jpeg2pdf is a free program that converts a directory of JPEG files to a PDF file.

A PDF parser for the Joint Service Transcript (JST), a standardized service transcript for Army, Marine Corps, Navy, and Coast Guard personnel. (https://jst.doded.mil/faq.html) Returns accumulated skills, military experience, and education as...

Crawl lecture websites and fetch the PDFs automatically. It currently supports the studium.kit.edu and other HTTP password protected sites.

Knigodej gem is a tool to make a PDF, and DJVU books from the XCF (GIMP image) source

This software changes a document into PDF by Libreoffice assistance under JRuby.

Turn your LinkedIn Profile into a professional resume in many formats (PDF / HTML5 / LaTeX / Asciidoc)

Generates docummentation in pdf format using simple DSL

Written in MarkDown file,it convert to PDF

Meta Reports provides a meta language and data structure to create a 'meta' report. This report can then be exported into any format desired. MR provides HTML, PDF, and XLSX exports built in.

Mireru is a keyboard friendly file viewer by Ruby/GTK3. It can handle a variety of file types (Picture, Text, PDF, Video and etc.).

An assortment of things I needed to make a Japanese PDF document with asciidoctor.

A gem to interact with onlinebrief24.de (send PDFs as physical letters/snail mail)

Maruku is a Markdown interpreter in Ruby. It features native export to HTML and PDF (via Latex). The output is really beautiful!

Simple tool for converting payoneer pdf report to csv file

The Flying Saucer gem gives JRuby access to the Flying Saucer XHTML renderer. It also provides Rails integration to simplify sending PDFs generated from XHTML to the browser.

Prawn report is a class repository wich uses prawn gem capabilities to generate PDF documents in order to make it easy to create real life reports.

Prawn itself provides only linear and radial gradients. This is the more advanced shadings that PDF spec defines.

Generats png images of progress bars, useful for web pages or use in pdf files.

Generate PDF/HTML from articles posted on qiita.com. Uses wkhtmltopdf on the back-end which renders HTML using Webkit.

A Rack middleware to work around the IE/PDF/SSL bug described here: http://stackoverflow.com/questions/1574108/rails-pdf-generation-with-prawn-in-ie7