I’m building https://pretzelbox.cc https://pretzelbox.cc which is like mailinator for your own domain. While it doesn’t generate email addresses for you, since

I’m building https://pretzelbox.cc https://pretzelbox.cc which is like mailinator for your own domain. While it doesn’t generate email addresses for you, since it’s a domain inbox, you can use whatever string@you-domain.com to make it work. It’s getting a bit of traction even with the rubbish website :).