Scapy is a powerful interactive packet manipulation program. It is able to forge or decode packets of a wide number of protocols, send them on the wire, capture them, match requests and replies, and much more.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux



Scapy is the most popular Windows, Mac & Linux alternative to Pypacker.
Scapy is the most popular Open Source & free alternative to Pypacker.
- Scapy is Free and Open Source