Classy web-development dressed in a DSL
OmniAuth is a flexible authentication system utilizing Rack middleware
Simple, but flexible HTTP client library, with support for backends
Handles sessions for Ruby web applications using DynamoDB as a backend
Rack middleware for blocking & throttling
A flexible framework for maintainable Ruby apps
Simple, efficient background processing for Ruby
Better error page for Rack apps
Ruby gem for building Telegram Bot with optional Rails integration
Web development IDE in browser, supports Java, ruby, javascript...etc