Here is another plugin that turns your WordPress website into a documentation portal. Docly has a responsive design and works with WooCommerce. It also plays well with bbPress. It lets you create unlimited one-page and multi-page documentations. This theme is based on the Bootstrap 4 framework.
Docly makes it easy for your visitors to find what they are looking for through search and topic filters. It creates an automatic table of contents for your docs and makes it easy for your visitors to print your content. You can customize sidebar, branding, and other options in the back-end.
Docly comes with full-width and boxed layouts. It is coded in HTML5 and CSS. CreativeGigs is the designer behind this theme.