:handshake: Add Django-CRM built entirely on Django Admin Site (#304)

* Add Django-CRM built entirely on Django Admin Site

* Update README.md

* Update README.md

README.md

@@ -532,6 +532,7 @@ _Django 3_
 - [Flagsmith](https://github.com/Flagsmith/flagsmith) - Open-source Feature Flagging, Remote Config, and AB testing.
 - [OpenContracts](https://github.com/JSv4/OpenContracts) - Enterprise-grade document analytics platform that combines automated PDF parsing, vector embeddings, and LLM integration.
 - [Baserow](https://gitlab.com/baserow/baserow) - Open source no-code database and Airtable alternative built with Django and Vue.js.
+- [Django CRM Admin](https://github.com/DjangoCRM/django-crm) - Open source Python CRM built entirely on Django Admin Site.
 
 ## Django REST Framework