Apps similar to Anubis include Cloudflare, which has a free version. Other options are Cap Captcha, reCAPTCHA, Private Captcha and ALTCHA. You're spoiled for choice with Anti-Spam Tools like Anubis: we list more than 50 alternatives for the web, self-hosting, Linux, Windows and Chrome OS.
GeeTest protects your websites, mobile apps and APIs from bad bot attacks with zero user friction. Its self-learning defense model based on Graph Convolutional Networks and massive volumes of biometric data collected in the past 7 years allows GeeTest to identify and mitigate...
China
Confident Technologies provides free CAPTCHA security software called Confident CAPTCHA, a picture CAPTCHA that stops spam and bots. Download our free CAPTCHA security software today.
United States
NoBot CAPTCHA API is a developer-friendly alternative to Google reCAPTCHA that helps prevent automated bot traffic without compromising user privacy.
Protect your business from bots and spam while ensuring 100% data privacy compliance. No puzzles, no tracking – just invisible security that works.
Integral Ad Science (IAS) is the global market leader in digital ad verification, offering technologies that drive high-quality advertising media.
United States
A zero database architecture, powered by a proprietary hybrid in-memory indexing engine algorithm, that enables CAPTCHA authentication to be performed using minimal data bits against server memory.
Synthient identifies the infrastructure behind an IP address so fraud, abuse, and security teams can make better decisions. The platform detects residential and datacenter proxies, commercial VPNs, relays, bot infrastructure, and other anonymizers.
United States
Netacea understands bot behaviour better than anyone else, thanks to our smarter approach to bot management using Intent Analytics™ powered by machine learning.
United Kingdom
Prophaze Cloud WAF protects organizations from malicious hackers who are trying to attack and steal data from Web Applications or Mobile App Gateways or APIs.
CloudLayar provides website security and DDoS protection, including Layer 3/4/7 attacks, bots, hackers, malware and scanners.
Austria
EU
