Expressir ("EXPRESS in Ruby") is a Ruby parser for EXPRESS and a set of tools for accessing EXPRESS data models.

Install openly-licensed fonts on Windows, Linux and Mac!

Glossarist toolkit for working with IEV terms from Electropedia

LutaML: data models in textual form

Parser and builder for XML Schema Definition (XSD) files.

Executable to process any Metanorma standard.

Metanorma plugin for LutaML

Ruby library for OSCAL (Open Security Controls Assessment Language) models. Supports XML, JSON, and YAML serialization via metaschema-driven generation.

Converts LaTeX math into MathML.

Relaton::Bib: Ruby XMLDOC impementation.

A Ruby library for parsing and generating NISO Access and License Indicators (ALI) Schemas data

Ammitto retrieves sanctioned people, organizations, vessels, and aircraft from various international sources including EU, UN, US, World Bank, and more.

Implementation of the ISO Standard Atmosphere (ISA) model as defined in ISO 2533 and ICAO 7488/3 1994. Reference implementation used in ISO 2533:2025."

AsciiDoc Document Model, Parser, and Serializer for the Coradoc document transformation framework. Provides bidirectional transformation between AsciiDoc and CoreModel.

Provides OOXML (DOCX) to CoreModel transformation for the Coradoc document transformation hub. Uses Uniword to read DOCX files and transforms the OOXML model tree to Coradoc::CoreModel.

A Ruby library for parsing, accessing, and serializing DocBook 5 XML documents using lutaml-model

Edoxen provides a Ruby library for working with resolution models, allowing users to create, manipulate, and serialize resolution data in a structured format. It is built on top of the lutaml-model serialization framework, which provides a flexible and extensible way to define data models and ser...

Pure Ruby implementation of the Eclipse Layout Kernel (ELK) providing automatic layout of node-link diagrams. Supports all ELK algorithms.

Fontisan provides font analysis tools and utilities. It is designed as a pure Ruby implementation with full object-oriented architecture, supporting extraction of information from OpenType and TrueType fonts (OTF, TTF, OTC, TTC). The gem provides both a Ruby library API and a command-line interf...

Parser and generator for OASIS Genericode