I use nix & brew as my package managers on macOS.

Links

• ​Some nice comments on brew and nix package managers​

• ​Entropic - Federated package registry for anything.

• ​The economics of package management (Lobsters)

• ​Topgrade - Upgrade everything.

• ​Repology - Monitors a huge number of package repositories and other sources comparing packages versions across them and gathering other information.