I've been working on a program that does this based on lpfw. It's not ready for release yet but there's a preview at https://fireprompt.com https://fireprompt.c

I've been working on a program that does this based on lpfw. It's not ready for release yet but there's a preview at https://fireprompt.com https://fireprompt.com. I'm hoping it's not eclipsed by OpenSnitch!