DMP (Django Music Publisher) is open-source software for managing music metadata,
batch registration of musical works (using CWR), royalty processing and data distribution.
Documentation: Introduction

It was initially released in July 2018 and has been regularly upgraded ever since.
Current version 22.5 Mayday was released in May 2021.
Next version 22.1 Exofile will be released in January 2022.
Documentation: Release History

Basic installation takes under 5 minutes and requires no technical skills.
Documentation: Installation
Installation wizard

Community support is available through a Facebook group and code repository.
Facebook Group
Code Repository

It comes with a great user manual and video tutorials.

User ManualVideo tutorials

Django Music Publisher is free. MIT License
No registration, no payment data, no BS.

Install

 

How can DMP be free?

Beyond DMP: That Green Thing