Boolean is too boring. Let’s add Maybe value.

Based on a blog post by Rowan Thorpe (http://rowanthorpe.wordpress.com/2012/10/15/unmangle-utf-8-from-double-encoded-utf-8-my-shell-script-and-batch-script-tweaks/), forcefully replaces broken UTF-8 encoded as pairs of Latin-1 characters. Includes a verbatim copy of Rowan's sed script.

Unbounded (infinite) ranges, ruby-style

Provide ISO 3166 codes and english name for countries and their political divisions

Uncoil is a gem to unshorten urls so you know where obscured links really go. If you have bitly login credentials, initialize an instance of Uncoil to use the bitly API.

A library that makes it easy to query the Overpass API and translate its responses into RGeo objects

We've written code that merges/cascades default configuration, config-files, environment variables, and cli-passed arguments _too many times_. This gem intends to distill that into a configuration hash describing those controls and relationships, so that users can supply values in multiple ways.

A Gem to parse the Uniara Virtual system

Allow controlling unicorn via supervise by relaying signals to it

A simple ORM for Rocket's UniData database

A Ruby gem that provides a unified interface for integrating with KAMONEY (PIX payments) and NOWPAYMENTS (cryptocurrency payments) APIs

一個統一發票的查詢、兌獎 gem

Generates file contents for UnionBank's eCrediting enrollment and transaction files.

A simple validator to verify the uniqueness of certain item attributes from a collection

This is a command to manage virtual servers on UnitHosting(http://www.unit-hosting.com).

A library that encapsulate measurements and their units in Ruby.

A Rails adaptor that encapsulate measurements and their units in Ruby on Rails.

Provides a general Quaternion class, and UnitQuaternion class to represent rotations

Create and unpack .unitypackage files.

A comprehensive Ruby gem that handles document processing, text extraction, and AI-powered analysis for PDF, Word, Excel, PowerPoint, images, archives, and more with a unified API. Includes agentic AI features for document analysis, summarization, and intelligent extraction.