Browse free open source Firewall software and projects for Linux and BSD 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

    PHP - Net_RouterOS

    A client for the MikroTik RouterOS API protocol, written in PHP.

    A client for the MikroTik RouterOS API protocol, written in PHP. Easy, tested and documented. All feedback welcomed.
    Downloads: 18 This Week
    Last Update:
    See Project
  • 2

    SonicReader

    Sonicwall Configuration File Reader

    SonicReader is used to view and save reports of the internals of a Sonicwall Configuration file. This is useful for those people that wish to know the settings within their saved Sonicwall Configs. I have no affiliation with Dell Sonicwall. Please do not contact Dell Sonicwall regarding the use of this program.
    Downloads: 12 This Week
    Last Update:
    See Project
  • 3
    VTD-XML is the next generation XML parser/indexer/editor/slicer/assembler/xpath-engine that goes beyond DOM, SAX and PULL in performance, memory usage, and ease of use.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 4
    Auto Proxy Filter Test (APFT) automates the testing of safe and unsafe URLs against a content filtering proxy (such as Dansguardian) and helps prevent regressions. APFT is useful to people who are designing filter rules.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 5
    It moves by itself inside networks like virus infection & plagues, it is being written to solve computer virus problem drastically and responsibly. It is legal, free and open for public domain to improve W3 ICT Security.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    CompactBSD is a powerful set of tools that allow you to build your own customized, lightweight distribution of OpenBSD and then burn it onto compact flash so that it can be run on an embedded PC platform such as FatPort's FatPoint (www.fatport.com)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    Coraza

    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: 0 This Week
    Last Update:
    See Project
  • 8
    DAXFi - Dynamic XML Firewall
    DAXFi is a Python package that helps configure several different kinds of firewalls in a consistent way. The rules are described in XML. It comes with a Python package, useful to build other applications and includes some useful example programs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    DFA library is a regular expression library capable of the classic RE syntax (i.e. - without any perl extension). Unlike many other libraries with similar functionality, a deterministic finite automata (DFA) is used. DFA was formerly called npcre, wh
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 10
    The IIOP Toolset provides a graphical user interface to analyze end-to-end connectivity thru firewalls and NAT-gateways between the location of CORBA client and the service endpoint of the CORBA server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Nubric (Near-real-time user behaviour and resource interaction control) is a framework for security and authentication-related modules written in Java. Its origin focus lies on network monitoring, dynamic, transparent firewalling and traffic control.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Simple Firewall is a easy tool for administration users and access control. This tool is made for Linux. Using iptables for packet filtering Write in perl Save rules with xml. That can be run in bash shell and web via webmin. This version of firewa
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    This project will serve as a central hosting/bug tracking center for modifications to the SmoothWall.org firewall distribution. Support and information for the "mods" posted here can be found on the SmoothWall.org forums, the SmoothWall.org IRC server, or
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    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:
    See Project
  • 15
    yafig is a LAMP-based firewall rule generator.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    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:
    See Project
  • 17
    TunnelTools is a set of perl scripts to allow anonymous rsync and CVS access from machines inside a firewall by tunneling over an ssh connection to a host outside the firewall.
    Downloads: 0 This Week
    Last Update:
    See Project
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