Jeeves is a personal valet for your Ruby code. It is used to manage dependencies between loosely coupled classes via explicit declaraion. It is _not_ a traditional dependency injection framework, although it can easily fill that role.

Simple and stupid IOC container and dependency injection tool for ruby

Dependency injection framework for ruby

Periodico is a lightweight pub/sub framework that leverages self-registration and dependency injection to communicate events to subscribers.

Simple dependency injection for ruby objects

A simple Dependency Injection container for Ruby.

If you needs a dependency injection container for Ruby, try use syringe.

Dependency Injection that allows you to generate pre-configured classes

A Rails wrapper for a fully customizable Dependency injection system

A custom generator for creating features as modules using the dry.rb gems. The module registers a dry system provider, adds routes, view and migrations paths to the application configuration and registers the models and services for dependency injection.

A lightweight dependency injection container.

A small library to help you manage services with dependency injection.

A simple dependency injection library for Ruby.

Lightweight Ruby Dependency Injection

Embrace convention over configuration while still benefitting from dependency injection design principles.

A tiny dependency injection container

Dependency Injection that won't make your head spin

Inoculate is a small, thread-safe dependency injection library configured entirely with Ruby. It provides several life-cycles and provides dependency access through private accessors.

Simple dependency injection for Rails.

ActiveDryDeps not modify constructor and support Dependency Injection for modules. Also you can import method from any object in your container. Adding extra dependencies is easy and improve readability your code.