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Top WAF GitHub Repositories & Tools (2026)

Discover the most starred and trending open source tools tagged with #waf.

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4 matching projects · updated Sep 28, 2026 How we rank ↗

#1 TRENDING crowdsecurity/crowdsec Go 2020

Open-source IDS/IPS, WAF and bot detection for Linux, Windows, Docker and Kubernetes, with a crowdsourced blocklist of malicious IPs.

◇ anti-bot ◇ blocklist ◇ bot-detection ◇ bot-protection

722 ↑ +25 today

#2 TRENDING corazawaf/coraza Go 2020

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library

◇ coraza ◇ coraza-waf ◇ coreruleset ◇ go

357 ↑ +2 today

#3 TRENDING coreruleset/go-ftw Go 2020

Web Application Firewall Testing Framework - Go version

◇ testing ◇ testing-tools ◇ waf

39 ↑ +1 today

#4 TRENDING CIDRAM/CIDRAM PHP 2016

CIDRAM: Classless Inter-Domain Routing Access Manager.

◇ anti-spam ◇ asn ◇ blacklist ◇ blocker

34 ↑ +1 today

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