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

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.

Latexpdf is a renderer for rails which compiles Tex files with ERB to a PDF using xelatex by default so that it supports Unicode.

extract tables from PDF files

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

Extract citations from PDFs.

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.

This gem provides a wkhtmltopdf binary and configures wisepdf, wicked_pdf, and pdfkit for ruby based applications running in Heroku

Ruby library for generating PDF checks that you can take to the bank

Gestion complète d'un PFA, pour le produire soit en HTML soit en PDF et calculer les différences entre PFA relatif et PFA absolu.

Run in any directory containing pdfs using `$ pdf_search (optional: %folder name%)`

Don't look for emotions, where are not emotions. Simple program to analyze emotions in texts by keywords database. Use by: artemo [your text file], to plot data to pdf use artemo --plot [your text file] For multiple files use: for i in *;do artemo --plot "$i";done

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

HTML to PDF with Prawn PDF

XHTML to PDF using Flying Saucer java library

Packages the viewer distributed with PDF.js and makes it available in two styles (full, minimal).

download the map and convert to pdf

Ruby wrapper for Puppeteer. Generate screenshots and PDF's from HTML!

Workspace makes it a breeze to work with files and directories

Ruby Stats is a port of the statistics libraries from PHPMath. Probability distributions include binomial, beta, and normal distributions with PDF, CDF and inverse CDF as well as Fisher's Exact Test.