Showing 3013 open source projects for "c source code"

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  • 1
    Open Source Routing Machine

    Open Source Routing Machine

    Open Source Routing Machine - C++ backend

    High-performance routing engine written in C++14 designed to run on OpenStreetMap data. There are several services available via HTTP API, C++ library interface and NodeJs wrapper. Nearest, snaps coordinates to the street network and returns the nearest matches. Route finds the fastest route between coordinates. Table computes the duration or distances of the fastest route between all pairs of supplied coordinates. Match snaps noisy GPS traces to the road network in the most plausible way....
    Downloads: 2 This Week
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  • 2
    Sogou C++ Workflow

    Sogou C++ Workflow

    C++ parallel computing and asynchronous networking engine

    As Sogou`s C++ server engine, Sogou C++ Workflow supports almost all back-end C++ online services of Sogou, including all search services, cloud input method, online advertisements, etc., handling more than 10 billion requests every day. This is an enterprise-level programming engine in light and elegant design which can satisfy most C++ back-end development requirements.
    Downloads: 9 This Week
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  • 3
    C# SNMP Library

    C# SNMP Library

    C# SNMP Library (#SNMP) - Open source SNMP implementation for C#

    SharpSnmpLib is an open-source SNMP library for C# and .NET applications. It helps developers add Simple Network Management Protocol functionality without building the protocol layer from scratch. The project supports SNMP v1, v2c, and v3, making it useful for a wide range of network management scenarios. It can be used to build both SNMP managers and agents.
    Downloads: 0 This Week
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  • 4
    Npgsql

    Npgsql

    Npgsql is the .NET data provider for PostgreSQL

    Npgsql is an open source ADO.NET Data Provider for PostgreSQL, it allows programs written in C#, Visual Basic, F# to access the PostgreSQL database server. It is implemented in 100% C# code, is free and is open source. An Entity Framework Core provider is also available and exposes some features unique to the PostgreSQL database to EF Core users. Finally, a legacy Entity Framework 6.x (non-Core) provider is also available but is no longer being actively maintained. ...
    Downloads: 36 This Week
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    apm-agent-dotnet

    apm-agent-dotnet

    Elastic APM .NET Agent

    Elastic APM .NET Agent. The agent can automatically instrument .NET Framework, .NET Core, and .NET applications using the .NET CLR Profiling APIs. The Profiling APIs provide a way to instrument an application or dependency code without code changes.
    Downloads: 0 This Week
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  • 6
    c-icap is an implementation of an ICAP server. It can be used with HTTP proxies that support the ICAP protocol such as the Squid 3.x HTTP proxy server to implement content adaptation/filtering services.
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    Downloads: 264 This Week
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  • 7
    wavemon

    wavemon

    Ncurses-based monitoring application for wireless network devices

    ...It should work (though with varying features) with all devices supported by the Linux kernel. Apart from debian/ubuntu packages and slackbuild scripts for wavemon, this repository contains the full source code.
    Downloads: 3 This Week
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  • 8
    conky

    conky

    Light-weight system monitor for X

    Conky is a free, light-weight system monitor for X, that displays any kind of information on your desktop. Conky is free software and runs in X on Linux and BSD. Originally a fork of Torsmo, Conky's torsmo-based code is BSD licensed. New code in Conky has been licensed under GPL 3.0. Since its inception, Conky has changed significantly from its predecessor, while maintaining simplicity and configurability. Conky can display just about anything, either on your root desktop, in its own window....
    Downloads: 35 This Week
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  • 9
    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: 228 This Week
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  • 10
    NetworkX

    NetworkX

    Network analysis in Python

    ...Generators for classic graphs, random graphs, and synthetic networks. Nodes can be "anything" (e.g., text, images, XML records). Edges can hold arbitrary data (e.g., weights, time-series). Open source 3-clause BSD license. Well tested with over 90% code coverage. Additional benefits from Python include fast prototyping, easy to teach, and multi-platform. Find the shortest path between two nodes in an undirected graph. Python’s None object is not allowed to be used as a node. It determines whether optional function arguments have been assigned in many functions. ...
    Downloads: 7 This Week
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  • 11
    OpenVAS Scanner

    OpenVAS Scanner

    This repository contains the scanner component for Greenbone Community

    ...The scanner is also used within Greenbone Enterprise appliances, which reflects its role in broader vulnerability management workflows. It can be built and installed from source, integrated with other GVM modules, or deployed through Greenbone’s container-based options. The repository includes the current C-based scanner implementation as well as a Rust project intended to simplify and centralize the scanner stack over time. OpenVAS Scanner is best suited for security teams, administrators, and vulnerability management programs that need structured, feed-driven assessment capabilities.
    Downloads: 87 This Week
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  • 12
    Nagios Open Source

    Nagios Open Source

    Nagios Open Source network monitoring software - The Standard In ITM

    Nagios network monitoring software is a powerful, enterprise-class host, server, application, and network monitoring tools. Designed to be fast, flexible, and rock-solid stable. Nagios runs on *NIX hosts and can monitor Windows, Linux/Unix/BSD, Netware, and network devices.
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    Downloads: 113 This Week
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  • 13
    OpenNetMeter

