Best F5 Distributed Cloud WAF Alternatives ranked by AI · updated Aug 2026

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F5 Distributed Cloud WAF provides cloud-delivered protection for web applications and APIs across public and hybrid environments. It is designed for enterprise application, network, and platform teams that need edge security with traffic inspection and API controls.

Top 6 F5 Distributed Cloud WAF alternatives

1 Waratek Secure logo

Waratek Secure

Waratek

Waratek Secure is a runtime application security platform that protects applications from attacks while they are running. It is aimed at enterprises...

Pros

  • Provides runtime protection that can block attacks missed by pre-production testing
  • Designed for application-level visibility rather than only network traffic inspection
  • Can protect Java applications without requiring source-code changes

Cons

  • Less widely adopted than Contrast Security and major cloud WAF platforms
  • Public pricing and self-service purchasing options are limited
  • Runtime agents can require application-specific deployment and tuning
4

Contrast Security

Contrast Security

Contrast Security provides application security products that instrument applications to identify and block vulnerabilities during runtime. It targets development and security teams,...

Pros

  • Broader RASP and IAST coverage than Waratek for modern development workflows
  • Strong language-agent instrumentation and application-level vulnerability context
  • Integrates with common CI/CD and security operations workflows

Cons

  • Can require more platform configuration than a focused runtime-only deployment
  • Enterprise pricing is not publicly transparent
  • Coverage and feature depth vary by supported language and framework

Fortify Application Defender is a runtime application protection product for detecting and blocking attacks against deployed applications. It is intended for enterprise...

Pros

  • Strong fit for organizations already standardized on Fortify tooling
  • Adds runtime blocking to static and dynamic application testing programs
  • Supports policy-based protection without requiring application rewrites

Cons

  • Less attractive for teams without existing Fortify infrastructure
  • Product administration can be heavier than cloud-native alternatives
  • Public documentation and pricing are less accessible than some competitors
6

OpenRASP

Baidu

OpenRASP is an open-source runtime application self-protection project that instruments applications to detect and block common attacks. It is aimed at teams...

Pros

  • No license cost and source code is available for review and customization
  • Supports multiple server-side languages and application attack types
  • Closer to Waratek's in-process protection model than a traditional WAF

Cons

  • Smaller ecosystem and less commercial support than Waratek or Contrast
  • Operational maintenance and tuning fall largely on the adopting team
  • Release activity and enterprise integrations are less predictable than commercial platforms

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