflare Turnstile helps block this abuse with a privacy-first approach that verifies real users without relying on invasive tracking or unnecessary personal data collection. This addon gives you practical protection where it counts:

  • Client login
  • Registration
  • Password reset
  • Contact form
  • Ticket submission
  • Cart/checkout flow

Key Features

  • Cloudflare Turnstile integration for WHMCS client forms
  • Server-side token verification for secure validation
  • Per-form enable/disable controls for flexible rollout
  • Configurable widget options:
    • Theme (auto, light, dark)
    • Size (normal, flexible, compact)
    • Appearance mode
    • Language
  • Optional bypass for authenticated users to reduce friction
  • Route-aware context detection compatible with modern WHMCS URL formats

Customer Reviews

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Frequently Asked Questions

Can I use my own language?

Yes. The addon already includes translations for validation error messages across all languages available in WHMCS.
Also, the Turnstile widget can automatically detect and use the visitor's language when Default Language is set to auto. For language setup details, see Configuration Guide.

Which forms are protected?
  • Login
  • Registration
  • Password reset
  • Contact form
  • Ticket submission
  • Checkout
Which templates are supported?

This addon is compatible with Twenty-One and Nexus, plus child templates based on either template.

Which WHMCS versions are supported?

This addon supports WHMCS 8.x and 9.x.

Does this addon support Turnstile invisible mode?

Yes. This addon supports Cloudflare Turnstile invisible mode.

What if my template is customized?

If your customized template is a child of Twenty-One or Nexus, it should work just fine. If it is not based on those templates, small adjustments may be needed, and we can help you complete them when you open a support ticket with us.

Will logged-in users see Turnstile?

Only if you disable Skip Logged-In Users.

Change Log

Version 1.0.0

Mar 10, 2026

Latest
Feature
  • Initial Cloudflare Turnstile integration for WHMCS.
  • Configurable settings in WHMCS admin.
  • Added support for all WHMCS language packs available in your installation.
SENTWARE SENTWARE
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