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

MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.

基于Netty+TCP+Protobuf实现的Android IM库，包含Protobuf序列化、TCP拆包与粘包、长连接握手认证、心跳机制、断线重连机制、消息重发机制、读写超时机制、离线消息、线程池等功能。

Hazel Networking is a low level networking library for C# providing connection orientated, message based communication via TCP, UDP and RUDP.

A powerful capture and injection tool for the Android platform

Logback appender for sending GELF messages with zero additional dependencies.

#1 Open Source Unity Networking Library

Let's be scanned. A low-interaction honeypot focused on network scanners and bots. It integrates very well with IVRE to build a self-hosted alternative to GreyNoise.

Free resources for a self-taught education in Computer Networking

PJON (Padded Jittering Operative Network) is an experimental, arduino-compatible, multi-master, multi-media network protocol.

XAsyncSockets is an efficient Python/MicroPython library of managed asynchronous sockets.

A support library for Ronin. Like activesupport, but for hacking!

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.

nginx module for upstream servers health check. support stream and http upstream. 该模块可以为Nginx提供主动式后端服务器健康检查的功能（同时支持四层和七层后端服务器的健康检测）

主要实现了用Unity对接了Leaf服务器。其次带了些小工具。

The best companion of kcptun

A open source program for TCP analysis of PCAP files

C# Network Library

冰塔协议-传输层协议

A socket server which reads events from an event source and forwards them to the user clients when appropriate

Reverse tunnel TCP and UDP

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

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

dperf is a DPDK based 100Gbps network performance and load testing software.

Embedded Web Server

A script written in perl for ddos ​​with automatic detection of open and vulnerable port that gives up to 1.5 gb packages / s

A simple and fast .NET networking library compatible with .NET Standard 2, .NET 5, 6 and 7.

gap-proxy 是一个加速网络的 SOCKS5 安全代理工具。

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

System Abstraction Component Kit

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

A robot communication engine

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

🔍Wireshark dissectors for Ethereum devp2p protocols

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

Zero-dependency, Lightweight HTTP request client for Electron or Node.js

Industrial protocol drivers in node.js

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

Reactive Programming Multi-protocol push service

Information repository and Solutions on IIT KGP Internet Problems.

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

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 minimalist wrapper around System.Net.Sockets.Socket.

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

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。

Build tcp applications in a stable and elegant way

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

epoll implementation for connections in Linux, MacOS and Windows

Magician is a small HTTP service package based on Netty that makes it very easy to start an http service, and also supports WebSocket, using annotated configuration Handler, If you want to develop an http service with netty but find it cumbersome, then Magician may help you.

packetdrill with UDPLite and SCTP support and bug fixes for FreeBSD

This is a cross-platform library software library about c, c ++, unix4, posix. Include gtest, benchmark, cmake, process lock, daemon, libuv, lua, cpython, re2, json, yaml, mysql, redis, opencv, qt, lz4, oci ... https://hub.docker.com/u/oudream

Reliable UDP server client for flaky networks

An easy way to transfer file with any size on network with tcp protocol.

A comprehensive rust binding for DPDK allowing high speed userspace networking across 256 cores and 32 NICs

📦 Send network packets over a TCP or UDP connection.

Tiginx is a Shanzhai Nginx project , please buyao use it xian , if meet problem , I no fuze ...

Complete and detailed explanation of HTTP connection lifecycle

GNB is open source de-centralized VPN to achieve layer3 network via p2p with the ultimate capability of NAT Traversal.GNB是一个开源的去中心化的具有极致内网穿透能力的通过P2P进行三层网络交换的VPN。

CDN & WAF集群管理系统。