Showing 334 open source projects for "firewall source code by c"

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  • 1
    LuLu

    LuLu

    LuLu is the free open-source macOS firewall

    LuLu is a free, open-source firewall for macOS developed by Objective-See. It blocks unauthorized outgoing network connections, allowing users to monitor and control which applications can transmit data externally. Designed for privacy and security, LuLu provides real-time prompts, rule-based filtering, and an intuitive interface, making it a valuable tool for Mac users seeking visibility over their system’s network behavior.
    Downloads: 14 This Week
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  • 2
    simplewall

    simplewall

    Simple tool to configure Windows Filtering Platform (WFP)

    simplewall is an open-source Windows application that provides a user-friendly firewall control interface powered by Windows Filtering Platform (WFP), enabling users to block or allow outgoing and incoming network connections without diving into complex OS settings or command-line tools. The app presents a clean, intuitive UI where users can define rules based on process names, IP addresses, ports, and protocols, making it possible to restrict apps from accessing the internet or control...
    Downloads: 55 This Week
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  • 3
    SafeLine

    SafeLine

    Serve as a reverse proxy to protect your web services from attacks

    SafeLine is a self-hosted WAF(Web Application Firewall) to protect your web apps from attacks and exploits. A web application firewall helps protect web apps by filtering and monitoring HTTP traffic between a web application and the Internet. It typically protects web apps from attacks such as SQL injection, XSS, code injection, os command injection, CRLF injection, LDAP injection, XPath injection, RCE, XXE, SSRF, path traversal, backdoor, brute force, HTTP-flood, bot abuse, among others. By...
    Downloads: 5 This Week
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  • 4
    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.
    Downloads: 5 This Week
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  • 5
    ProxySQL

    ProxySQL

    A high-performance MySQL proxy

    ProxySQL is an open source, high performance, high availability, database protocol-aware proxy for MySQL. It was created due to a lack of high performance open source proxies, and is able to scale millions of connections across hundreds of thousands of backend servers, all while getting the freedom of being open source. ProxySQL provides end-to-end MySQL connection handling, real-time statistics and database traffic inspection. It's got failover detection, rich query rule definitions, and...
    Downloads: 1 This Week
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  • 6
    FWiptables. Firewall With iptables.

    FWiptables. Firewall With iptables.

    iptables mini-script in file-wizard

    The fwiptables is a one-file WIZARD, for IPTABLES with COMMAND-LINE, with CLI-MENU, with GUI-MENU, with GUI-ROLL, with GUI-SHELL. fwiptables develop with Purpose Educational Since 2020, developing code Since 2024, cleaning code Since 2025, fixing code Browse Wiki: https://sourceforge.net/p/f-iptables/wiki/browse_pages/ Anonymouse Ticket: https://sourceforge.net/p/f-iptables/tickets/
    Downloads: 7 This Week
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  • 7
    Netdeep Secure Firewall

    Netdeep Secure Firewall

    Next Generation Open Source Firewall

    Netdeep Secure is a Linux distribution with focus on network security. Is a Next Generation Open Source Firewall, which provides virtually all perimeter security features that your company may need. It offers Web content filters, ensuring better performance of the network, allowing users to use the service efficiently and securely, providing a deep control of the use of the Web access service, blocking access to unwanted websites, Virus, Spam, Applications and intrusion attempts. Its...
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    Downloads: 16 This Week
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  • 8
    Smoothwall
    Smoothwall is a best-of-breed Internet firewall/router, designed to run on commodity hardware and to provide an easy-to-use administration interface to those using it. Built using open source and Free software, it's distributed under the GNU Public License.
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    Downloads: 1,541 This Week
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  • 9
    SSHGuard

    SSHGuard

    Intelligently block brute-force attacks by aggregating system logs

    SSHGuard protects hosts from brute-force attacks against SSH and other services. It aggregates system logs and blocks repeat offenders using several firewall backends, including iptables, ipfw, and pf.
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    Downloads: 141 This Week
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  • 10

    Web-based Firewall Log Analyzer

    Firewall log analyzer

    Flexible web-based firewall log analyzer, supporting netfilter and ipfilter, ipfw, ipchains, cisco routers and Windows XP system logs, and mysql or postgresql database logs using the iptables ULOG or NFLOG target of netfilter others mapped to the ulogd format with a view. Fully supports IPv6 for database logs, and netfilter and ipfilter system file logs. Also supports Maxmind's GeoIP version 2 location databases. For Linux, FreeBSD, OpenBSD, Solaris, OSX,etc.
    Downloads: 5 This Week
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  • 11
    Coyote Linux

    Coyote Linux

    Network Security Appliance Linux Distribution

    Coyote Linux is a security-centric distribution of Linux designed to provide firewall, VPN, IP routing, and various other functions.
    Downloads: 18 This Week
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  • 12
    CacheGuard Gateway

    CacheGuard Gateway

    CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.

