Tiny PXE Server - Small portable standalone PXE server (dhcp+tftp+http)
Free DHCP Server - A DHCP Server is a protocol server for TCP/IP networks that supplies IP addresses to other...
ERPXE - ERPXE project simplifies the process of installing and customizing a Multi-Boot PXE server.
TFTPD32 - A free tftp and dhcp server for windows, freeware tftp server
Serva 32/64 - Serva is an Automated PXE Server Solution Accelerator based on an all-in-one portable multi-server engine
haneWIN DHCP - haneWIN DHCP Server is a great platform that provides a BOOTP/ DHCP server entirely based on RFC 2131.