Create ActiveRecord models from an existing database

Ruby LEGO Mindstorms NXT 2.0 control via Bluetooth and USB. See http://github.com/nathankleyn/lego-nxt for more information.

A Ruby parser and builder for the OMA protocol (a.k.a. Data Communication Standard) that was developed by the Lens Processing & Technology Division of The Vision Council for interconnection of optical laboratory equipment.

Ruby client for letsfreckle.com API that supports entries, projects, tags, and users

Store order of your models by using lexicographic sorting.

LHC is an extended/advanced HTTP client. Implementing basic http-communication enhancements like interceptors, exception handling, format handling, accessing response data, configuring endpoints and placeholders and fully compatible, RFC-compliant URL-template support.

An ActiveSupport cache store that uses the C-based libmemcached client through Evan Weaver's Ruby/SWIG wrapper, memcached. libmemcached is fast, lightweight, and supports consistent hashing, non-blocking IO, and graceful server failover.

Ruby API wrapper for Lighthouse - http://lighthouseapp.com

Build and snapshot a system image for distribution, CI, or both using real chef cookbooks and a fake server using test kitchen.

Generation next link_to-helper for Rails: Spiced with intelligence, and semantic beauty.

Ruby wrapper for the LinkedIn API

Generate a link_preview for any URL

This library uses ImageMagick and RQRCode to create QR codes with rounded corners

LiquidPlanner API client

Wrapper for the Instructure Canvas API

Create and update timetables from input data

This gem was designed to help you to access the locaweb payment gateway.

The LocomotiveCMS Common is a shared libraries package

Log aggregation through unified logging middleware, while respecting the original log format.

LogicalModel allows to use a resource as a model. It is based on web presentation http://www.slideshare.net/ihower/serviceoriented-design-and-implement-with-rails3