netcfg2 aims to be a refined network profile system for Arch Linux, replacing the current implementation. Through this, it has also gained various features and improvements which are listed on the development wiki page
Before it can replace the current profiles, netcfg2 needs testers of various wireless hardware and configuration to try the scripts and report back on the wiki page testing section. Bugs can be filed at the bug tracker.
Documentation for netcfg2 is located in the netcfg manpage, detailed examples in /etc/network.d/examples, and the wiki