Please, please, please, don't use try

A minimal JSON REST API framework created upon Sinatra and some Rails components.

Easy upload management for ActiveRecord

ruby-xen allows you to manage Xen virtual servers via Ruby. It currently wraps the command line tools provided by Xen (xm) as well as Steve Kemps excellent Xen-tools (http://www.xen-tools.org/software/xen-tools/).

Send SMS messages

Super simple job queue over AMQP

Active Merchant is a simple payment abstraction library used in and sponsored by Shopify. It is written by Tobias Luetke, Cody Fauser, and contributors. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.

Making tests easy on the fingers and eyes

Adds an enumerable attribute to an ActiveRecord-backed class

HashPipe connects an AR-backed model to a key-value store

Adds an enumerable attribute to an ActiveRecord-backed class

The client API for Disco Stu sites.

An easy to configure, easy to extend monitoring framework written in Ruby.

mcp_toolkit extracts the shared MCP-server framework that Smily's apps grew independently: a Streamable-HTTP transport, cache-backed sessions, central-app token introspection (satellite + authority roles), a registry-driven "generic tools over N resources" dispatcher, and an injectable serializer DSL. It wraps the official `mcp` gem as the JSON-RPC core so each app ships only its serializers, resource registrations, and scope blocks.

mcrain supports to run docker container for test.

MicroCMS API's ORM like ActiveRecord for Ruby.

A Ruby library for loading MD2 3D model files.

Shared interactions between MDLIVE applications

MDMagic for Rails

Paperclip-Azure is a [Paperclip](https://github.com/thoughtbot/paperclip) storage driver for storing files in a Microsoft Azure Blob. This is a friendly fork of the [original gem](https://github.com/supportify/paperclip-azure); it incorporates bugfixes that haven't yet been incldued in point releases of the upstream gem and some new features.