High Voltage - Easily include static pages in your Rails app.

Bridgetown - A Webpack-aware, Ruby-powered static site generator for the modern Jamstack era.

Jekyll • Simple, blog-aware, static sites

Transform your plain text into static websites and blogs

Awesome Jekyll - A collection of awesome Jekyll tools, plugins, themes, guides and much more.

Middleman: Hand-crafted frontend development

Nanoc: a static-site generator written in Ruby » home

Photish - Generate a highly configurable static website from a photo collection.

webgen - fast, powerful and extensible static website generator

Webgen is a free fast powerful and extensible static website generator create a or re use an existing website template add a bunch of content files in plain html or any markup language throw in some assets and let webgen do the rest