    CacheGuard Gateway is a free and open-source Unified Threat Management (UTM) solution, a Web Application Firewall (WAF), and a Quality of Service (QoS) platform designed to optimize WAN traffic. To obtain a CacheGuard Gateway appliance, download CacheGuard-OS and install it on the bare-metal or virtual machine of your choice. It’s that simple and completely free. The UTM includes a firewall, web antivirus, VPN server, and a URL-filtering and SSL-inspection web proxy. The WAF operates in...
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    Downloads: 46 This Week
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  • 13

    Privoxy

    HTTP proxy to block ads and customize webpages

    Privoxy is a non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk. Privoxy has a flexible configuration and can be customized to suit individual needs and tastes. It has application for both stand-alone systems and multi-user networks.
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    Downloads: 432 This Week
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  • 14
    Rivoreo's fork of IP Filter firewall software. Original project page https://sourceforge.net/projects/ipfilter/
    Downloads: 0 This Week
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  • 15
    Securepoint Squid eCAP Antivirus adapter

    Securepoint Squid eCAP Antivirus adapter

    Antivirus eCAP adapter for Squid 3.1 and above.

    Securepoint Antivirus eCAP adapter for Squid 3.1 and above.
    Downloads: 1 This Week
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  • 16
    OpenVPN

    OpenVPN

    Robust and flexible VPN network tunnelling

    OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single TCP/UDP port. Discussion forums and project wiki can be found here: https://forums.openvpn.net/ http://community.openvpn.net/openvpn
    Downloads: 0 This Week
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  • 17
    MailCleaner

    MailCleaner

    Anti Spam SMTP Gateway

    MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It...
    Downloads: 1 This Week
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  • 18

    TKMsense

    OpenBSD based firewall distribution

    "TKMsense" an easy to use secure OpenBSD based firewall distribution. TKMsense's main goal is to blend ease of use and security. While still being friendly to the beginner. Full source code https://sourceforge.net/projects/tkmsense/files/TKMsense_Source_Code/ TKMsense versions 1. ISO-this file is meant to be burned to a CD/DVD or to install into a hypervisor's vm x86_64 bit https://sourceforge.net/projects/tkmsense/files/TKMsense_V0.0.4/amd64/TKMsense_0.0.4_amd64.iso/download x86_32 bit https://sourceforge.net/projects/tkmsense/files/TKMsense_V0.0.4/i386/TKMsense_0.0.4_i386.iso/download Important note "TKMsense only helps with networking settings. not initial installation."
    Downloads: 0 This Week
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  • 19
    Endian Firewall Community
    Endian Firewall Community (EFW) is a "turn-key" linux security distribution that makes your system a full featured security appliance with Unified Threat Management (UTM) functionalities. The software has been designed for the best usability: very easy to install, use and manage and still greatly flexible. The feature suite includes stateful packet inspection firewall, application-level proxies for various protocols (HTTP, FTP, POP3, SMTP) with antivirus support, virus and spam-filtering...
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    Downloads: 275 This Week
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  • 20
    OpenWRT ©VMWare ©ESXi Appliance

    OpenWRT ©VMWare ©ESXi Appliance

    OpenWRT ©VMWare ©ESXi Appliance NAT router

    Ready to use OpenWRT NAT router appliance for ©VMWare ©ESXi. You only have to uncompress and register it to your ©ESXi server to be able to use it as a fencing device between your LAN network and some NATed network inside your ©ESXi host. It can also be easily configured to serve as a firewall in a dedicated ©ESXi host. You can follow the setup guide at https://33hops.com/vmware-esxi-nat-with-custom-firewall.html The appliance comes in a very small package (less than 5 MB), still...
    Downloads: 1 This Week
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  • 21
    OctopusWAF

    OctopusWAF

    Web application firewall in C language uses libevent

    OctopusWAF is a open source Web application firewall, is made in C language uses libevent to make multiple connections. Event-driven architecture is optimized for a large number of parallel connections (keep-alive) which is important for high performance AJAX applications. This tool is very light, you can deploy in any please, this resource turn perfect to protect specific endpoint that need a custom protection.
    Downloads: 0 This Week
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  • 22
    Xtables-addons
    Xtables-addons is a package that obsoletes the old patch-o-matic repository for the Linux kernel and iptables. Instead of patching the kernel source, extensions are built as modules and thus allow extending kernels without recompilation.
    Downloads: 0 This Week
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  • 23
    LoL Absent

    LoL Absent

    Program to block League of Legends contacts.

    ABANDONED PROJECT. THE PROGRAM DOES NOT WORK BECAUSE THE CHAT SERVERS HAVE CHANGED SINCE THE LAST UPDATE. Program to block League of Legends contacts. When you use it, you will appear offline and you will not be able to write in the picks and bans phase, but yes during the game. REQUIREMENTS: 1 - Windows 10 x64 or higher operative system. 2 - NET Framework 4.7.2 or higher.
    Downloads: 8 This Week
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  • 24
    jNetPcap - A Libpcap Java Binding

    jNetPcap - A Libpcap Java Binding

    A java PCAP and DPI library

    A java wrapper for popular "libpcap" and "WinPcap" libraries. Accurate full API translation. Packet buffers delivered with no copies. Send custom packets, gather statistics. Comprehensive and easily extensible DPI engine.
    Downloads: 24 This Week
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  • 25

    knocker

    A simple, portable port scanner

    Knocker is a simple, versatile, and easy-to-use TCP security port scanner written in C, using threads. It is able to analyze hosts and the network services which are running on them. It is available for Linux, FreeBSD, Unix, and Windows95/98/2000.
    Downloads: 8 This Week
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