Blobsterix is a transcoding, caching, storage server that can transform your blobs (images, pdf, ...) at request time.

The Datalab gem implements a lightweight interface to the Datalab API. The Datalab API can convert a number of document formats, including PDF, Word and Powerpoint to Markdown. In addition in offers sophisticate OCR, layout and line detection for documents an images.

A minimal Rails engine exposing endpoints to export sanitized HTML to PDF via Grover.

Turn markdown files into PDF book

Craft beautiful PDFs with Prawn and components

Tahweel is a tool for converting PDF files to txt, docx, or json using OCR through multiple engines, currently supporting Google Drive only.

HTML renderer for Prawn PDF with table support, forked from Prawn HTML

EN 16931-compliant e-invoicing for Ruby. Generates Factur-X (PDF/A-3 + CII XML), UBL 2.1, and CII D16B. Validates French B2B requirements (SIREN, SIRET, TVA). Rails concern for ActiveRecord models. Targets French September 2026 mandate.

Barcode.Ruby Native is a barcode generation library using C++ FFI, supporting 18 barcode types: Code39, Code93, Code128, GS1-128, NW-7, ITF, Matrix 2of5, NEC 2of5, JAN-8, JAN-13, UPC-A, UPC-E, GS1 DataBar (Standard/Limited/Expanded), QR Code, DataMatrix, PDF417, and Japan Post Customer Barcode. O...

Extract text from images and PDFs stored in Active Storage using a high-performance Rust OCR server

Simple tool for converting payoneer pdf report to csv file

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

Convert office document to pdf and swf

Allows a user to specify a list of gaming cards in a spreadsheet, then generate a PDF suitable for print-and-play games and prototyping.

A command-line utility for a Paperless that apply rules in order to auto-sort notes into supported services such as Finder, Evernote, DevonThink and PDFPen

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.

PalletePNG is a pure-ruby library that make it possible to render the transparent of a pallete-based PNG in PDF by converting the color-mode of the image.

A Ruby gem for extracting and parsing table of contents from PDF documents with bounding box information

Taking a 12-tone row generated from user input, Webern will create the full matrix based upon this row, and then output all 48 possible rows created by that matrix out to a .pdf file using the LilyPond notational language.

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.