Scapy - Scapy is a powerful interactive packet manipulation program.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Winsock Packet Editor - WPE Pro is a packet editor.
KiTTY - KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.
packeth - packeth is GUI and CLI packet generator tool for ethernet.
ConEmu - ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users. Get better console window with tabs, splits, Quake style, copy+paste, DosBox and PuTTY integration, and much more.