Name of the software: Portmaster

Project/product Homepage: https://safing.io/portmaster/

Why we should include this into the repository, i.e. what does it do that the alternatives do not?: Monitor All Network Activity, Block Unwanted Connections, Auto-Block via Selected Filter Lists, Enforce Secure DNS.

Comparison with pi-hole and many others:
https://safing.io/blog/2021/12/09/portmaster-vs-pi-hole/
https://safing.io/blog/2022/04/11/portmaster-vs-simplewall/
https://safing.io/blog/2022/08/17/portmaster-vs-glasswire/

Is it open source?: Yes, it is open-source.

If it is open source, please provide a link to the most up to date, versioned source tarball/zipfile. master.zip links will not be accepted: https://github.com/safing/portmaster/archive/refs/tags/v0.9.3.tar.gz

If there are no upstream releases but the inclusion policy is otherwise met, please provide a link to the source repository (i.e. GitHub): https://github.com/safing/portmaster/blob/develop/LICENSE