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2 Free AWS WAF Alternatives Ranked by Real Users (2026)

Explore 2 alternatives to AWS WAF — vetted by our editors with real user reviews, pricing, and feature comparisons.

The best free AWS WAF alternatives, ranked by SpotScore

Quick answer

Looking for a AWS WAF alternative? The top picks are Prophaze and Modshield SB. Prophaze comes out ahead with a SpotScore of -1. See all 2 compared on score, rating, and price below.

You don't have to settle for AWS WAF if it isn't working. These 2 web application firewall (waf) software free alternatives are the strongest replacements, ranked by SpotScore (real-user satisfaction and market presence), star ratings, and pricing. Editors vet each tool. Use the table for a fast comparison, then read the sections below for the full story.

ProductSpotScoreRatingPricingBest for
ProphazeStay ahead of cyber threats with Prophaze's advanced protection.—Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
Modshield SBStay one step ahead of cyber threats.—Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
Prophaze

Prophaze

Stay ahead of cyber threats with Prophaze's advanced protection.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Prophaze?

Prophaze is a Web Application Firewall (WAF) built for Kubernetes that provides application-layer security and scales with website traffic. It automates threat detection, delivers real-time visibility into web traffic activity, and reduces incident response time for security events.

Read more about Prophaze
Free Trial·

Prophaze offers custom pricing plan

Modshield SB

Modshield SB

Stay one step ahead of cyber threats.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Modshield SB?

Modshield SB is a web application firewall that blocks SQL injection, cross-site scripting (XSS), and cross-site request forgery (CSRF) by intercepting malicious traffic before it reaches the application server. It includes geographic traffic controls for whitelisting or blacklisting by ...

Read more about Modshield SB
Free Trial·

Modshield SB offers custom pricing plan

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Why these AWS WAF alternatives made the cut

ProphazeBest for teams of all sizes
Modshield SBBest for teams of all sizes

Why teams look for a AWS WAF alternative

The reasons to look beyond AWS WAF are usually practical ones like these:

  • Pricing can be complex depending on usage
  • Steeper learning curve for beginners
  • Limited UI customization options

The things that matter when replacing AWS WAF

How the 2 web application firewall (waf) software free alternatives compare, plainly: 2 offer a free tier.

How the order works.

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

The top-rated alternatives to AWS WAF are Prophaze, Modshield SB. Compare all 2 alternatives side-by-side above.

When evaluating alternatives to AWS WAF, prioritize: Custom Rules, Predefined Rulesets, Rate Limiting, Bot Protection, API Security, transparent pricing, free trial availability, and integrations with your existing tools. Use the filters above to compare by feature, budget, and team size.

Migration difficulty depends on how deeply AWS WAF is integrated into your workflows. Most alternatives offer data export/import tools and dedicated onboarding support. We recommend shortlisting 2–3 options, running a free trial, and checking each vendor's migration guides before committing.

How to decide on a AWS WAF alternative

  • On a budget / just exploring: start with a free tier — Prophaze and Modshield SB let you evaluate without paying upfront.
  • Want the safest pick: Prophaze has the highest Spotsaas Score (-1) in this list — a strong default if you're unsure.

Making the move from AWS WAF

A clean break from AWS WAF starts with your data. Export it, verify the new tool can take it in, and check that your core workflows carry over. Pilot the switch with a small team or project before going all in, and don't cancel AWS WAF until the migration's finished. Free trials above make testing low-risk.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].