* [Coraza WAF Caddy Module v2.6.0](https://github.com/corazawaf/coraza-caddy) – Caddy module adding OWASP Coraza-based Web Application Firewall compatible with OWASP Core Rule Set and ModSecurity syntax.

* [Caddy WAF Middleware v0.4.0](https://github.com/fabriziosalmi/caddy-waf) – Highly customizable Web Application Firewall middleware providing advanced protection for the Caddy web server.

* [CrowdSec Bouncer for Caddy v0.14.0](https://github.com/hslatman/caddy-crowdsec-bouncer) – Caddy module that blocks malicious traffic using CrowdSec decisions.