dperf is a 100Gbps network load tester.

A Swiss army knife for your daily Linux network plumbing.

Pcap editing and replay tools for *NIX and Windows - Users please download source from

pentest framework

MoonGen is a fully scriptable high-speed packet generator built on DPDK and LuaJIT. It can saturate a 10 Gbit/s connection with 64 byte packets on a single CPU core while executing user-provided Lua scripts for each packet. Multi-core support allows for even higher rates. It also features precise and accurate timestamping and rate control.

Ostinato - Packet/Traffic Generator and Analyzer

A command-line network packet crafting and injection utility

Package xdp allows one to use XDP sockets from the Go programming language.

Replay UDP packets from a pcap file

Packet monster (っ‘-’)╮=͟͟͞͞◒ ヽ( '-'ヽ) TUI tool for sending packets of arbitrary input and monitoring packets on any network interfaces (default: eth0). Linux/macOS

Linux CLI Ethernet and MPLS Testing Tool

Hyenae NG is an advanced cross-platform network packet generator and the successor of Hyenae. It features full network layer spoofing, pattern based address randomization and flood detection breaking mechanisms.

Ruby library to easily generate and capture network packets

An application that utilizes fast AF_XDP Linux sockets to generate and send network packets. Used for penetration testing including Denial of Service (DoS) and network monitoring. Made by @gamemann!

.NET Wrapper for WinDivert

A multi-threaded network load generator/sinker

Provides JVM network packet processing library for rapid development.

p4-traffictool helps in packet generation, parsing and dissection for popular backends

A pen-test/DoS tool that can be used to send single or multiple packets in sequences with a lot of packet customization.

A packet flooding/generating program I made that supports TCP, UDP, and ICMP packets. Includes functionality to change characteristics per packet and is also multithreaded.