The most recent project on FreshPorts is what ports are dependent upon *this* port.
Tonight, two issues came to mind that I need to resolve:

Ports in the DEPENDS that do not exist
Refreshing other ports when a port depends upon them

At present, FreshPorts refuses to process a commit if a port does not exist. It produces […]

I have no idea what caused the server to freeze up at about 00:10 GMT on 13 Feb 2011. Everything, including ping, stopped working then. Service was restored at about 17:26 GMT. Why so long? I was occupied elsewhere.
FreshPorts appears to have caught up with everything on the commit list.

An interesting discussion started earlier this week: upstream dependents.
At present, FreshPorts captures and displays the information output from:

make -V BUILD_DEPENDS -V RUN_DEPENDS -V LIB_DEPENDS

For a given port, this tells up what that port depends upon for building, running, and libraries.
The request is for this same information, but in the reverse ordering; what ports depend upon […]