hCaptcha - Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.
MTcaptcha - Enterprise Captcha solutions
Ortto - Journeys made simple. Your customer data, messaging and analytics working together.
GeeTest CAPTCHA - GeeTest protects your websites, mobile Apps and APIs from bot threats.
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.