Back in June, Facebook unveiled a beta program for Android users, letting everyone that wanted access to the mobile app’s upcoming releases help test the software out before it goes public, in return getting valuable data on everything from crashes to network conditions. Now, if you want access to even earlier builds of the app, Facebook has announced an alpha program. It's "not for the faint of heart," says Facebook engineer Christian Legnitto, but if you don’t mind features coming and going, intermittent crashes, and frequent design changes, you can sign up at the source link below.