if you do not find serva references why do not see the ones has erased from pxe talk page see the history of that page see how erased them calling them spam if you cannot find serva references probably you are not really looking much about how wp works please tell about me the criteria for including erpxe or cobbler or even el torito where are the independent sources backing up those projects let's say how things are supports those projects here that's it those projects have no other support than that