Squid expands Prawn providing method to easily draw graphs in PDF files.

Prawn is a fast, tiny, and nimble PDF generator for Ruby

The prawn_rails gem provides a Prawn based view engine for creating PDFs with rails.

Prawn/QRCode simplifies the generation and rendering of QRCodes in Prawn PDF documents.

Convert your source code to PDF

rails-latex is a renderer for rails which allows tex files with erb to be turned into an inline pdf.

Ruby Ghostscript Engine is a document creation and conversion API, supporting PDF, PS, GIF, TIF, PNG, JPG… It uses the GhostScript framework for format conversion, utilizes EPS templates, and is optimized to work with larger documents.

DANFE and DACTE pdf generator for Brazilian invoices and transportation docs.

Docsplit is a command-line utility and Ruby library for splitting apart documents into their component parts: searchable UTF-8 plain text, page images or thumbnails in any format, PDFs, single pages, and document metadata (title, author, number of pages...)

Use GrabzIt to convert HTML or URL's into images, PDF, videos, rendered HTML or DOCX. These captures have highly customizable options include altering quality, delay, size, browser type, geographic location and much more. Additionally GrabzIt can even convert HTML tables on the web into a CSV or ...

Simple PDF generation using the prawn library.

This gem will parse YAML Front Matter of Markdown Documents. Typically, this gem would be called with a md renderer, such as Pandoc, that would turn the md into a document such as a .pdf file or a .docx file. By combining this pre-processing with a markdown renderer, you can ensure that both th...

Prawn::Graph adds straightforward native graph drawing to Prawn without the need to depend on anything else. All generated graphs are pure PDF Vector Images. It results in smaller document sizes and less complication.

使用 Markdown 编写书籍内容，通过 burr 将其转换成 PDF，ePub 和 Mobi 格式电子书。

This Ruby extension implements a DataMatrix encoder for Ruby. It is typically used to create semacodes, which are barcodes, that contain URLs. This encoder does not create image files or visual representations of the semacode. This is because it can be used for more than creating images, ...

Generate pdf reports on Rails using Jasper Reports reporting tool

A native client library for the DocRaptor HTML to PDF/XLS service.

DANFE pdf generator for Brazilian invoices.

Scrape text from common file formats (.pdf,.doc,.docx, .sketch, .txt) with a single convenient command.

LaTeX preprocessor for PDF generation; Rails plugin