LedgerSync is a simple library that allows you to sync common objects to popular accounting software like QuickBooks Online, Xero, NetSuite, etc.

LevelDB for Ruby

The intent of LightIO is to provide ruby stdlib compatible modules, that user can use these modules instead stdlib, to gain the benefits of IO event loop without care any details about react or async programming.

Ruby wrapper for the LinkedIn v2 API

LinuxAdmin is a module to simplify management of linux systems. It should be a single place to manage various system level configurations, registration, updates, etc.

A set of handlers included by default in Lita.

A HipChat adapter for Lita.

WHOIS handler for lita chat bot

Liza is a light, experimental framework primarily developed to help study the Ruby language and the Ruby ecosystem.

Automatically set per-request locale in Rails applications

Lock and cache methods, in case things should only be calculated once across processes.

Log statements along with their name easily. Mixin a logger everywhere when you need it.

Put your financial application logs to work with logstash FIX filtering

Use database lookup tables in AR models.

Opinionated logger which outputs messages in JSON format

A Ruby client for the HTTP/2 version of the Apple Push Notification Service.

Lowkiq

luhnacy can be used to validate strings for Luhn compliance as well as generating valid or invalid strings for the purposes of testing

Efficient Luhn checksum validator

Ruby library for the WHM & cPanel API; It's not a half day or anything like that