The promptcraft CLI let's you replay a conversation between a user and an AI assistant, but with a new system prompt.

Rack middleware for logging traffic to fluentd.

Handle race conditions in Rails JS feature tests caused by outstanding overlapping actions in your app, with rack middleware to let you wait for pending feature test actions to finish

Rails Active MCP enables secure Rails console access through Model Context Protocol (MCP) for AI agents and development tools like Claude Desktop. Provides safe database querying, model introspection, and code execution with comprehensive safety checks and audit logging. Features include: • Safe Ruby code execution with configurable safety checks • Read-only database query tools with result limiting • Rails model introspection (schema, associations, validations) • Dry-run code analysis for safety validation • Environment-specific configuration presets • Comprehensive audit logging and monitoring • Claude Desktop integration out of the box

A developer tool that visualizes the lifecycle of a Rails request, including Controller actions, Active Record queries, Active Job enqueues, and Sidekiq executions. Perfect for debugging and education.

An implementation of transactional outbox pattern to be used with Rails.

A Lisp dialect of Ruby

Concurrent Reactive Programming for Ruby

Client for communication with Platform Receptor Controller

A simple dynamic-sized redis connection pool.

A library for uploading files to multiple remote storage backends like Amazon S3 and Rackspace CloudFiles.

Renalware uses demographic, clinical, pathology, and nephrology datasets to improve patient care, undertake clinical and administrative audits and share data with external systems.

master-slave replication helper for ActiveRecord

An experimental hypermedia REST client that uses parallel, keep-alive and pipelined requests by default.

Ruby's missing batch processing system.

Ruby Object Mapper - Support libraries

Event receiver for the Routemaster bus

Wraps around the Linux sysfs GPIO interface to control GPIO pins. Also watches pins and trigger handlers accordingly.

Allows transport layers outside Ruby TCP to be secured.

Centralized Configuration and Secrets Management for Ruby and Rails applications.