seconet

MioGuard for Contact Form 7 is a lightweight and easy-to-use plugin that protects Contact Form 7 forms from spam and bot submissions using an IP-based rate limit and a customizable honeypot field.
This plugin is not affiliated with or endorsed by the Contact Form 7 team.
Key features: 
– Rate-limit form submissions by IP (configurable from the admin panel; default 5 minutes) 
– Customizable honeypot field to catch bots 
– Optional “Protected by CF7 Simple Guard” badge 
– Fully localized (English + Italian included) 
– No extra database tables, uses WordPress transients with automatic expiration 
– Works with Contact Form 7 forms using Gutenberg or Classic editor 
– Compatible with WordPress 6.0+ and PHP 7.4+
How it works: 
– The plugin blocks repeat submissions from the same IP within the configured interval. 
– The honeypot field prevents automated bots from sending forms. 
– Optionally, you can show a small badge at the end of the form to indicate protection.
Localization 
– English (<code>en_US</code>) and Italian (<code>it_IT</code>) included. 
– Other languages can be added via <code>.po</code> / <code>.mo</code> files in <code>/languages</code>.

MioGuard for Contact Form 7

Spam and bot protection for Contact Form 7 forms with honeypot and rate limiting.

zazell

Prevent bots from spamming your inbox or otherwise inconvenient behaviour by limiting the number of times a form can be submitted from a single IP address. 
Simply configure the maximum number of submissions per period and the user will not be able to submit your Contact Form 7 forms anymore.

Rate limiting for Contact Form 7

Adds support to limit the number of Contact Form 7 form submissions per ip per period

MioGuard for Contact Form 7 vs Rate limiting for Contact Form 7