A toolset of small support modules used throughout the Karafka ecosystem

Pure Ruby module for interaction with D-Bus IPC system

Node.JS's V8 JavaScript engine for multiplatform goodness

Collect Ruby GC, ObjectSpace, and Puma metrics and report them directly to Heroku Runtime Metrics via HTTP.

Pure Ruby gem that implements the MQTT protocol, a lightweight protocol for publish/subscribe messaging.

A modern Ruby framework designed for non-blocking I/O and simpler infrastructure

RDF.rb is a pure-Ruby library for working with Resource Description Framework (RDF) data.

Socialization allows any model to Follow and/or Like any other model. This is accomplished through a double polymorphic relationship on the Follow and Like models. But you don't need to know that since all the complexity is hidden from you.

Ruby to WebAssembly toolkit. This gem takes Ruby code and Gemfile, and packages them with Ruby runtime into a WebAssembly binary.

A Ruby kernel for Jupyter environment. Try it at try.jupyter.org.

OpenClacky is a 100% open-source (MIT) AI Agent that matches Claude Code on capability at comparable cost. Built on two years of agentic R&D, it ships with a minimal 16-tool core, near-100% prompt cache hit rate, idle-time auto-compression, and BYOK support for any OpenAI-compatible model. A natural-language Skill system lets you create, evolve, and monetize agent capabilities without writing code, plus first-class integrations with Feishu, WeCom, WeChat, Discord, and Telegram.

dump headers, sections, extract resources of win32 PE exe,dll,etc

`pitchfork` is a preforking HTTP server for Rack applications designed to minimize memory usage by maximizing Copy-on-Write performance.

Client library for accessing the EasyPost shipping API via Ruby.

Salesforce Bulk API with governor limits taken care of

Detect changes in file system. Works anywhere.

Rails bindings for opal JS engine

Sequent is a CQRS and event sourcing framework for Ruby.

Ruby interface for the POSIX system logging facility.

A simple tool for tracking vendor branches in git.