Browse free open source C Networking Software and projects below. Use the toggles on the left to filter open source C Networking Software by OS, license, language, programming language, and project status.
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Netsukuku is a P2P network system designed to handle a large number of nodes with minimal CPU and memory resources. It can be easily used to build a worldwide distributed and not controlled network without the support of any ISPs or authority controls.
is an applet for the Gnome panel that shows how much data have sent and received over any interface for a specified period (day, week, month or year). This is useful if you have some traffic limitations per period, or just as information.
A Windows NT / 2000 service to monitor the link quality of a list of IP addresses in a configuration file and produce an HTML file as output which indicates the link status. Uses ICMP ping. Log file and log file analyser for producing graphs included.
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The Noname network is a new gnutella-based network but with a new and more flexible protocol. The client/network currently supports filesharing, but the protocol can be developed to support more features.
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OpenISP: A suite of ISP Management Software (GPL licensed.) mysqlBind, mysqlApache, mysqlRadius, mysqlSendmail, mysqlISP, mysqlRadacct, mysqlIPM and others. NOTICE: Moved to freshmeat.net and www.openisp.net. For third party wrappers: unixservice.com
OpenTCP is a highly robust and portable implementation of the TCP/IP
and Internet application-layer protocols intended for those who
want to implement TCP/IP functionality in truly resource constrained
environments (8/16-bit MCUs).
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
PANG - Protocol for Arcade Network Gaming
Provides multiplayer arcade games with frame synchronization and packet reliability. The PANG protocol is UDP-based, written in the C language, and developed for Linux, Unix, and Solaris systems.
ppplog keeps track of your ppp online session costs. It detects online/offline states and automatically calculates costs according to your local phone company. Simplicity and flexibility was key in development.
PScan: A port scanner for PalmOS Devices.
This scanner is being developed by the Blue Collar Hacker's Union and is meant to be built using GNU tools (PRC-Tools, specifically), to be released under GPL.
Linux device driver and userspace library to provide for a method to packet capture at high data rates into a user-provided buffer. Tested to line speeds of up to 1Gb without packet loss.
** This project has moved to BitBucket **
https://bitbucket.org/robeden/pcap-ring-mm
Debian packages for PeerGuardian Linux (including the GUI) and its precessor moblock/blockcontrol/mobloquer.
PeerGuardian is a privacy oriented firewall application. It blocks connections to and from hosts specified in huge blocklists (thousands or millions of IP ranges). Its origins lie in targeting aggressive IPs while you use P2P.
See http://sourceforge.net/projects/peerguardian/
The Phantom project is a UN*X based Direct Connect Server(Hub) that will allow administrators a highly configuable hub, and provide users with services such as registration via bots and, entering their home page(s) in a database, etc. We
Piggyback Data Transfer Protocol (pdtp) is a protocol for transferring files over a terminal session. Initially the session works like a normal terminal. File transferring "mode" is activated by running a client on the remote server.
The paarpd provides ARP services for "Classical IP and ARP over ATM" networks (RFC1577, RFC2225) according to an administratively defined policy to provide a more secure and reliable service while still being RFC compliant.