Markdown Parawn is a library and an executable script which allow you to generate a PDF from any valid Markdown.

Transform mathematical images to LaTeX, chemistry structures to SMILES, and documents to markdown with security-first design. Features HTTPS enforcement, path traversal protection, structured logging, and complete MCP (Model Context Protocol) server integration. The geodesic path to mathematical OCR in Ruby.

Ruby Monthly Calendar, Console and pdf

Ruby Monthly Calendar, Console and pdf

This gem enables you to get rich quick without doing any work.

Convert cb[zr] files to pdfs

A simple monthly calendar generator with space for notes

TODO

Downloader for mintmanga/readmanga

An exporter/renderer for .mrt report files.

Muplin is abbrev of MUriyari(irresponsibly force) Pdf outLINer. Muplin adds outlines that consist from pairs of label and page number to a PDF file. see also https://github.com/pokutuna/muplin

An album-based music catalog/player.

A simple wrapper for the Amazon MWS API.

MyLastCV turns a Markdown CV into a styled PDF using Prawn. Configurable styles (fonts, sizes, margins, accent color) and project-level custom fonts support.

Gem para emissão de notas fiscais

smb

generate nombre-only PDF

The gem facilitates conversion of text and HTML documents into NSF, as well as converting NSF to HTML. The SPEC file contains the NSF specification.

A library to make the hard parts of commercial shipping a little easier.

Command line utility for printing columnized code.