adds basic activemodel goodness to your class in a eyeblink

LB Persistence API

Queries Library of Congress' subject heading search API and returns results in JSON.

Rails engine for Virtual Collection UI

Ldumbd is a simple, self-contained read-only LDAP server that uses PostgreSQL, MySQL/MariaDB or SQLite as a back end.

Use this gem to send contacts to highrise easily

Leaflet.draw plugin for your Rails 4 application

Leafy is toolkit that allows you to integrate dynamic custom attributes functionality into your ruby application. It provides high level API you can use for any suitable use-case. It ships with several basic data types and allows you to add your own data type converters.

And simple and clean implementation of content tagging for Rails 4 and above

Lease templates and envelopes

Database multi-tenancy for Rails.

Leash allows you to build an OAuth2 provider for a closed set of trusted client apps. It can support multiple user roles and is designed to handle high load.

A wysiwyg page editor allowing advanced layouts of pages, with a simple interface

LedgerAccountable is a gem for recording ledger entries to store an accounting history in your Rails models.

It provide left_side and highlight function web app, base on cells and for rails app

A gem that will print a message if a developer is trying to use a column that is from a legacy system but has to stay there.

Allows you to address enumerated integer columns as more sane and readable symbols

Declare busness directives for actions in Rails.

A model factory

Dead-simple character count for textareas in Rails app with javascript.