> For the complete documentation index, see [llms.txt](https://docs.freefrom.space/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.freefrom.space/en/faq/about-nostr.md).

# About Nostr

- [What is Nostr?](https://docs.freefrom.space/en/faq/about-nostr/what-is-nostr.md)
- [How can we know about Nostr?](https://docs.freefrom.space/en/faq/about-nostr/how-can-we-know-about-nostr.md)
- [What is Relay?](https://docs.freefrom.space/en/faq/about-nostr/what-is-relay.md)