Gemfile

source 'https://rubygems.org'

gem 'rake', '13.0.3'
gem 'asciidoctor', '2.0.15'

gem 'json', '2.5.1'
gem 'awesome_print', '1.9.2'

gem 'asciidoctor-epub3', '1.5.0.alpha.19'
gem 'asciidoctor-pdf', '1.5.4'
gem 'asciidoctor-pdf-cjk', '~> 0.1.3'
gem 'asciidoctor-pdf-cjk-kai_gen_gothic', '~> 0.1.1'

gem 'coderay', '1.1.3'
gem 'pygments.rb', '2.2.0'
gem 'thread_safe', '0.3.6'
gem 'epubcheck-ruby', '4.2.5.0'
gem 'html-proofer', '3.19.0'