bittwist ☆
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Description:
Libcap-based Ethernet packet generator
Type: Formula  |  Latest Version: 4.7@0  |  Tracked Since: Dec 17, 2025
Links: Homepage  |  formulae.brew.sh
Category: Networking
Tags: networking packet-generator traffic-simulation pcap testing
Install: brew install bittwist
About:
BitTwist is a robust packet generator and pcap editor designed for Linux and macOS. It allows users to inject or replay raw network packets from pcap files onto a live network interface. Its primary value is in network stress testing and traffic simulation, offering precise control over packet transmission.
Key Features:
  • Libcap-based packet injection for high performance
  • Replay network traffic from standard pcap files
  • Supports packet editing and truncation
  • Command-line interface for automation and scripting
  • Configurable packet rate and loop count
Use Cases:
  • Simulating network load and stress testing infrastructure
  • Troubleshooting firewall rules and intrusion detection systems
  • Generating custom traffic for network security audits
  • Replaying captured traffic for application debugging
Alternatives:
  • Scapy – Python-based framework offering more flexibility for packet crafting but requiring scripting knowledge
  • tcpdump – Primarily a packet analyzer, though capable of limited generation via specific flags
License: GPL-2.0-or-later
Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, sonoma, ventura, arm64_linux, x86_64_linux
Version History
Detected Version Rev Change Commit
Sep 12, 2025 6:52pm 0 VERSION_BUMP b6acc3a9
Oct 28, 2024 6:26am 0 VERSION_BUMP b51a4330
Oct 23, 2024 7:01am 0 VERSION_BUMP d9c0f915
Sep 30, 2023 6:25am 0 VERSION_BUMP 574ae331
Jun 15, 2023 8:42am 0 VERSION_BUMP 438d51ca
May 29, 2023 8:58am 0 VERSION_BUMP 79042de2
May 24, 2023 2:50pm 0 VERSION_BUMP db791c43
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