Engage Packet builder

Engage Packet builder is a powerful and scriptable packet builder for Windows platform.
The program features: packet injection starting from link layer (MAC address spoofing), supporting following transport protocols (TCP, UDP, ICMP), custom payload in hex format / ASCII format, ASCII to Hex converted built-in, scripting engine, great for Firewall and IDS testing, SYN-Floods can be generated very easy, build "strange" packets (SYN-FIN for example) and full control over sequence and acknowledge number, window size and urgent pointer.