    OpenNetMeter

    A simple program to monitor your network/data usage

    OpenNetMeter is a Windows desktop application intended for monitoring network traffic and data usage at the system and per-process level. It features a user-friendly interface that displays upload and download speeds in real time, along with a history of data consumption for the current session, and aggregates totals since launch or last reset. The app also breaks down usage by process, giving you visibility into which applications are consuming network bandwidth. It lives in the system...
    Downloads: 3 This Week
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  • 14
    GameNetworkingSockets

    GameNetworkingSockets

    Reliable & unreliable messages over UDP

    GameNetworkingSockets is a basic transport layer for games. A reliability layer significantly more sophisticated than a basic TCP-style sliding window. It is based on the "ack vector" model from DCCP (RFC 4340, section 11.4) and Google QUIC and discussed in the context of games by Glenn Fiedler. The basic idea is for the receiver to efficiently communicate to the sender the status of every packet number (whether or not a packet was received with that number). By remembering which segments...
    Downloads: 4 This Week
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  • 15
    VirtualBox

    VirtualBox

    Virtualization software for x86_64 hardware

    VirtualBox is a powerful open-source full virtualization software that allows a user to run one or more “guest” operating systems simultaneously inside “virtual machines” on a single physical “host” machine. It supports a wide variety of host platforms (Linux, Windows, macOS, Solaris, etc.) and guest OSes, enabling, for example, running Linux on a Windows PC, running Windows Server on a Linux host, or even legacy OSes in a controlled environment. This flexibility makes VirtualBox ideal for...
    Downloads: 155 This Week
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  • 16
    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.
    Downloads: 67 This Week
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  • 17
    AgentGuard

    AgentGuard

    AgentGuard is a firewall for AI agents

    AgentGuard is a real-time protection layer designed to safeguard AI agents and applications from runaway execution, excessive costs, and unsafe behavior during interaction with large language model APIs. It works by intercepting API calls made by an AI system and continuously monitoring usage, including token consumption and associated costs, allowing developers to enforce strict budget limits. When predefined thresholds are reached, the system can automatically halt execution, trigger...
    Downloads: 17 This Week
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  • 18
    MsQuic

    MsQuic

    Cross-platform, C implementation of the IETF QUIC protocol

    MsQuic is a Microsoft implementation of the IETF QUIC protocol. It is cross-platform, written in C and designed to be a general-purpose QUIC library. MsQuic also has C++ API wrapper classes and exposes interop layers for both Rust and C#. QUIC has many benefits when compared to existing "TLS over TCP" scenarios. MsQuic has several features that differentiate it from other QUIC implementations. Optimized for client and server. Optimized for maximal throughput and minimal latency. Asynchronous...
    Downloads: 16 This Week
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  • 19
    NETworkManager

    NETworkManager

    A powerful open-source tool for managing networks and troubleshooting

    NETworkManager is an open-source Windows application for managing networks and troubleshooting network problems. It combines many common administration tools into one interface so users can connect to systems, inspect hosts, and diagnose infrastructure more efficiently. The project is designed for system administrators, network engineers, IT professionals, and home lab users who need a centralized toolkit. It includes integrations for remote access workflows such as RDP, SSH, serial...
    Downloads: 37 This Week
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  • 20
    iperf3

    iperf3

    iperf3: A TCP, UDP, and SCTP network bandwidth measurement tool

    iperf3 is the official iperf3 repository, a network performance measurement tool for testing maximum achievable bandwidth on IP networks. It supports TCP, UDP, and SCTP testing, making it useful for a wide range of network troubleshooting and benchmarking scenarios. The tool reports throughput, bitrate, packet loss, and other measurement details for each test. iperf3 was redesigned from the original iperf with a smaller codebase, a cleaner architecture, and library functionality that can be...
    Downloads: 40 This Week
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  • 21
    µWebSockets

    µWebSockets

    Compliant web server for the most demanding of applications

    Being meticulously optimized for speed and memory footprint, µWebSockets is fast enough to do encrypted TLS 1.3 messaging quicker than most alternative servers can do even unencrypted, cleartext messaging. Furthermore, we partake in Google's OSS-Fuzz with a ~95% daily fuzzing coverage with no sanitizer issues. LGTM scores us flawless A+ from having zero CodeQL alerts and we compile with pedantic warning levels. µWebSockets is written entirely in C & C++ but has a seamless integration for...
    Downloads: 15 This Week
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  • 22
    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: 15 This Week
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  • 23
    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: 15 This Week
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  • 24
    DeepFlow

    DeepFlow

    Application Observability using eBPF

    DeepFlow provides a universal map with Zero Code by eBPF for production environments, including your services in any language, third-party services without code and all cloud-native infrastructure services. In addition to analyzing common protocols, Wasm plugins are supported for your private protocols. Full-stack golden signals of applications and infrastructures are calculated, pinpointing performance bottlenecks at ease. Zero Code distributed tracing powered by eBPF supports applications...
    Downloads: 0 This Week
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  • 25
    i2pd

    i2pd

    I2P: End-to-End encrypted and anonymous Internet

    i2pd (I2P Daemon) is a lightweight, full-featured C++ implementation of the I2P (Invisible Internet Project) protocol, designed for enabling anonymous, encrypted, and censorship-resistant communication. It functions as a router node in the I2P network, supporting services like anonymous websites (eepsites), email, file sharing, and secure messaging. i2pd is designed to be resource-efficient and suitable for running on embedded systems or routers while maintaining compatibility with the wider...
    Downloads: 8 This Week
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