I'll drop some links here that can help you with your research. For an overview of the Nostr ecosystem: https://github.com/aljazceru/awesome-nostr The following two links can help while checking out NIPs: https://nostr-nips.com/ https://nostrhub.io/ For tools (clients): https://nostrapps.com/ Also, for a list of 'big tech' alternatives on Nostr, check this out (click on each logo to reveal the respective competing clients): https://noalt.app/