Like nmap for mapping wifi networks you're not connected to, plus device tracking

A protocol for secure client/server connections over UDP

Scalable Distributed Game Server Engine with Hot Swapping in Golang

High-level, multiplatform C++ network packet sniffing and crafting library.

Cross-platform, low level networking using the Rust programming language.

❄️ PcapXray - A Network Forensics Tool - To visualize a Packet Capture offline as a Network Diagram including device identification, highlight important communication and file extraction

Parse and serialize minecraft packets, plus authentication and encryption.

Official repository - Fully managed, cross platform (Windows, Mac, Linux) .NET library for capturing packets

Ostinato - Packet/Traffic Generator and Analyzer

A Python Package for Data Exfiltration

Polymorph is a real-time network packet manipulation framework with support for almost all existing protocols

🌐 LEGO blocks for networking, a Python library to help create and test flexible network topologies across real and simulated physical links.

An easy experiment which uses the ESP8266 wifi module to look for near smartphones around you

Provides read and write access to the Minecraft protocol with Bukkit.

💓 Performing TCP handshake without ACK in Go, useful for health checking, that is SYN, SYN-ACK, RST.

node.js SSDP client/server.

📦 The fastest and simplest packet manipulation lib for Python

A port rewritting utility to modify the source or destination port for packets on Windows.

Data transmission over sound waves written in JavaScript without any dependencies. All you need is just microphone, speakers and the browser!

An Arduino Library that facilitates packet-based serial communication using COBS or SLIP encoding.

An easy-to-use, event-driven, asynchronous, network application framework compiled with Java 11.

A layer that hide, redirect. forward, re-encrypt internet packet to keep VPN, Proxies and other p2p software hidden from Firewall. Free implementation for HTTP-Tunnel, UDP-Tunnel, port forwarding, port redirecting and packet re-encryption that can work in network data-link layer and transport layer

A workshop on Packet Crafting using Scapy.

Powerful binary serialisation library for D

🛡 Plugin for SA:MP server that allows you to analyze RakNet traffic

smart-buffer is a Buffer wrapper that adds automatic read & write offset tracking, string operations, data insertions, and more.

Go wrapper of libutp reference uTP C implementation

Packetgraph library is a collection of network bricks you can connect to form a network graph.

UDP File sender and receiver using BROADCAST address

A Node UDP client and telemetry parser for Codemaster's Formula 1 series of games