Just The Docs screenshot

Just The Docs

Author Avatar Theme by Just the docs
Updated: 16 Jan 2026
8796 Stars

A modern, high customizable, responsive Jekyll theme for documentation with built-in search.

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Overview:

The Just the Docs Theme is a simple and easy-to-use theme for creating websites. It offers a minimalist design and provides a gem-based approach using a Gemfile. The theme is intended for use with Jekyll and can be easily customized to suit your needs. It also supports deployment on GitHub Pages and provides a smooth mobile experience.

Features:

  • Gem-based approach with a Gemfile and just-the-docs gem
  • GitHub Pages/Actions workflow for building and publishing the site
  • Customizable with options to change versions of just-the-docs and Jekyll, and add plugins
  • Provides a first-class mobile experience
  • Supports deployment on platforms other than GitHub Pages
  • Can be installed as a Ruby Gem without creating a new site
  • Comprehensive documentation for usage information

Installation:

To install the Just the Docs Theme, you can use the template or install it as a Ruby Gem.

Using the template:

  1. Click on “use the template” to create a new website using the theme.
  2. Follow the instructions in the template README file to publish the site on GitHub Pages and preview it locally using Jekyll.

Using RubyGems:

  1. Add the following line to your Jekyll site’s Gemfile:
gem 'just-the-docs'
  1. Add the following line to your Jekyll site’s _config.yml:
theme: just-the-docs
  1. Run the following command:
bundle install
  1. Alternatively, you can install it yourself with:
gem install just-the-docs

Summary:

The Just the Docs Theme is a lightweight and user-friendly theme for creating websites. It offers a simplistic design and easy installation process. Whether you choose to use the template or install it as a Ruby Gem, the theme provides flexibility and customization options. With its support for GitHub Pages and mobile responsiveness, it is a convenient choice for building informative and visually appealing websites.