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

This is a syntax highlighter plugin for Kramdown that leverages Tree-sitter's native syntax highlighter to highlight code blocks (and spans) when rendering HTML. Tree-sitter is a modern, general-purpose parsing library that outclasses many existing tools at the task of syntax highlighting. This ...

Combines Liquid and Markdown templating for safe customer-editable pages and emails. Also supports templates from the database

llm.rb is a zero-dependency Ruby toolkit for Large Language Models that includes OpenAI, Gemini, Anthropic, DeepSeek, Ollama, and LlamaCpp. It’s fast, simple and composable – with full support for chat, streaming, tool calling, audio, images, files, and JSON Schema generation.

This plugin fetches log events from Okta

Multipart templates made easy with Markdown + ERb

"MDArray is a multi dimensional array implemented for JRuby inspired by NumPy (www.numpy.org) and Masahiro Tanaka´s Narray (narray.rubyforge.org). MDArray stands on the shoulders of Java-NetCDF and Parallel Colt. At this point MDArray has libraries for linear algebra, mathematical, trigonome...

Check markdown files for spelling errors.

Convert mermaid ER diagram to a migration file

Service Metadata Presenter for the MoJ Forms product

A generic swappable back-end for MIME type detection

A docs theme made for nbdev: https://nbdev.fast.ai/

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.

Occams is a powerful Rails 6.1-7.1+ CMS Engine

Library that allows interacting with the Ollama API

A Google+ OAuth2 solution for Omniauth

Framework for building concurrent daemons in Ruby.

PlainSite is a simple but powerful static site generator inspired by Jekyll and Octopress.

Shared tools for Prawn projects development

Render markdown in Rails views or partials.