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48 Best ModSecurity Alternatives & Competitors (2026) | CybersecTools

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ModSecurity

Best ModSecurity Alternatives & Competitors in 2026

Top picks: Cloudflare WAF, Radware Cloud WAF Service, Array ASF Series Web Application Firewall — plus 45 more compared.

Evaluating ModSecurity alternatives comes down to matching Cloud Security capabilities to your environment, integrations, and budget rather than chasing feature parity. The options below are compared on what actually drives a switch: coverage, deployment fit, pricing, and real reviews from security teams. Independent and vendor-neutral: we never sell rankings.

ModSecurity Alternatives and Competitors

ModSecurity is a free Cloud Web Application and API Protection tool. Security professionals most commonly compare it with Cloudflare WAF, Radware Cloud WAF Service, Array ASF Series Web Application Firewall, Array Networks Web Application Firewall, and DBAppSecurity DAS Web Application Firewall. All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.

Looking for free options across categories? See our curated roundup of cloud security tools and other open source picks→ Free & Open Source Tools

Data verified Jul 2026

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Top ModSecurity Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to ModSecurity, including their key features and shared capabilities.

Commercial

Cloud Web Application and API Protection

A cloud-based web application firewall that protects applications from various cyber threats through rule-based filtering, machine learning detection, and integrated security features.

View Cloudflare WAF|Cloudflare WAF alternatives|Compare Cloudflare WAF

Radware Cloud WAF Service

Commercial

Cloud Web Application and API Protection

A cloud-based web application firewall service that combines traditional WAF capabilities with AI-driven behavioral analysis to protect web applications across hybrid and cloud environments.

View Radware Cloud WAF Service|Radware Cloud WAF Service alternatives|Compare Radware Cloud WAF Service

Array ASF Series Web Application Firewall

Commercial

Cloud Web Application and API Protection

WAF protecting web apps from OWASP Top 10, DDoS, and zero-day attacks

Key features: OWASP Top 10 attack protection, Layer 7 DDoS defense, Zero-day attack detection and blocking, Bot detection using behavioral analysis, Positive and negative security model

View Array ASF Series Web Application Firewall|Array ASF Series Web Application Firewall alternatives|Compare Array ASF Series Web Application Firewall

Array Networks Web Application Firewall

Commercial

Cloud Web Application and API Protection

WAF protecting web apps and APIs from zero-day attacks and cyber threats

Key features: Automatic zero-day attack blocking, Proactive DDoS defense, User attack prevention, Bot attack protection, Web and mobile API security

View Array Networks Web Application Firewall|Array Networks Web Application Firewall alternatives|Compare Array Networks Web Application Firewall

DBAppSecurity DAS Web Application Firewall

Commercial

Cloud Web Application and API Protection

WAF protecting websites and web apps from OWASP Top 10 and zero-day attacks

Key features: Protection against OWASP Top 10 threats including SQL injection and XSS, Machine learning-based threat detection, Zero-day attack protection using intelligent semantic analysis, Multiple deployment modes including transparent proxy and reverse proxy, Centralized management for multi-region WAF deployments

View DBAppSecurity DAS Web Application Firewall|DBAppSecurity DAS Web Application Firewall alternatives|Compare DBAppSecurity DAS Web Application Firewall

MONITORAPP AIWAF

Commercial

Cloud Web Application and API Protection

WAAP solution protecting web apps and APIs from threats across environments

Key features: SQL Injection detection and blocking, Cross-Site Scripting (XSS) protection, API threat detection, Malicious bot mitigation, Layer 7 DDoS protection

View MONITORAPP AIWAF|MONITORAPP AIWAF alternatives|Compare MONITORAPP AIWAF

Prophaze EagleEye WAF

Commercial

Cloud Web Application and API Protection

Cloud-based WAF protecting web apps from threats with AI-powered analysis

Key features: AI-powered analysis engine that learns application logic, Daily updated threat signature database, DDoS protection, Payload scanning with multiple attack detection algorithms, Real-time monitoring dashboard

View Prophaze EagleEye WAF|Prophaze EagleEye WAF alternatives|Compare Prophaze EagleEye WAF

Imperva Application Security

Commercial

Cloud Web Application and API Protection

Platform protecting web apps and APIs from attacks, bots, and DDoS threats

Key features: Web Application Firewall protection, Advanced bot protection for websites and mobile apps, API security with discovery and classification, Automated DDoS attack mitigation, Client-side protection against formjacking and digital skimming

View Imperva Application Security|Imperva Application Security alternatives|Compare Imperva Application Security

All 48 Alternatives & Competitors to ModSecurity

Compare

A cloud-based web application firewall that protects applications from various cyber threats through rule-based filtering, machine learning detection, and integrated security features.

