Added Manage My Damn Life to section Calendar & Contacts - CalDAV or … (#3822)

Co-authored-by: Rabenherz112 <rabenherz@theravenhub.com>

README.md

@@ -323,6 +323,7 @@ _See also: [Comparison of CalDAV and CardDAV implementations - Wikipedia](https:
 - [AgenDAV](https://agendav.github.io/agendav/) - Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support. ([Source Code](https://github.com/agendav/agendav)) `GPL-3.0` `PHP`
 - [Bloben](https://bloben.com) - CalDAV web client. ([Demo](https://demo.bloben.com/api/app/v1/auth/login-demo?username=demo&password=Bg8v16a4q7gvC&redirect=https://demo.bloben.com/calendar?demo=true), [Source Code](https://github.com/nibdo/bloben-app)) `AGPL-3.0` `Docker`
 - [EteSync Web](https://www.etesync.com/faq/#web-client) - EteSync's official Web-based client (i.e., their Web app). ([Demo](https://client.etesync.com/), [Source Code](https://github.com/etesync/etesync-web)) `AGPL-3.0` `Javascript`
+- [Manage My Damn Life](https://intri.in/manage-my-damn-life/) - Manage my Damn Life (MMDL) is a self-hosted front end for managing your CalDAV tasks and calendars. ([Source Code](https://github.com/intri-in/manage-my-damn-life-nextjs)) `GPL-3.0` `Nodejs/Docker`
 
 
 ### Communication - Custom Communication Systems