https://nur.nix-community.org/
https://github.com/nix-community/nur

https://gitlab.com/rycee/nur-expressions

custom
https://github.com/foo-dogsquared/nur-packages

2023
ITTechni - NUR (nixos user repository) simple installation 0:00 of 7:04
    https://www.youtube.com/watch?v=I938vHPRNN