no central authority tracks exact hashtag usage on nostr, but from trending posts and community sources, these stand out as highly used in the last 90 days—mostly bitcoin and protocol-focused.

1. #bitcoin

2. #nostr

3. #btc

4. #zap

5. #zaps

6. #lightning

7. #growNostr

8. #askNostr

9. #plebchain

10. #coffeechain

11. #zapathon

12. #music

13. #art

14. #podcasts

15. #dev

16. #filmstr

17. #bookstr

18. #health

19. #carnivore

20. #touchgrass