Cloud Web Application and API Protection

Compare

Radware Cloud WAF Service

A cloud-based web application firewall service that combines traditional WAF capabilities with AI-driven behavioral analysis to protect web applications across hybrid and cloud environments.

Cloud Web Application and API Protection

Compare

Array ASF Series Web Application Firewall

WAF protecting web apps from OWASP Top 10, DDoS, and zero-day attacks

Cloud Web Application and API Protection

Compare

Array Networks Web Application Firewall

WAF protecting web apps and APIs from zero-day attacks and cyber threats

Cloud Web Application and API Protection

Compare

DBAppSecurity DAS Web Application Firewall

WAF protecting websites and web apps from OWASP Top 10 and zero-day attacks

Cloud Web Application and API Protection

Compare

MONITORAPP AIWAF

WAAP solution protecting web apps and APIs from threats across environments

Cloud Web Application and API Protection

Compare

Prophaze EagleEye WAF

Cloud-based WAF protecting web apps from threats with AI-powered analysis

Cloud Web Application and API Protection

Compare

Imperva Application Security

Platform protecting web apps and APIs from attacks, bots, and DDoS threats

Cloud Web Application and API Protection

Compare

Blackwall GateKeeper

Web security & traffic filtering platform for hosting providers

Cloud Web Application and API Protection

Compare

Baffin Bay Application Security

Web app and API protection with WAF, DDoS mitigation, and bot defense

Cloud Web Application and API Protection

Compare

Myra Application Security

Cloud-based web app & API protection with WAF, DDoS mitigation & bot mgmt

Cloud Web Application and API Protection

Compare

DataDome Bot Protect

Bot management platform blocking bad bots & malicious AI across web, apps & APIs.

Cloud Web Application and API Protection

Compare

Astra DDoS Protection

Website security suite with DDoS, WAF, malware scanning & bot protection.

Cloud Web Application and API Protection

Compare

Polaris Infosec WAAP

AI-powered WAAP platform with WAF, API security, DDoS, and bot mgmt.

Cloud Web Application and API Protection

Compare

Huskeys Adaptive Edge Security

Adaptive edge security layer that enhances existing WAFs without replacement.

Cloud Web Application and API Protection

Compare

AI-powered WAF with 15+ attack vectors and sub-50ms real-time decisions.

Cloud Web Application and API Protection

Compare

Sense Defence AI Web Security Suite

AI-powered cloud WAF with DDoS protection, bot management, and rate limiting

Cloud Web Application and API Protection

Compare

Haltdos Web Application Firewall Community Edition

Free WAF protecting web applications against OWASP Top 10 attacks

Cloud Web Application and API Protection

Free

Compare

AWS Web Application Firewalls (WAFs)

AWS Web Application Firewalls (WAFs) are cloud-based security services that protect web applications and APIs from internet-based attacks through customizable filtering rules and centralized management capabilities.

Cloud Web Application and API Protection

Free

Compare

NAXSI is a third-party nginx module that prevents XSS and SQL injection attacks by filtering HTTP traffic based on predefined security rules.

Cloud Web Application and API Protection

Free

Compare

Indusface AppTrana AppSec Platform

AI-powered WAAP platform with ASM, vuln scanning, WAF, API protection & DDoS

Cloud Web Application and API Protection

Compare

F5 Distributed Cloud WAF

SaaS-based WAF for protecting web apps across multi-cloud, on-prem & edge

Cloud Web Application and API Protection

Compare

A10 Networks ThreatX

Web app and API protection platform with WAF, bot, DDoS, and API security

Cloud Web Application and API Protection

Compare

NSFOCUS Web Application Firewall

WAF protecting web applications from cyber attacks

Cloud Web Application and API Protection

Compare

Oracle Cloud Infrastructure WAF

A cloud-based web application firewall service that protects web applications from malicious traffic through threat intelligence, access controls, and bot management capabilities.

Cloud Web Application and API Protection

Compare

F5 WAF for NGINX and F5 DoS for NGINX

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

Cloud Web Application and API Protection

Compare

Alibaba Cloud Web Application Firewall (WAF)

Cloud-based WAF providing web app, API, and bot protection for cloud services

Cloud Web Application and API Protection

Compare

Instart Web Performance (Legacy)

A legacy web application security and performance optimization solution that combines security controls with performance enhancement features.

