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.
elink.io - Create Beautiful Curated Newsletters & Web Pages in Minutes.
GeeTest CAPTCHA - GeeTest protects your websites, mobile Apps and APIs from bot threats.
Rockcontent - Scibble Live is a content cloud provider that aids various business organizations in managing the lifecycle of their content by its offered services, including content strategy, creative services, implementations, integrations, and IT support.
MTcaptcha - Enterprise Captcha solutions
PublishThis - PublishThis is a real-time content marketing platform enabling companies to monitor, create and publish content anywhere.