Best Open Source Mac Firewall Software 2025

Firewall Software for Mac

Firewall Mac Libraries Clear Filters

Browse free open source Firewall software and projects for Mac below. Use the toggles on the left to filter open source Firewall software by OS, license, language, programming language, and project status.

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1

Coraza

OWASP Coraza WAF is a golang modsecurity compatible firewall library

Coraza is an open-source, enterprise-grade, high-performance Web Application Firewall (WAF) ready to protect your beloved applications. It is written in Go, supports ModSecurity SecLang rulesets and is 100% compatible with the OWASP Core Rule Set. Coraza is a drop-in alternative to replace the soon-to-be abandoned Trustwave ModSecurity Engine and supports industry-standard SecLang rule sets. Coraza runs the OWASP Core Rule Set (CRS) to protect your web applications from a wide range of attacks, including the OWASP Top Ten, with a minimum of false alerts. CRS protects from many common attack categories including: SQL Injection (SQLi), Cross Site Scripting (XSS), PHP & Java Code Injection, HTTPoxy, Shellshock, Scripting/Scanner/Bot Detection & Metadata & Error Leakages. Coraza is a library at its core, with many integrations to deploy on-premise Web Application Firewall instances.

Downloads: 2 This Week

Last Update: 2025-03-20
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2

IPtables Java library

This Library provides a java API for firewall logs, connection tracking and rules management.

Downloads: 0 This Week

Last Update: 2016-11-26
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3

WebCastellum

Java-based Open Source WAF (Web Application Firewall) to include inside a web application in order to protect it against attacks like Cross-Site Request Forgery (CSRF), Parameter Manipulation and more.

Downloads: 0 This Week

Last Update: 2015-07-15
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4

jNAT-PMPlib

A Java implementation of a NAT-PMP client. At the project's inception, there was not a well-known NAT-PMP client library for Java. This project intends to fill the gap.

Downloads: 0 This Week

Last Update: 2015-07-26
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