Homebrew is a software package manager for MacOS.
It allows installing many of the common open-source packages on your MacOS without making you download source code and compile it yourself.
Most of the modern package management requirements like dependencies and automated conflicts indication are build-it.
Current version: Homebrew 2.0.0-16-g81b6623
Homebrew On my MacBook
greys@maverick:~ $ brew --version Homebrew 2.0.0-16-g81b6623 Homebrew/homebrew-core (git revision bf83f; last commit 2019-02-04) Homebrew/homebrew-cask (git revision 3f44d; last commit 2019-02-04)