Scrapes NHK News Web (Easy) for the word frequency (core list) for Japanese language learners. Includes a CLI app and a scraper library.

A developer-friendly Ruby gem for interacting with NJTransit's API. Provides access to stations, routes, schedules, real-time arrivals, and more.

NKJ is a library for identifying JIS X 0213 characters.

not_pressed-core is the foundational engine behind NotPressed, a fully open-source, batteries-included CMS for Rails 8. It provides hierarchical pages, a block-based content editor, automatic navigation discovery from routes and view partials, a media library backed by Active Storage, a pluggable admin panel with configurable auth, and a content type registry — all built on Hotwire with zero external JS dependencies.

Mountable Rails engine for SQL charts, dashboards, and analytics.

Messsages can be sent based on creating, updating, or destroying a record. It also uses state-events to send messages based on state changes.

Ruby SDK for parsing, serializing, validating, and transforming ODIN documents

The app provides a command-line interface (CLI) to an Ollama AI model, allowing users to engage in text-based conversations and generate human-like responses. Users can import data from local files or web pages, which are then processed through three different modes: fully importing the content into the conversation context, summarizing the information for concise reference, or storing it in an embedding vector database for later retrieval based on the conversation.

A Rails engine that adds an admin panel for creating and managing onboarding tours with visual element picker, advanced targeting, and A/B testing.

OpenAI 101 working through the API endpoints

Cdd is a pure-Ruby library that models the IEC Common Data Dictionary (IEC 61360 / CDD ontology), supports power-type semantics where instances can themselves be used as classes, and imports the Parcel Excel workbook format (both ParcelMaker .xlsx and the legacy 6-file .xls export layout) into a navigable in-memory database.

Automatic Open Control schema checking tool. Aims to provide quick tests that ensure controls work together reliably.

A library that provides parsing and output of person names, as well as Gender & Ethnicity matching.

Outhad Integrations is a comprehensive Ruby gem designed to facilitate seamless connectivity between various data sources and SaaS platforms.

Sticker generator

Download, import, query, sync, and serve Overture Maps open geospatial data: bbox-filtered GeoParquet extracts via DuckDB, PostGIS imports with GERS changelog syncing, an ad-hoc query API, a mountable REST/MVT engine, and an MCP server. Unofficial community gem, not affiliated with the Overture Maps Foundation.

Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

Authentication, admin UI components, navigation, tags, imports, and extension hooks for Rails apps built on the Panda ecosystem

Production-grade Ruby client for Parse Server. Map Parse classes to Ruby models with typed properties, associations, and validations; build queries with a chainable DataMapper-style DSL; handle auth, sessions, MFA, cloud code webhooks, and push; introspect and migrate schemas; manage role hierarchies; scope access with per-agent ACL/CLP; generate GraphQL types; run Atlas Search and vector search; and bypass REST for high-throughput reads via the MongoDB-direct pipeline.

Production-grade PostgreSQL trigger management for Rails with lifecycle management, safe deploys, versioning, drift detection, and a mountable UI.