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

Interoperable script conversion systems.

Relaton is the database, registry, and cache for bibliographic references to technical standards in the Relaton/XML bibliographic model. It provides the Relaton::Db API, a registry that lazily loads each standards-body flavor (ISO, IETF, NIST, IEC, …) on first use, and a file-based cache. Every flavor ships inside this single gem — `gem install relaton` gives you the full multi-flavor setup, with flavor code loaded on demand via autoload. The CLI (relaton-cli) is a separate gem.

Checksummed parsanol PARG artifact, terminal tables and oracle-frozen conformance corpus for the unitsml(...) expression syntax of UnitsML. Runtime-agnostic: load the artifact with any Parsanol runtime (Ruby, Rust, wasm).

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

Provides Markdown parsing and serialization capabilities for Coradoc. Includes the Markdown Document Model, a CommonMark-compliant Parsanol-based parser, and round-trip capable serializer.

Parses LML (.lml / .lutaml) text syntax into UML/LML domain models. Supports two layers: model definitions (classes, enums, attributes) and data instances (collections, imports, exports).

Parser for element paths

PubID is a Ruby library for parsing and generating international publication identifiers (PubIDs). It provides a simple and flexible API for working with PubIDs, allowing developers to easily create, manipulate, and validate PubIDs in their applications.