Forspell is spellchecker for code and documentation.It uses well-known hunspell tool and dictionary, provides customizable output, and could be easily integrated into CI pipeline.

Is that gem any good?

Simple EPUB/PDF generator from Markdown. Inspired by denden converter

JayFlavoredMarkdown Converter

A responsive, modern, Jekyll theme for bloggers with Bootstrap styling and KaTex support.

kramdown-plantuml allows you to use PlantUML syntax within fenced code blocks with Kramdown (Jekyll's default Markdown parser).

Advanced ronn: nRonn. nRonn builds manuals in HTML and Unix man page format from Markdown. Ruby 2.7/3.0/3.1/3.2-dev are fully supported. You can use Nokogiri instead of deprecated hpricot. If you do not want to use pandoc, you should use nronn.

all your content in github, as god intended

A converter for Kramdown that converts GitHub-Flavored Markdown to Slack's simplified Markdown

Bootstrap the GitHub Pages Jekyll environment locally.

Beautiful Jekyll is a ready-to-use Jekyll theme to help you create an awesome website quickly. Perfect for personal blogs or simple project websites, with a focus on responsive and clean design.

News website.

A Jekyll theme (using Bootstrap)

IDE tools for code completion, inline documentation, and static analysis

A Jekyll theme for personal sites, blogs, and documentations.

Jekyll theme for building a personal knowledge repository and blog.

A Jekyll theme for Github styled documentation

Jekyll-anTeX implements universal TeX support in Jekyll to embed and render arbitrary code using any engine and dialect.

Hackapedia's Abstraction Machine.

Simple Academic/Professional Resume powered on Jekyll