Cloud Web Application and API Protection

Compare

Fortinet FortiWeb

WAF protecting web apps and APIs from OWASP Top 10, bots, and DDoS attacks

Cloud Web Application and API Protection

Compare

F5 Application Delivery and Security Platform (ADSP)

Platform for app delivery, security, API protection, and WAF across environments

Cloud Web Application and API Protection

Compare

Comodo Website Security

Website security platform with WAF, CDN, malware scanning, and backup

Cloud Web Application and API Protection

Compare

Akamai Bot Manager

Bot detection and mitigation solution protecting web apps and APIs

Cloud Web Application and API Protection

Compare

Indusface SwyftComply

Autonomous vulnerability remediation via virtual patching for web apps and APIs

Cloud Web Application and API Protection

Compare

Indusface AppTrana - WAF

Managed WAF providing web app protection against DDoS, bots, and vulnerabilities

Cloud Web Application and API Protection

Compare

Cloudbric Managed Rules

Managed security rules for AWS WAF protecting web apps and APIs

Cloud Web Application and API Protection

Compare

Wallarm Cloud-Native WAAP

Cloud-native WAAP protecting web apps & APIs against OWASP Top 10 & threats

Cloud Web Application and API Protection

Compare

Alibaba Cloud Web Application Firewall (WAF)

Alibaba Cloud's fully managed WAAP solution for web, API, and bot protection.

Cloud Web Application and API Protection

Compare

Imperva Web Application Firewall (WAF)

WAF protecting web apps and APIs from OWASP Top 10 and other threats

Cloud Web Application and API Protection

Compare

F5 BIG-IP Advanced WAF

WAF protecting apps and APIs from attacks, bots, and OWASP Top 10 threats

Cloud Web Application and API Protection

Compare

Cisco Web Application and API Protection (WAAP)

Web app, mobile app, and API protection with bot and DDoS mitigation

Cloud Web Application and API Protection

Compare

Ivanti Virtual Application Delivery Controller

Application delivery controller with load balancing, WAF, and traffic mgmt.

Cloud Web Application and API Protection

Compare

CDNetworks Cloud Security 2.0

Cloud-based WAAP platform with DDoS mitigation, WAF, bot protection, and API sec

Cloud Web Application and API Protection

Compare

Trusted Knight Protector Air

Cloud-based web & browser transaction protection with malware detection

Cloud Web Application and API Protection

Compare

PIOLINK WEBFRONT-K

Web Application and API Protection (WAAP) platform with WAF and DDoS defense

Cloud Web Application and API Protection

Compare

Agent-based runtime firewall for web apps and APIs with AI-driven rules

Cloud Web Application and API Protection

Compare

Sectigo SiteLock Website Protection Solutions

Website security platform with malware scanning, WAF, CDN, and DDoS protection

Cloud Web Application and API Protection

Compare

Myra Security Security as a Service Platform

Cloud-based security platform for DDoS mitigation and web app protection

Cloud Web Application and API Protection

Compare

Bot mitigation & fraud prevention platform for websites and APIs

Cloud Web Application and API Protection

Also compare alternatives to:

Cloudflare WAF alternatives Radware Cloud WAF Service alternatives Array ASF Series Web Application Firewall alternatives Array Networks Web Application Firewall alternatives DBAppSecurity DAS Web Application Firewall alternatives MONITORAPP AIWAF alternatives Prophaze EagleEye WAF alternatives Imperva Application Security alternatives Blackwall GateKeeper alternatives Baffin Bay Application Security alternatives Myra Application Security alternatives DataDome Bot Protect alternatives

Compare ModSecurity with:

ModSecurity vs Cloudflare WAF ModSecurity vs Radware Cloud WAF Service ModSecurity vs Array ASF Series Web Application Firewall ModSecurity vs Array Networks Web Application Firewall ModSecurity vs DBAppSecurity DAS Web Application Firewall ModSecurity vs MONITORAPP AIWAF ModSecurity vs Prophaze EagleEye WAF ModSecurity vs Imperva Application Security

ModSecurity Alternatives FAQ

Common questions security professionals ask when evaluating alternatives and competitors to ModSecurity.

What are the best alternatives to ModSecurity?

The most popular alternatives to ModSecurity include Cloudflare WAF, Radware Cloud WAF Service, Array ASF Series Web Application Firewall, Array Networks Web Application Firewall, and DBAppSecurity DAS Web Application Firewall. These Cloud Web Application and API Protection tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

How many alternatives to ModSecurity are available?

There are 48 alternatives to ModSecurity listed on CybersecTools, all within the Cloud Web Application and API Protection category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is ModSecurity free or commercial?

ModSecurity is a free Cloud Web Application and API Protection tool. You can use it at no cost. Both free and commercial alternatives are available for comparison.

What type of tool is ModSecurity?

ModSecurity is a Cloud Web Application and API Protection tool within the broader Cloud Security category. It is used by security professionals for cloud web application and api protection capabilities and can be compared against 48 similar tools.

Have more questions? Browse our categories or search for specific tools.

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