Generate PDFs and eBooks from video files

Generates word-search puzzles and emits them to PDF. Customizable.

DANFE pdf generator for Brazilian invoices.

Generates API documentation in PDF, HTML, JSON, YAML format for integration tests written with RSpec

Sinatra extension to add support for pdf rendering with Prawn templates.

A Prawn PDF component which adds basic HTML support

Report Abstract Interface. Creates text, html, pdf and rtf output, based on a common framework.

Easily create PDF and Excel files from html in your Ruby application using the DocRaptor API.

Grouping extension for prawn pdf generator

Optical mark recognition of multiple-choice tests and surveys. Low-level ruby library to generate response sheets in PDF form and to automatically score manually filled-out forms.

XHTML to PDF using Flying Saucer java library

Copyleaks detects plagiarism and checks content distribution online. Use Copyleaks to find out if textual content is original and if it has been used before. With Copyleaks cloud publishers, academics, and more can scan files (pdf, doc, docx, ocr...), URLs and free text for plagiarism check.

Uses weasyprint to create PDFs using HTML

A gem that provides a client interface for the Gotenberg PDF generate service

Slaw is a lightweight library for rendering and generating Akoma Ntoso acts from plain text and PDF documents.

Allows you to generate an AFIP bill in PDF format

stripe_invoice adds PDF views and automated emails to your Koudoku-based application

This is the beginnings of a prawn extension for adding interactive forms to PDFs.

Eventually this may be a markdown to PDF, ePUB, MOBI processor. For now it's just something I'm playing around with, so use at your own risk

This gem provides invoice pdf generation from a html template via wkhtmltopdf.