Is bitbucket same as Git?

Related questions

1. How much space do you get on GitHub?
2. Is mercurial better than Git?
3. Does GitHub cost?
4. Can you make GitHub private?
5. Is git free for personal use?
6. Is GitHub free now?
7. How do I import a bitbucket project into Eclipse?
8. Is GitHub free for students?
9. Is GitHub free or paid?

Tags

1. #accounts
2. #revision
3. #launch
4. #offers
5. #projects
6. #version
7. #october
8. #service
9. #since
10. #mercurial
11. #systems
12. #owned
13. #bitbucket
14. #source
15. #based
16. #repository
17. #control
18. #development
19. #either
20. #commercial
21. #hosting
22. #atlassian
23. #plans