Here, I will try to have a list of the main (free and opensource) firewall systems that any one can you, in general they are all the same, but there is few differences that me and defently many others like to know.

I will try to update the table below with the newest data and features, if any one want to help me, then you are more than welcome

I saw this on a website, I find it very useful for managing you passwords for accessing network shares.