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Firewall & WAF

Web application firewalls and DDoS protection services.

100 tools compared · Updated 2026 · Affiliate Disclosure

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Editor's Top 10

Rankings are editorial opinions based on publicly available data. We are not compensated to place any tool in the Top 10. Affiliate Disclosure

1
Editor's Choice
Cloudflare WAF
Best free WAF — enterprise-grade protection including OWASP Top 10 rules
"Application attacks dropped by 97% within the first week of deployment." — Technical Lead
★★★★★ 4.7/5 Free / $25/month Free
87 /100
Scores highest on support and has a free tier. Overall top pick in this category.
Budget Fit 20%
95
Features 20%
75
User Sentiment 15%
94
Support 30%
100
Ecosystem 15%
60
2
AWS WAF
Best WAF for AWS deployments — native integration with all AWS services
"False positive rate is so low our dev team barely notices it running." — Team Manager
★★★★☆ 4.3/5 From $5/month
72 /100
Scores highest on support. Ranked #2 overall.
Budget Fit 20%
75
Features 20%
75
User Sentiment 15%
86
Support 30%
67
Ecosystem 15%
60
3
Barracuda WAF-as-a-Service
Best enterprise WAF solution — includes API security and advanced threat intelligence
"DDoS mitigation handled a 500Gbps attack without any downtime." — Team Manager
★★★★☆ 4.1/5 From $0.14/hour
77 /100
Scores highest on support. Ranked #3 overall.
Budget Fit 20%
55
Features 20%
75
User Sentiment 15%
82
Support 30%
100
Ecosystem 15%
60
Complete Firewall & WAF Directory

All Firewall & WAF Tools

100 tools listed. Updated monthly. Affiliate Disclosure

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