What is difference between Git and GitHub and GitLab?

Related questions

1. Which is better GitLab or GitHub?
2. Why bitbucket is better than github?
3. What are the advantages of git?
4. Why do I need GitHub?
5. What is git used for?
6. Why should I use Git?
7. What does git stand for in GitHub?
8. Is GitHub free to use?
9. What is Git and how it works?
10. Is Git better than SVN?

Tags

1. #manage
2. #files
3. #repositories
4. #github
5. #explained
6. #commit
7. #contains
8. #changing
9. #objects
10. #references
11. #development
12. #projects
13. #software
14. #based
15. #repository
16. #gitlab