Originally Posted by GordyMac
I was in the process of making my own, for now I just use some excel and whatnot, don't have nor want a large client base, just about half a dozen paying customers whom I connect with at a personal level, prefer to do business this way, not in it for the money.
I wrote my own for VPS Guy. I could have been lazy and just used WHMCS(great solution BTW), but my own is perfect because if I need a new feature I can just add it. It's pretty basic at the moment with paypal billing, package management, support tickets, & VPS provisioning, but as I add to it I can imagine a year from now it may be worthy of selling licenses to other hosts.