1629 Open source projects that are alternatives of or similar to Netcat

Non-blocking socket and TLS functionality for PHP based on Amp.

NetworkSocket是一个以中间件(middleware)扩展通讯协议，以插件(plug)扩展服务器功能的支持SSL安全传输的通讯框架；目前支持http、websocket、fast、flex策略与silverlight策略协议。

Dazzle Async Socket

Simple C++ cross-platform client/server app forwarding UDP datagrams through a TCP connection.

The Hoa\Socket library.

IPv6 network scanner designed to be fast

A Simple & Strong Tool for TCP&UDP Debug

ZServer4D 是一套从商业项目剥离而出的云服务器中间件，可以承载百万级的分布式负载服务，并且支持IoT及内网穿透

The socket manager

🔥 Proxy is a high performance HTTP(S) proxies, SOCKS5 proxies,WEBSOCKET, TCP, UDP proxy server implemented by golang. Now, it supports chain-style proxies,nat forwarding in different lan,TCP/UDP port forwarding, SSH forwarding.Proxy是golang实现的高性能http,https,websocket,tcp,socks5代理服务器,支持内网穿透,链式代理,通讯加密,智能HTTP,SOCKS5代理,黑白名单,限速,限流量,限连接数,跨平台,KCP支持,认证API。

Simple dos attack utility

An blocking socket client for Android applications.

Raw TCP and UDP Sockets API on Desktop Browsers

A high performance, cross-platform Internet Communication Engine. Developed with native socket API. Aim at handling millions of concurrent connections.

Socket wrapping for Elixir.

Porting Netcat in Node.js. CLI util. 💻

PHP HI-REL SOCKET TCP/UDP/ICMP/Serial .高可靠性PHP通信&控制框架SOCKET-TCP/UDP/ICMP/硬件Serial-RS232/RS422/RS485 AND MORE!

It is a lightweight client socket solution, you can used it in C# project or Unity3d

KingNetwork is an open source library to facilitate the creation and communication of clients and servers via TCP, UDP, WebSocket and RUDP sockets.

解决其它网络框架没有解决的用户痛点，让天下没有难开发的网络程序

DDOS Archive by RootSec (Scanners, BotNets (Mirai and QBot Premium & Normal and more), Exploits, Methods, Sniffers)

Fast RPC for browser and Node.js based on TCP, WebSocket, and MDSF

A netstat implementation written in Go

simple TCP server / client C++ linux socket

📦 The fastest and simplest packet manipulation lib for Python

This project aims to collect and analyze traffic information of Android.(采集手机发送和接收的报文简要信息,并且根据socket记录每个报文对应哪个手机app)

High-Performance Erlang Network Client Framework

TouchSocket是.Net(包括 C# 、VB.Net、F#)的一个整合性的、超轻量级的网络通信框架。包含了 tcp、udp、ssl、http、websocket、rpc、jsonrpc、webapi、xmlrpc等一系列的通信模块。一键式解决 TCP 黏分包问题，udp大数据包分片组合问题等。使用协议模板，可快速实现「固定包头」、「固定长度」、「区间字符」等一系列的数据报文解析。

High Performance TCP/UDP/HTTP Communication Component

A multi-platform support c++11 library with focus on asio (asynchronous socket I/O) for any client application.

An easy-to-use .NET socket server and client.

Simple thread-based asynchronous TCP & UDP Socket classes in C++.

异步socket，对一些业务场景做了支持

QSAK (Qt Swiss Army Knife) is a multi-functional, cross-platform debugging tool based on Qt.

gnb_udp_over_tcp 是一个为GNB开发的通过tcp链路中转UDP分组转发的服务

solution of "sticking packets" for TCP network transmission

golang模拟内核协议栈 实现链路层、网络层、传输层、应用层 用户态协议栈 ,基于虚拟网卡TUN/TAP

Reverse tunnel TCP and UDP

exomia/network is a wrapper library around System.Socket for easy and fast TCP/UDP client & server communication.

一款轻量级、高性能、功能强大的内网穿透代理服务器。支持tcp、udp、socks5、http等几乎所有流量转发，可用来访问内网网站、本地支付接口调试、ssh访问、远程桌面，内网dns解析、内网socks5代理等等……，并带有功能强大的web管理端。a lightweight, high-performance, powerful intranet penetration proxy server, with a powerful web management terminal.

System Abstraction Component Kit

纯C的分布式服务器框架通用模板，跨平台，模块动态加载，tcp/可靠UDP，协程RPC，日志，集群建立

ctsTraffic is a highly scalable client/server networking tool giving detailed performance and reliability analytics

Delphi Client/Server components to communicate using TCP Socket Asynchronous easily

《计算机网络－自顶向下方法(原书第6版)》编程作业，Wireshark实验文档的翻译和解答。

A simple, lightweight socks5 transparent proxy for Linux. (IPv4/IPv6/TCP/UDP over TCP)

Implementation of the Discord Voice API for discord.js and other JS/TS libraries

A robot communication engine

Information repository and Solutions on IIT KGP Internet Problems.

A Tunnel which Turns UDP Traffic into Encrypted UDP/FakeTCP/ICMP Traffic by using Raw Socket,helps you Bypass UDP FireWalls(or Unstable UDP Environment)

A SOCKS proxy server implemented with the powerful python cooperative concurrency framework asyncio.

epoll implementation for connections in Linux, MacOS and Windows

Reactive Programming Multi-protocol push service

A minimalist wrapper around System.Net.Sockets.Socket.

A Wrapper for socket.io-client-csharp to work with Unity.

采用Netty信息加载实现长连接实时通讯系统，客户端可以值任何场景，支持实时http通讯、webSocket通讯、tcp协议通讯、和udp协议通讯、广播协议等 通过http协议，rpc协议。 采用自定义网络数据包结构， 实现自定义网络栈。

An asynchronous event driven PHP socket framework. Supports HTTP, Websocket, SSL and other custom protocols. PHP>=5.4.

Tips and resources to easily pass the "Computer Networks" practical exam ("Reti di calcolatori") in Padua

这是一个物联网设备通讯协议实现客户端，将会包括主流PLC通信读取、ModBus协议、Bacnet协议等常用工业通讯协议。本组件终身开源免费，采用最宽松的MIT开源协议，您可以随意修改和商业使用（商业使用请做好评估和测试）。

TCP/IP networking stack in pure OCaml, using the Mirage platform libraries. Includes IPv4/6, ICMP, and UDP/TCP support.