Namecoin Core Client 0.21.0.1
The Namecoin Core Client
Namecoin project software
DlSoftware247 lists 2 Windows programs by Namecoin project, mostly System Utilities software. The most popular are Namecoin Core Client, Electrum-NMC.
Electrum-NMC nc4.0.6
The Electrum-NMC Client