ZigZag Image Captcha for Contact Form 7
Adds a secure, flexible image captcha field to Contact Form 7 with zig-zag protection, timer, refresh, AJAX validation, and accessibility support.
Plugin info
Maintenance & Compatibility
Maintenance score
Actively maintained • Last updated 29 days ago
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Description
ZigZag Image Captcha for Contact Form 7 adds a powerful, image-based captcha to Contact Form 7.
This plugin generates a secure zig-zag distorted image captcha with background noise, dots, lines, and randomized angles to prevent automated bots.
It works 100% with AJAX, supports auto-refresh, expiration timer, session validation, and displays CF7 native error messages.
🔒 Features
- Secure zig-zag distorted captcha
- Random characters with noise, distortion, and angled letters
- Auto image refresh with single click
- Session-based secure validation
- Expiration timer with auto-regeneration
- Native CF7 error messages (not custom overrides)
- Works with both AJAX and non-AJAX submissions
- Lightweight and optimized
- No external API required
- Fully responsive
🛠How to Use
Add this shortcode inside any Contact Form 7 form:[imagecaptcha* cf7_image_captcha]