A command-line interface for checking availability, managing bookings, and interacting with NorthStar-powered facility reservation systems.

rspec-rewind provides deterministic retry policies, exception filters, configurable backoff strategies, and flaky test observability for RSpec.

A lightweight async message bus built on the async gem with fiber-only concurrency. Provides typed pub/sub channels with explicit acknowledgment, dead letter queues, bounded backpressure, delivery timeout tracking, and per-channel statistics.

Provides core domain logic with RSpec, Solid Queue, and Tailwind integration.

Pre-exposure effect modeling for brain-modeled agentic AI — familiar stimuli resist new associations

Define retention policies on ActiveRecord models to automatically destroy, delete, or archive expired records. Includes batch limiting, advisory locking, transactional archiving, and background job support.

Karl Friston's Free Energy Principle / Predictive Processing framework for brain-modeled agentic AI

Evaluates cognitive inputs by relevance (effect/effort ratio). High-effect low-effort inputs get attention; irrelevant inputs filtered. Based on Sperber & Wilson (1986) Relevance Theory.

Tudla Contracts - a shared gem for Tudla integrations

Format CPF with or without punctuation; strip to digits.

Error tracking SDK for Ruby and Rails applications

A gem that adds cdn_image_tag helper for serving Rails assets from a CDN

A standalone Ruby gem providing a Faraday-based client to interact with the (unofficial) Doctolib API.

A simple Ruby client library for uploading and managing images with the Lab Nocturne Images API

Puppeteer-BiDi is a Ruby implementation of Puppeteer that uses the WebDriver BiDi protocol to automate Firefox browsers. Unlike puppeteer-ruby which uses Chrome DevTools Protocol (CDP), this gem focuses on BiDi protocol support for cross-browser automation, particularly targeting Firefox.

Builds Rails Event Store AggregateRoot

A native Ruby C extension providing parallelized matrix and neural-network style tensor operations.

This gem is place holder for bug bounty poc by @gopal_ethical

A minimal, secure Python interpreter for AI agents — Ruby bindings via Magnus

Periodically sends a ping command to prevent MongoDB Atlas free-tier clusters from becoming inactive.