Install instructions:

sudo mkdir -p /opt/theos
echo "export THEOS=/opt/theos" >> ~/.bash_rc # or ~/.zshrc
source ~/.bash_rc # or ~/.zshrc

sudo chown -R <username> $THEOS
git clone https://github.com/crylico/theos.git $THEOS

Required Tools:

You'll need a working version of dpkg-deb, which can be installed via brew:

brew install dpkg