Update description, added GitHub stars

README.md

@@ -73,7 +73,7 @@ of the public instances.
 - [strfry](https://github.com/hoytech/strfry)![stars](https://img.shields.io/github/stars/hoytech/strfry.svg?style=social) - C++ implementation backed by LMDB with efficient syncing of events using merkle trees
 - [Notra](https://github.com/lontivero/Nostra)![stars](https://img.shields.io/github/stars/lontivero/nostra.svg?style=social) - F# implementation backed by SQLite database.
 - [Nerostr](https://codeberg.org/pluja/nerostr) - A Nostr expensive relay paid with Monero and written in Go
-- [Nostr client and relay](https://github.com/pedro-vicente/nostr_client_relay) -  A Nostr protocol implementation of a client and relay in C++ 
+- [Nostr client and relay](https://github.com/pedro-vicente/nostr_client_relay)![stars](https://img.shields.io/github/stars/pedro-vicente/nostr_client_relay.svg?style=social) -  Nostr client and relay is a nostr C++ engine that allows to build Nostr applications for command line, desktop or web.
 
 ### Relay lists 
 Websites with lists of relays and their performance/health: