xlsx spreadsheet generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx helps you create beautiful Office Open XML Spreadsheet documents ( Excel, Google Spreadsheets, Numbers, LibreOffice) without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.

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

Unobtrusive debug logging for Ruby. NO LITTERING. Automatically log selected methods and their arguments as they are called at runtime!

DocParser is a Ruby Gem for webscraping

DocuBot creates HTML or CHM documentation from a hierarchy of files, supporting markups like Markdown, Textile, and Haml.

The goal of this project is to provide an easy & frictionless way to edit an online tech documentation. The sweet spot of this editor is to be able to generate pages containing multiple snippets of highlighted code & conditional sections (which wasn't really available in any other CMS we considered). It also includes a nice image uploader storing the image to Amazon S3, a simple table editor and an automatic table of content generator.

It may be used for other HTTP servers.

Droonga engine is a core component in Droonga system. Droonga is a scalable data processing engine based on Groonga. Droonga means Distributed Groonga.

Cette librairie de composants vise à simplifier l’usage du DSFR (Système de Design de l'État) dans les applications web utilisant Ruby On Rails

EarlReport generates HTML+RDFa rollups of multiple EARL reports.

Library module for Next-L Enju

Film Buff provides a Ruby wrapper for IMDb's JSON API, which is the fastest and easiest way to get information from IMDb.

A Markdown-like syntax for web forms.

GitLab Flavored Markdown extensions on top of Kramdown markup. Tries to be as close as possible to existing extensions.

Grntest is a testing framework for Groonga. You can write a test for Groonga by writing Groonga commands and expected result.

Groonga-command-parser is a Ruby library to parses [groonga](http://groonga.org/)'s command syntax. You can write a program to process groonga's command by using groonga-command-parser.

Adds a CodeRay syntax highlighting filter to Haml

HAML filter for Kramdown

HighCarb can build a presentation based on HAML, Markdown or raw HTML

Rich field types and migration generator for Rails