a fast strptime/strftime engine which uses VM.

Cequel is an ActiveRecord-like domain model layer for Cassandra that exposes the robust data modeling capabilities of CQL3, including parent-child relationships via compound primary keys and in-memory atomic manipulation of collection columns.

The fastest Ruby PDF library: 0.8ms mean, 5× faster than the industry leaders, 100% pass rate on 3,830 real-world PDFs. Idiomatic Ruby bindings for text extraction, Markdown/HTML conversion, and PDF creation and editing over the pdf_oxide Rust core (the libpdf_oxide cdylib shared by the Python, Java, Node, Go, and C# bindings).

Google + Youtube V3 API client.

Send messages to G Suite Hangouts Chat rooms using incoming webhooks and Net::HTTP::Post

Rails plugin for sending asynchronous email with ActionMailer and Resque.

Role-based authorization system for Rails with a concise DSL for securing your Rails application. Acl9 makes it easy to get security right for your app, the access control code sits right in your controller, the syntax is very easy to understand, and acl9 makes it easy to test your access rules.

library for interfacing with systemd D-Bus APIs

Compiler binary and Ruby libraries for compiling IDL code. Part of the RISC-V Unified Database project

SitePrism AllThere allows you to recursively query page and section structures on your page - exclusively for use with the SitePrism gem.

A Ruby interface to the data in the RISC-V Unified Database. Contains object models for the data and common functions to extract information.

Various utilities to help with generating artifacts from UDB.

Bring your own LUA scripts into redis.

A Ruby implementation of the Discord (https://discord.com) API.

A type information generator, merger and parser for Sorbet and Ruby 3/Steep

RDF.rb is a pure-Ruby library for working with Resource Description Framework (RDF) data.

This gem can be useful, if you need to upload files to your API from mobile devises.

A library for specifying, quering, and enumerating recurring events for calendars in Ruby.

ProcessExecuter provides a simple API for running commands in a subprocess, with options for capturing output, handling timeouts, logging, and more. It also provides the MonitoredPipe class which expands the output redirection capabilities of Ruby's Process.spawn.

Socialization allows any model to Follow and/or Like any other model. This is accomplished through a double polymorphic relationship on the Follow and Like models. But you don't need to know that since all the complexity is hidden from you.