Add reCAPTCHA V2, hCAPTCHA or Cloudflare Turnstile CAPTCHA to Contact Form 7

Contact Form 7 Captcha

Protect your Contact Form 7 forms with Google CAPTCHA V2, hCAPTCHA or Cloudflare Turnstile CAPTCHA
Easy integration and supports multiple forms on a single page.
<h3>Google reCAPTCHA V2</h3>
Use <a href="https://www.google.com/recaptcha/admin" rel="nofollow ugc">https://www.google.com/recaptcha/admin</a> to generate Site key and Secret key.
When generating keys, choose Challenge (v2) -&gt; &#8220;I&#8217;m not a robot&#8221; Checkbox
Update Site key and Secret key from Settings =&gt; Contact Form 7 Captcha =&gt; Google reCAPTCHA
To add reCAPTCHA V2 protection, insert [cf7sr-recaptcha] shortcode above the submit button in your Contact Form 7 form.
Default size of reCaptcha is normal, for compact size use shortcode: [cf7sr-recaptcha size=&#8221;compact&#8221;] 
Default color theme of reCaptcha is light, for dark theme use shortcode: [cf7sr-recaptcha theme=&#8221;dark&#8221;] 
Default type of reCaptcha is image, for audio type use shortcode: [cf7sr-recaptcha type=&#8221;audio&#8221;] 
You can combine multiple attributes, sample shortcode: [cf7sr-recaptcha size=&#8221;compact&#8221; theme=&#8221;dark&#8221;] 
You can also force reCaptcha to render in a specific language.
<h3>hCAPTCHA</h3>
Use <a href="https://dashboard.hcaptcha.com/signup" rel="nofollow ugc">https://dashboard.hcaptcha.com/signup</a> to generate Site key and Secret key.
Update Site key and Secret key from Settings =&gt; Contact Form 7 Captcha =&gt; hCAPTCHA
To add hCAPTCHA protection, insert [cf7sr-hcaptcha] shortcode above the submit button in your Contact Form 7 form.
Default size of hCAPTCHA is normal, for compact size use shortcode: [cf7sr-hcaptcha size=&#8221;compact&#8221;] 
Default color theme of hCAPTCHA is light, for dark theme use shortcode: [cf7sr-hcaptcha theme=&#8221;dark&#8221;] 
You can combine multiple attributes, sample shortcode: [cf7sr-hcaptcha size=&#8221;compact&#8221; theme=&#8221;dark&#8221;] 
You can also force hCAPTCHA to render in a specific language.
<h3>Cloudflare Turnstile CAPTCHA</h3>
Use <a href="https://www.cloudflare.com/en-gb/products/turnstile/" rel="nofollow ugc">https://www.cloudflare.com/en-gb/products/turnstile/</a> to generate Site key and Secret key.
Update Site key and Secret key from Settings =&gt; Contact Form 7 Captcha =&gt; Cloudflare Turnstile Captcha
To add Cloudflare Turnstile CAPTCHA protection, insert [cf7sr-turnstile] shortcode above the submit button in your Contact Form 7 form.
Default size of CAPTCHA is normal, for compact size use shortcode: [cf7sr-turnstile size=&#8221;compact&#8221;] 
Default color theme of CAPTCHA is auto, for light or dark theme use shortcode: [cf7sr-turnstile theme=&#8221;light&#8221;] or [cf7sr-turnstile theme=&#8221;dark&#8221;] 
You can combine multiple attributes, sample shortcode: [cf7sr-turnstile size=&#8221;compact&#8221; theme=&#8221;dark&#8221;] 
You can also force CAPTCHA to render in a specific language.

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Site - Contact Form 7