Imperva Bot Management is described as '(formerly Distil Networks) protects your websites, mobile applications, and APIs from automated threats without affecting the flow of business-critical traffic'. There are more than 10 alternatives to Imperva Bot Management for SaaS, Online / Web-based, Kubernetes, Windows and Linux. The best alternative is DataDome. It's not free, so if you're looking for a free alternative, you could try Gator.io or Prophaze Cloud WAF. Other great apps like Imperva Bot Management are Radware Bot Manager (Paid), Escalated (Paid), DoubleVerify (Paid) and Adscore (Paid).
Adscore’s mission is to categorize web traffic that is organically generated or purchased by your business. It detects the following categories of traffic: human, proxy, low quality (obsolete device and/or browser) and of course, bots.