What I understood the
github.com is used in conjunction with GIT to control the development versions or for command development
Question – How to start using github.com What is needed for this?
And is there analogs?
Answer 1, Authority 100%
not hard to use the search engine?
Here How to start working with GitHub: Quick Start Read when you read and something specifically not to understand. Ask.
Answer 2, AUTHORITY 78%
Git – versions control system.
GitHub is one of the many resources where Git is installed.
In order to start using Git, you need to read the introductory tour. + As you studied see examples on the Internet. Information here:
Analogs are. You can even raise your own Git server.
Answer 3, Authority 33%
Two answers are good, just in case I will add about the analogues: gitorious.com, assembla.com, bitbucket.org, or even gitlabhq.
More unfolded list