If you want to automate, 1. Split pdf to under 50mb. 2. send these pdfs to your kindle email address, this gem is the one.

Stitching and unstitching for PDFs. A java library delivered via ruby out of convenience.

Simple tool to extract Table Data from PDFs

Run your own html-to-pdf server for free on Heroku.com

Uses wkhtmltopdf to create PDFs using HTML(Windows-compatible)

Wraps pdfjam/podofocrop/pdfinfo to automate stacked layouts, relying on stacking-order for sequencing.

Examine all PDF files in lookup directories, identify them using regular expressions, rename and copy to organized directories.

Tioga is a blend of PDF, pdfTex and ruby into a library to make scientific graphs of high quality. It is fairly complete and extensive, and comes with examples and (online) complete documentation.

Add support for generating PDFs with chrome to a rails app

Generate PDFs from HTML/CSS with middleman

A framework for creating e-books from Markdown/Textile text markup using Ruby. Using the Prince PDF generator, you'll be able to get high quality PDFs. Mac users that have Textmate installed can have source code highlighted with his favorite theme.

Wrapper for Mozilla PDF.js library for use with rails. That library can be found here: https://github.com/mozilla/pdf.js

Tool to convert PDF files, to make them more readable on Barnes & Nobel Simple Touch Nook reader and maybe some other small e-ink readers with 6" screen…

Gem for rendering result PDFs

"BootstrapPDF is a tool for creating good looking and well structured PDFs with the help of Twitter Bootstrap."

This gem provides a simple interface to merge, stamp, split PDFs using https://github.com/ant31/pdfserve API.

Special Gem for MetaKGP members - to convert all images in a directory to PDFs in another directory. Supports multi-page Question paper images too. Please follow the naming scheme for papers - for example, end-autumn-2016-MA20104-kdfh87.jpg in case of single-page Question paper & mid-spring-2...

A set of convenience classes integrated with Ruby on Rails to transparently and flexibly convert html to PDF, in particular output nice PDFs direct from rhtml templates

This gem can be used to create PDFs from Latex files using a Docker image.

This gem provides a wkhtmltopdf executable and configures wisepdf, wicked_pdf, and pdfkit for ruby based applications running Windows