[therealmarv]

The same can be said about Windows programs very often. And about your second question: ufw goes in that direction but is not exactly the same as Little Snitch.

[ComodoHacker]

>ufw goes in that direction

Which direction? Does it have [plans for] learning mode or even process-based rules?

[BHSPitMonkey]

Outbound, as in you can regulate outbound connections originating from your apps.