Opal is a Ruby to JavaScript compiler. It is source-to-source, making it fast as a runtime. Opal includes a compiler (which can be run in any browser), a corelib and runtime implementation. The corelib/runtime is also very small.

HTTP Accept, Accept-Charset, Accept-Encoding, and Accept-Language for Ruby/Rack

Official Twilio SendGrid Gem to Interact with Twilio SendGrids API in native Ruby

Feature flag API for the Flipper gem

Rack middleware to force SSL/TLS.

Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

Markdown TaskList components

Shrine is a toolkit for file attachments in Ruby applications. It supports uploading, downloading, processing and deleting IO objects, backed by various storage engines. It uses efficient streaming for low memory usage. Shrine comes with a high-level interface for attaching uploaded files to dat...

Rack middleware to measure production code usage (LOC runtime usage)

EventMachine based, async HTTP Request client

Contributed Rack Middleware and Utilities

An Action Dispatch session store backed by an Active Record class.

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

Rack::Cache is suitable as a quick drop-in component to enable HTTP caching for Rack-based applications that produce freshness (expires, cache-control) and/or validation (last-modified, etag) information.

Standards-compliant WebSocket server and client

A framework for pulling together an overview of data that is important to your team and displaying it easily on TVs around the office. You write a bit of ruby code to gather data from some services and let Smashing handle the rest - displaying that data in a wonderfully simple layout. Built for d...

Heavy metal SOAP client that can accept adapter option

Wrapper for Pusher Channels REST api: : https://pusher.com/channels

OmniAuth strategy for Twitter

Routing tree web toolkit