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48 Best Naxsi Alternatives & Competitors (2026) | CybersecTools

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Naxsi

Best Naxsi Alternatives & Competitors in 2026

Top picks: Alibaba Cloud Web Application Firewall (WAF), DBAppSecurity DAS Web Application Firewall, MONITORAPP AIWAF — plus 45 more compared.

Evaluating Naxsi 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.

Naxsi Alternatives and Competitors

Naxsi is a free Cloud Web Application and API Protection tool. Security professionals most commonly compare it with Alibaba Cloud Web Application Firewall (WAF), DBAppSecurity DAS Web Application Firewall, MONITORAPP AIWAF, Imperva Web Application Firewall (WAF), and Blindspot WAAP. 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 Naxsi Alternatives and Competitors at a Glance

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

Alibaba Cloud Web Application Firewall (WAF)

Commercial

Cloud Web Application and API Protection

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

Key features: Protection against SQL injection and XSS attacks, Bot detection and mitigation using AI technology, API asset auto-discovery and security management, Data leak prevention for sensitive information, Web tamper proofing for page content

Shares 3 capabilities with Naxsi: SQL Injection, WAF, XSS

View Alibaba Cloud Web Application Firewall (WAF)|Alibaba Cloud Web Application Firewall (WAF) alternatives|Compare Alibaba Cloud Web Application Firewall (WAF)

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

Shares 3 capabilities with Naxsi: SQL Injection, Web Security, WAF

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

Shares 3 capabilities with Naxsi: SQL Injection, Web Security, WAF

View MONITORAPP AIWAF|MONITORAPP AIWAF alternatives|Compare MONITORAPP AIWAF

Imperva Web Application Firewall (WAF)

Commercial

Cloud Web Application and API Protection

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

Key features: Managed security rules with daily and real-time updates, Protection against OWASP Top 10 vulnerabilities, Machine learning-based attack pattern identification, Attack Analytics with automated alert correlation, Multiple deployment options (Cloud, Gateway, Elastic)

Shares 3 capabilities with Naxsi: SQL Injection, WAF, XSS

View Imperva Web Application Firewall (WAF)|Imperva Web Application Firewall (WAF) alternatives|Compare Imperva Web Application Firewall (WAF)

Commercial

Cloud Web Application and API Protection

WAAP with sidecar agent; no proxy, no SSL key exposure, sub-1ms decisions.

Key features: 35+ stage detection pipeline covering injection, bot, API, and business logic threats, Sidecar agent architecture: no inline proxy, SSL keys stay on customer infrastructure, Sub-1ms allow/block decisions via cloud engine analyzing request metadata, API protection: GraphQL, gRPC, OpenAPI schema compliance, BOLA/IDOR detection, Bot detection with 215+ signatures, browser fingerprinting, and behavioral analysis

Shares 3 capabilities with Naxsi: SQL Injection, WAF, XSS

View Blindspot WAAP|Blindspot WAAP alternatives|Compare Blindspot WAAP

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

All 48 Alternatives & Competitors to Naxsi

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

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

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

WAAP with sidecar agent; no proxy, no SSL key exposure, sub-1ms decisions.

Cloud Web Application and API Protection

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

Comodo Website Security

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

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

Prophaze EagleEye WAF

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

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 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

Sectigo SiteLock Website Protection Solutions

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

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

Curiefense is an application security platform that extends Envoy proxy to protect web applications and APIs against SQL injection, XSS, DDoS, and other common threats.

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

ModSecurity is an open-source web application firewall that provides a flexible and scalable way to monitor and control HTTP traffic.

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

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

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

Wallarm Cloud-Native WAAP

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

Also compare alternatives to:

Alibaba Cloud Web Application Firewall (WAF) alternatives DBAppSecurity DAS Web Application Firewall alternatives MONITORAPP AIWAF alternatives Imperva Web Application Firewall (WAF) alternatives Blindspot WAAP alternatives Cloudflare WAF alternatives Radware Cloud WAF Service alternatives Array ASF Series Web Application Firewall alternatives Array Networks Web Application Firewall alternatives Comodo Website Security alternatives Cloudbric Managed Rules alternatives Prophaze EagleEye WAF alternatives

Compare Naxsi with:

Naxsi vs Alibaba Cloud Web Application Firewall (WAF)Naxsi vs DBAppSecurity DAS Web Application Firewall Naxsi vs MONITORAPP AIWAF Naxsi vs Imperva Web Application Firewall (WAF)Naxsi vs Blindspot WAAP Naxsi vs Cloudflare WAF Naxsi vs Radware Cloud WAF Service Naxsi vs Array ASF Series Web Application Firewall

Naxsi Alternatives FAQ

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

What are the best alternatives to Naxsi?

The most popular alternatives to Naxsi include Alibaba Cloud Web Application Firewall (WAF), DBAppSecurity DAS Web Application Firewall, MONITORAPP AIWAF, Imperva Web Application Firewall (WAF), and Blindspot WAAP. 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 Naxsi are available?

There are 48 alternatives to Naxsi 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 Naxsi free or commercial?

Naxsi 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 Naxsi?

Naxsi 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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