An uroboros program with 100+ programming languages

Pretty print your Ruby objects with style -- in full color and with proper indentation

Generate Entity-Relationship Diagrams for Rails applications

Versioned database views for Rails

a sampling call-stack profiler for ruby 2.2+

Ruby string class extension. It add some methods to set color, background color and text effect on console easier using ANSI escape sequences.

An acts_as_sortable/acts_as_list replacement built for Rails 4+

A collection of Ruby methods to deal with statutory and other holidays. You deserve a holiday!

Simple Ruby implementations of some common monads.

This Gem adds useful methods to your Rails app to validate, display and save phone numbers. It uses the super awesome Phony gem (https://github.com/floere/phony).

🐷 An expressive query DSL for Active Record

Ruby Imperative Random Data Generator and Quickcheck

Rails: FastGettext, I18n integration -- simple, threadsafe and fast!

Gem for creating and signing Ethereum transactions.

An alternative decentralized package manager for Elm

A Ruby implementation of Bitcoin HD Wallets (Hierarchical Deterministic) BIP32

The Let's Encrypt certificate manager for rails

Property Testing library in Ruby

Keep Your Hashes Classy (a lightweight Hash validation gem)

FIXME comments that raise after a certain point in time.

JSON Object Signing and Encryption (JOSE) for Ruby

Adds some important face-making possibilities to Ruby code.

Faster iteration on Gosu games

Types are documentation

Adds T::Result as a basic, strongly-typed monad

ActiveSupport::Cache::Store implementation backed by a database via ActiveRecord

A Ruby implementation of Threshold Secret Sharing (Shamir) as defined in IETF Internet-Draft draft-mcgrew-tss-03.txt

Webpacker plugin to integrate Svelte into your Rails application

Ruby Interfaces

A Ruby library that lets you memoize methods, making them much faster at the expense of memory or disk space