Bonso is a minimal, modern, easily customizable, and image-focused theme for Jekyll. This theme was been created for photographers, developers, writers, or bloggers to provide your visitors with a quality user experience.
Check the theme in action Demo
To run the theme locally, navigate to the theme directory and run bundle install to install the dependencies, then run bundle exec jekyll serve to start the Jekyll server.
I would recommend checking the Deployment Methods page on Jekyll website.
Before using the Bonso theme, please read the attached documentation.