Spectacles adds database view functionality to ActiveRecord. Current supported adapters include Postgres, SQLite, Vertica, and MySQL.

A ruby gem for controlling your Sphero ball. Sends commands over the TTY provided by the bluetooth connection.

Grown up ActiveRecord::Store config options!

string_template is a Rails plugin that adds an Action View handler for .string template that accepts Ruby's String literal that uses notation for interpolating dynamic variables

Parse and validate hashes into structured Ruby objects.

Convert any site to a simple rack app

Agnostic authorization component for Trailblazer.

UART is a simple wrapper around the ruby-termios gem that gives you an easy interface for setting up a UART or serial connection. This gem is written in pure Ruby. This gem relies on ruby-termios to provide bindings to the termios system call, but uses those bindings to set up a serial connecti...

Tools and extensions to package Rails apps as Wasm modules

Weasel-Diesel Sinatra app gem, allowing you to generate/update sinatra apps using the Weasel Diesel DSL

When an ActiveRecord/ActiveModel model won't save because it's invalid, this gem writes the validation error messages to the log.

Fast XML to Ruby Hash converter

Blazing-fast-cross-platform-monkey-patch-free string XOR. Yes, that means JRuby too.

This gem allows to easily connect an application that provides a Web Service with the 3scale API Management System to authorize it's users and report the usage.

A/B test analysis library for Ruby

The .about.yml mechanism allows an project to publish and maintain metadata that can be easily maintained by project owners, that is visible and accessible to interested parties, and that can be harvested and processed by tools and automated systems.

ac-library-rb is a ruby port of AtCoder Library (ACL). DSU(UnionFind), FenwickTree, PriorityQueue, Segtree, SCC, 2-SAT, suffix_array, lcp_array, z_algorithm, crt, inv_mod, floor_sum, max_flow, min_cost_flow......

ActionParameter helps you move all your parameter's logic into it's own class. This way you'll keep your controllers dry and they would be easier to test.

ActiveDirectory uses Net::LDAP to provide a means of accessing and modifying an Active Directory data store. This is a fork of the activedirectory gem.

Simply cache whatever you want by using cachers which will help you maintain cached objects and expire them when they are changed. Support Rails 3, 4, 5.