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Bit-Twist is a libpcap-based Ethernet packet generator for replaying and modifying captured network traffic. It is aimed at network engineers and security testers who need a lightweight command-line tool for packet-level testing.
💡 Pick it for faster, more configurable PCAP replay and a larger toolkit for network benchmarking.
Tcpreplay is a suite of GPLv3 licensed tools to edit and replay captured network traffic. It allows you to replay previously captured...
💡 Pick it when you want a GUI for designing repeatable multi-protocol traffic instead of editing PCAPs manually.
Ostinato is an open-source network packet crafter/traffic generator with a friendly GUI. It aims to be "Wireshark in Reverse" and become complementary...
💡 Pick it for programmable packet crafting, custom protocols, and security tests rather than simple PCAP replay.
Scapy is a powerful interactive packet manipulation program. It is used for network exploration and security auditing.
netsniff-ng Project
💡 Pick it for fast Linux command-line generation of precisely crafted Ethernet and IP traffic.
Mausezahn is a high-speed command-line packet generator included in the netsniff-ng toolkit. It is aimed at network administrators and security testers who...
Cisco
💡 Pick it for high-throughput, automated performance testing of routers, firewalls, and other network devices.
TRex is an open-source, high-performance stateful and stateless traffic generator for network and security-device testing. It is intended for laboratories and performance...
NetSys Lab
💡 Pick it for low-level, scriptable line-rate traffic generation and precise performance experiments.
MoonGen is a scriptable high-speed packet generator built on DPDK and LuaJIT. It is for researchers and performance engineers who need precise...
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