Showing 314 open source projects for "firewall c"

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  • 1
    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: 8 This Week
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  • 2

    Kevux Firewall

    Provide basic firewall program for Kevux using FLL.

    The Kevux Firewall program is one of the oldest Featureless Linux Library (FLL) programs. This project now exists outside of the FLL as its own distinct project and repository.
    Downloads: 0 This Week
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  • 3
    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: 160 This Week
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  • 4
    SoftEther VPN

    SoftEther VPN

    Cross-platform multi-protocol VPN software

    An open-source free cross-platform multi-protocol VPN program, as an academic project from University of Tsukuba, under the Apache License 2.0. The API Suite allows you to easily develop your original SoftEther VPN Server management application to control the VPN Server (e.g. creating users, adding Virtual Hubs, disconnecting a specified VPN sessions) from JavaScript, TypeScript, C# or other languages. SoftEther VPN ("SoftEther" means "Software Ethernet") is one of the world's most powerful...
    Downloads: 58 This Week
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  • 5
    Dirty Frag

    Dirty Frag

    Universal Linux LPE

    Dirty Frag is a low-level networking and packet manipulation project focused on fragmentation-based techniques for bypassing filters, firewalls, or DPI systems during network communication. The project explores how fragmented packets can be crafted and transmitted to alter how traffic is interpreted by inspection systems or network devices. It is primarily aimed at networking enthusiasts, security researchers, and developers experimenting with packet-level behavior and protocol edge cases....
    Downloads: 0 This Week
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  • 6
    Zeek

    Zeek

    Zeek is a powerful network analysis framework

    Zeek has a long history in the open source and digital security worlds. Vern Paxson began developing the project in the 1990s under the name “Bro” as a means to understand what was happening on his university and national laboratory networks. Vern and the project’s leadership team renamed Bro to Zeek in late 2018 to celebrate its expansion and continued development. Zeek is not an active security device, like a firewall or intrusion prevention system. Rather, Zeek sits on a “sensor,” a...
    Downloads: 6 This Week
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  • 7
    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: 1,460 This Week
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  • 8
    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: 109 This Week
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  • 9
    Siproxd is a proxy/masquerading daemon for the SIP protocol. It allows SIP clients (softphones & hardphones) to work behind an IP masquerading firewall or router.
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    Downloads: 78 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: 4 This Week
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  • 11

    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: 568 This Week
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  • 12
    A Free SOCKS proxy server for Linux, macos and FreeBSD
    Downloads: 41 This Week
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  • 13
    CacheGuard Gateway

    CacheGuard Gateway

    Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.

    Securing your network should not require an enterprise budget. CacheGuard is a free open-source network security appliance for startups and growing businesses that need serious protection without the complexity. Install CacheGuard-OS on any x86 machine or VM and get a complete security gateway in under an hour. No plug-ins, no compatibility issues. Everything works out of the box. CacheGuard-OS is not an app, it IS the OS. A fully custom network appliance operating system built from...
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    Downloads: 11 This Week
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  • 14
    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: 0 This Week
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  • 15
    Rivoreo's fork of IP Filter firewall software. Original project page https://sourceforge.net/projects/ipfilter/
    Downloads: 0 This Week
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  • 16
    SKUDONET

    SKUDONET

    SKUDONET Open Source Load Balancer and Web Application Firewall

    SKUDONET Community Edition is an Open Source Load Balancer and Web Application Firewall (WAF) designed for Linux server environments. Formerly known as Zevenet, it is based on Debian 12.8, providing a stable and secure foundation for reliable application delivery and cybersecurity. This edition is suitable for Linux and Windows server deployments (not for mobile platforms), offering advanced Layer 4 and Layer 7 traffic management with support for up to 250,000 TCP requests per second (L4)...
    Downloads: 26 This Week
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  • 17
    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: 0 This Week
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  • 18
    OpenVPN 2

    OpenVPN 2

    Robust and flexible VPN network tunnelling

    OpenVPN 2 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/ https://community.openvpn.net/
    Downloads: 0 This Week
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  • 19
    RELIANOID

    RELIANOID

    Network Load Balancer and Application Security

    RELIANOID is an open core (Debian GNU/Linux based) Application Delivery Controller (ADC) with advanced load balancing features such as Network Load Balancer, Application Load Balancer with SSL offloading, Advance Network Configuration including Virtual Interfaces, VLANs, Bonding with link aggregation, IPv4/IPv6, advanced routing, stateless cluster, web GUI, JSON API and much more! Enterprise Edition Load Balancer is available with extra features such as global service load balancing...
    Downloads: 170 This Week
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  • 20
    ByteSync

    ByteSync

    All-in-One Sync, Backup & Deduplication Tool

    ByteSync is a powerful open-source tool for remote file comparison and synchronization, designed to transfer only what truly matters: the differences. Whether you're syncing large files, backing up remote folders, or handling extensive sets of small files, ByteSync delivers speed, security, and efficiency—without unnecessary data transfers. Compatible with Windows, macOS, and Linux, ByteSync leverages cloud-based orchestration with end-to-end encryption, eliminating the need for VPNs or...
    Downloads: 8 This Week
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  • 21
    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: 3 This Week
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  • 22
    LibNetBlock - A Network Blocking Library

    LibNetBlock - A Network Blocking Library

    A library for blocking access to network on-the-fly

    LibNetBlock is a library that on-the-fly (by preloading) prevents a program under its control to use the network, to help to keep the user's privacy, prevent data leakage and virus spreading. You can think of LibNetBlock as a simple layer-7 (L7) firewall that simply blocks the network access for the program it controls. There is NO NEED to rebuild your software, because LibNetBlock is a pre-loadable library, meaning you just need to RUN the software with LibNetBlock loaded. LibNetBlock is...
    Downloads: 2 This Week
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  • 23
    filepilot-shell

    filepilot-shell

    Rust-based terminal: multi-pane SSH sync, AI CLI help, PTY replay

    https://abhibagul.github.io/filepilot/shell.html FilePilot Shell is an open-source (MIT), Tauri + Rust terminal emulator built for developers and sysadmins running local shells and SSH sessions side by side. Multi-tab panes support a Unified Sync Manager, letting you group splits (A/B/C or custom) and broadcast commands across hosts in real time. Security is zero-knowledge: SSH keys and connection profiles are encrypted client-side with AES-256-GCM, with optional HashiCorp Vault...
    Downloads: 2 This Week
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  • 24
    GoldBug - Encrypted Communications

    GoldBug - Encrypted Communications

    Chat Messenger. E-Mail-Client. Websearch. Filetransfer.

    GoldBug is a decentralized & secure communication suite that offers an integrated e-mail client, an instant messenger & a file transfer. Also included is an URL-RSS-DB & a p2p web search. Current vers. w/ McEliece Algorithm. GoldBug has been 2013 - 2023 ten years just another Graphical User Interface of the Spot-On Encryption Suite. Main GUI features: Minimal & colorful Interface with Tabs in the East. Microsoft & Qt MinGW deprecated Win32 & for Compiling: ●...
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    Downloads: 32 This Week
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  • 25
    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: 257 This Week
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