google-cloud-firestore is the official library for Google Cloud Firestore API.

This gem allows Ruby developers to programmatically access the admin section of Shopify stores.

lumberjack log transport library

Feature rich logging framework, and replacement for existing Ruby & Rails loggers.

An add-on converter for Asciidoctor that converts AsciiDoc documents to PDF using the Prawn PDF generation library.

Common monads for Ruby

Adds core features so other engines can hook into the framework.

Ferrum allows you to control headless Chrome browser

Efficient, immutable, thread-safe collection classes for Ruby

Azure Client Library for Ruby.

Azure Client Library for Ruby.

Contains the core of Nanoc

Hanami utilities

Persistence and mapping toolkit for Ruby

Ruby implementation of an event store. Ships with in-memory event repository, generic instrumentation and dispatches events synchronously.

Dentaku is a parser and evaluator for mathematical formulas

A Ruby C extention that is used to control access to shared resources across process boundaries with SysV semaphores.

A message bus for rack

Dynamoid is an ORM for Amazon's DynamoDB that supports offline development, associations, querying, and everything else you'd expect from an ActiveRecord-style replacement.

Gradual Typing for Ruby