Optional dependencies

Bash 4.x

Upgrade bash on OS X

Git LFS

$ brew install git-lfs
$ git lfs install

Xcode

Download Xcode from the Mac App Store; once installed, run:

# Install the command line developer tools:
$ xcode-select --install

Java

$ java --request
# … and click “More Info…” to visit the Java Developer Kit download website.

SDKMAN!

SDKMAN! is a tool for managing parallel versions of multiple Software Development Kits on most Unix based systems.

$ curl -s "https://get.sdkman.io" | bash
$ source "$HOME/.sdkman/bin/sdkman-init.sh"

tree

$ brew install tree

npm

npm config set init.author.name "<first-name last-name>"
npm config set init.author.email "<email address>"
npm config set init.author.url "<url>"
# License of choice for default projects:
npm config set init.license "MIT"
# Initial version for new projects:
npm config set init.version "0.0.1"

espeak

$ brew install espeak