ISC DHCP - Enterprise-grade solution for IP address-configuration needs
AOMEI PXE Boot - Free AOMEI PXE Boot is one of the best PXE boot software which enables you to start up multiple client-side computers within LAN through the network from ISO image file on a server-side computer for system maintenance and optimization.
TFTPD32 - A free tftp and dhcp server for windows, freeware tftp server
Tiny PXE Server - Small portable standalone PXE server (dhcp+tftp+http)
haneWIN DHCP - haneWIN DHCP Server is a great platform that provides a BOOTP/ DHCP server entirely based on RFC 2131.
Serva 32/64 - Serva is an Automated PXE Server Solution Accelerator based on an all-in-one portable multi-server engine