Converts LaTeX math into MathML.

Arrolio is a paged-media layout engine: it takes a content tree plus a layout spec (page templates, styles, flows) and produces a sequence of laid-out pages, which a renderer then emits — by default to PDF bytes via the sibling `pdfrb` gem. Arrolio is the middle layer of a three-library stack: ...

AsciiChem is an ASCII syntax for representing chemical formulae, reactions, electron configurations, bonds, crystals, spectra, calculations, Z-matrices, and reaction mechanisms. It parses to a semantic model and renders to MathML, HTML, LaTeX, SVG, and CML. Math embedding uses Plurimath. Round-tr...

A Ruby library for parsing, validating, converting, signing, and building PTB Digital Calibration Certificates (DCC) and D-SI quantity documents. Uses lutaml-model for a fully typed object representation of both XML schemas, with per-major-version (v2, v3) class hierarchies.

A Ruby library for representing and processing Metanorma document XML, providing a comprehensive model for standards documents with support for various metadata, content blocks, and structured markup.

Library to work with NISO STS and ISOSTS.

Library to work with UnitsML in Ruby