Use phantomjs to gneerate pdfs

Validate PDF files for PDF/A conformity.

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

Simple tool to extract Table Data from PDFs

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

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

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

Generate PDFs from HTML/CSS with middleman

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...

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

Add PDF 'images' as images in prawn documents

Some helper methods to create pdfs and csvs ina a simple, tabellar notation. for PDF you can also add an header and a footer to each page.

Examine all PDF files in Look up directories, remove password (if has one), rename and copy to a new directory using regular expressions.

Parsing PDF files to the CSV format

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.

A Jekyll plugin to generate pdfs.

Helper library to generate PDFs from Rails.

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

Quick and dirty RubyGem to parse HSBC’s statement PDFs

This gem is very efficient for the case when we need to replace any text with image within the pdfs. This gem also allows to replace multiple texts with any image in single call.