Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency.
Start using Git as a Beginner to Professional — Part 1
Learning Git with Beginner knowledge and advance to a Professional
Start using Git as a Beginner to Professional — Part 2
Using git with branches, merges to improve development productivity
Start using Git as a Beginner to Professional — Part 3
Using git pull requests to collaborate with teams and make use of git workflows.
Start using Git as a Beginner to Professional — Part 4
Using git with open source software for beginners.