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A guide for programming in style.

A library for setting up Ruby objects as test data.

A Ruby gem to load environment variables from `.env`.

A flexible framework for maintainable Ruby apps

💨 Writing Fast Ruby 😍 -- Collect Common Ruby idioms.

Ruby implementation of GraphQL

Slim is a template language whose goal is to reduce the syntax to the essential parts without becoming cryptic.

A Rails template with our standard defaults.

🐬 Beautiful, performant feature flags for Ruby.

Rails authentication with email & password.

One beautiful Ruby API for OpenAI, Anthropic, Gemini, Bedrock, OpenRouter, DeepSeek, Ollama, VertexAI, Perplexity, Mistral, GPUStack & OpenAI compatible APIs. Chat, Vision, Audio, PDF, Images, Embe…

Easily include static pages in your Rails app.

OpenAI API + Ruby! 🤖❤️ GPT-5 & Realtime WebRTC compatible!

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

Notifications for Ruby on Rails applications

Do some browser detection with Ruby. Includes ActionController integration.

HTML processing filters and utilities

Easiest way to add multi-environment yaml settings to Rails, Sinatra, Padrino and other Ruby projects.

Efficient and thread-safe code loader for Ruby

An ActiveRecord plugin for managing lists.

Ruby Tests Profiling Toolbox

A Ruby library that encodes QR Codes

Database changes log for Rails

A wonderfully simple calendar gem for Rails

Ruby JSON Schema Validator

Ruby ASCII Table Generator, simple and feature rich.

Rails Plugin that tracks impressions and page views

Prevents duplicate Sidekiq jobs

Oauth2 strategy for Google