Added Kavita to README.md

README.md

@@ -640,6 +640,7 @@ _Some [Content Management System](#content-management-systems-cms) and [Archivin
 - [Komga](https://komga.org) - Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader. ([Source Code](https://github.com/gotson/komga)) `MIT` `Java/Docker`
 - [Mango](https://github.com/hkalexling/Mango) - Manga server and web reader with a built-in MangaDex downloader. `MIT` `Crystal`
 - [pyShelf](https://pyshelf.com) - Lightweight Ebook Server. ([Source Code](https://github.com/th3r00t/pyShelf)) `GPL-3.0` `Python`
+- [Kavita](https://kareadita.github.io/) - Cross-platform manga server and web reader with user management, ratings and reviews, and metatdata support. ([Source Code](https://github.com/Kareadita/Kavita)) `GPL-3.0` `.NET Core`
 
 ### Enterprise-class library management software.