Recently a team of nearly 100 developers released version 1.0 of Hyper, an open-source terminal based on web technologies that runs on Linux, macOS and Windows. The development team focused on speed and extensibility. It can easily be styled with themes and extensions are universal Node.js modules which can interact with an API.
Installing the application on macOS is easy if you use Homebrew Cask:
brew update brew cask install hyper