Best Contrast Application Detection and Response (ADR) Alternatives & Competitors in 2026

Fastly API Security

API security platform for discovery, monitoring, and protection at edge

ThreatX Attacker-Centric Behavioral Analytics

Behavioral analytics platform for API and application threat detection

Upstream Fusion API Security

API security platform for automotive, mobility & transportation industries

Indusface AppTrana - API Protection

Managed API security platform with discovery, DAST, WAF, and 24x7 SOC

Cequence CQAI

AI-powered API threat detection using behavioral fingerprinting & threat intel

Imperva API Security

Unified API security platform for discovery, risk assessment, and mitigation

42Crunch API Security Platform

Platform for automated API security testing and runtime threat protection

Levo Runtime Application Security

Runtime application security platform for API and AI stack protection

F5 WAF for NGINX and F5 DoS for NGINX

WAF and L7 DoS protection for modern apps and APIs in DevOps environments

Prophaze API Security

AI-powered API security platform with threat detection and discovery

Cequence API Security

API security platform for discovery, testing, and protection of APIs

Wallarm API Security

Unified API and AI security platform for discovery, protection, and testing

Data Theorem API Security

API security platform for discovery, testing, and runtime protection

Guardio Safe Browsing

AI-based real-time security engine for blocking web threats in browsers & agents

Hypernative Firewall

Onchain firewall that blocks malicious blockchain transactions in real-time

Hypernative Guardian

Real-time transaction security for Web3 wallets and blockchain transactions

Pynt Detect Sensitive Data and Excessive Data Exposure

AI-powered API security tool detecting sensitive data & excessive data exposure

Salt Security Illuminate

API security platform providing discovery, posture management, and threat detection

Salt Security Salt Collect

Analyzes API traffic to detect vulnerabilities, misconfigurations & data exposure

DeepKeep AI Firewall

Runtime protection firewall for AI systems and applications

Akamai API Security

API security platform for discovery, testing, and protection of APIs

Traceable AppSec

Platform for API & app security with discovery, testing, and protection

Cloudflare API Shield

API security platform for discovering, validating, and protecting API endpoints

APIsec API Security

AI-powered API security testing platform with continuous attack simulation

Ammune API Discovery

API security platform with discovery, WAF, bot protection, and DDoS defense

Akamai Bot Manager

Bot detection and mitigation solution protecting web apps and APIs

CloudMatos MatosSphere API Security

API security platform for SMBs with threat detection and vulnerability mgmt.

Checkmarx API Security

API security tool that discovers APIs in code and addresses vulnerabilities

Miggo WAF Copilot

AI-powered WAF rule automation for instant vulnerability protection

Operant AI API Threat Protection

Runtime API threat protection for Kubernetes environments with discovery

42Crunch API Protection

API runtime protection with content validation, threat detection & throttling

Invicti API Security

API security testing platform with discovery, scanning, and remediation

Edgescan API Security Testing

API discovery, vulnerability scanning, and penetration testing platform

Hypernative Wallet Protect

API-based risk intelligence for non-custodial wallets to detect threats

Kasada Bot Defense

Bot defense platform protecting websites, mobile apps, and APIs from attacks

Source Defense How it works

Client-side security for websites against 3rd party vendor attacks

Spherical Defense Autonomous Protection

AI-powered API security platform using unsupervised deep learning

Arcjet

Developer-first security SDK for bot detection, rate limiting, and attack protection

F5 Distributed Cloud API Security

SaaS-based API security product within F5's Distributed Cloud platform.

Cequence AI Gateway

Unified platform for API security, bot management, and AI gateway protection

TeejLab API Discovery Manager

API discovery, security, governance & lifecycle mgmt platform for enterprises

Equixly The Agentic AI Hacker

AI-powered API security testing platform for continuous vulnerability scanning

Syhunt SyhuntAPI

API security testing tool for detecting vulnerabilities in web APIs

Sense Defence Advanced Rate Limiting

Advanced rate limiting solution for web apps and APIs with AI-driven controls

ZeroThreat API Penetration Testing Tool

API penetration testing tool for identifying business logic flaws

Escape API Security

API discovery, documentation, and security testing platform for APIs

Mend API Security

API security solution within Mend's AppSec platform