Is Nginx free to use?

Related questions

1. Do you need nginx with Gunicorn?
2. Why should I use nginx?
3. Is Instagram built on Django?
4. Is Gunicorn a Web server?
5. What is Python Gunicorn?
6. What is Virtualenv in Django?
7. What is green unicorn?
8. What is Gunicorn Django?
9. Why Nginx is faster than Apache?
10. Does Gunicorn run on Windows?

Tags

1. #requests
2. #doesn
3. #performance
4. #nginx
5. #instead
6. #threads
7. #server
8. #reverse
9. #event
10. #driven
11. #servers
12. #traditional
13. #unlike
14. #architecture
15. #scalable
16. #handle
17. #proxy
18. #asynchronous
19. #source