Althea is described as 'Create decentralized, cryptocurrency powered networks' and is an app. There are 1 alternatives to Althea for Mac, Linux and BSD. The best Althea alternative is cjdns, which is both free and Open Source.
Cjdns is a networking protocol and reference implementation, founded on the ideology that networks should be easy to set up, protocols should scale up smoothly, and security should be ubiquitous.
