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.
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
GeeTest CAPTCHA - GeeTest protects your websites, mobile Apps and APIs from bot threats.
Defonic - Create a unique sound environment at home or in the office
MTcaptcha - Enterprise Captcha solutions
Krisp - Eliminate background noise, minimize distractions, feel more confident, and activate your communication superpower with Krisp, an AI-powered software solution for effective online meetings.