BunkerWeb is a next-generation and open-source Web Application Firewall (WAF).
Naxsi AlternativesWeb Application Firewalls and other similar apps like Naxsi
Naxsi is described as 'NAXSI means Nginx Anti XSS & SQL Injection' and is a web application firewall in the security & privacy category. There are four alternatives to Naxsi for a variety of platforms, including Linux, Self-Hosted, SaaS, Web-based and BSD apps. The best Naxsi alternative is BunkerWeb, which is both free and Open Source. Other great apps like Naxsi are UUSEC WAF, ModSecurity and open-appsec.
Alternatives list
- 58 BunkerWeb alternatives
Industry-leading free, high-performance, AI and semantic technology Web Application Firewall and API Security Gateway (WAAP) - UUSEC WAF.
Cost / License
- Free
- Open Source (BSD-2-Clause)
Application type
Platforms
- Online
- Self-Hosted
- Linux
- Software as a Service (SaaS)

- 8 ModSecurity alternatives
ModSecurity is an open source web application firewall. Working embedded in the web server, or standalone as a network appliance, it detects and prevents attacks against web applications.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
open-appsec (openappsec.io) in an open-source initiative that builds on machine learning to provide pre-emptive web app & API threat protection against OWASP-Top-10 and zero-day attacks.













