FameBit - Easiest Way to Find, Hire, and Work with YouTube Influencers
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.
inzpire.me - An end-to-end solution for influencer marketing
MTcaptcha - Enterprise Captcha solutions
Insense & Paid Media - Find creators for short-term and long-term partnerships
GeeTest CAPTCHA - GeeTest protects your websites, mobile Apps and APIs from bot threats.