PumpKIN 

PumpKIN is an opensource, fully functional, free TFTP server and TFTP client, which implements TFTP according to RFC1350.
tftp server client tftp daemon tftp client trivial file transfer protocol

TFTP Server TFTPDWIN 

The TFTPDWIN software is a multithreaded TFTP protocol server for Windows 98/Me/2000/XP/2003. It is compatible with RFC 1350, RFC 2347, RFC 2348 and RFC 2349. Additionally the TFTPDWIN packet includes a TFTP client program.
tftp tftp client

emboot MBA on Disk for VM 

* Multi-protocol network boot disk/ virtual floppy image for VMs * Functions as PXE / DHCP / BOOTP, RPL or NetWare Boot ROM * Extra features and options over PXE Boot Image * Quickly install guest operating systems using tools like emBoot NBT
vmware connectix virtual pc virtual machine os deployment pxe network booting boot agent network boot remote boot preboot wired for management wfm pre-os