Provides a simple task worker, with a task concurrency limit.

LocalBus is a lightweight yet powerful pub/sub system for Ruby applications that enables decoupled communication within a single process. It offers both non-blocking I/O and thread pool processing modes, robust error handling, and fine-grained concurrency controls. Perfect for organizing event-dr...

Ractor-safe counters, maps, queues, and ownership-transfer pools backed by native Rust concurrency primitives.

Fibur is a gem that gives you full concurrency during your I/O calls in Ruby 1.9.

Wrapper around httperf for stresstesting your app. Runs httperf multiple times with different concurrency levels and generates an executive summary in .csv

An ETL (Extract-Transform-Load) library that uses a forking process model for concurrency.

Actors based concurrency library for Ruby.

Concurrently is a concurrency framework for Ruby and mruby based on fibers. With it code can be evaluated independently in its own execution context similar to a thread: hello = concurrently do wait 0.2 # seconds "hello" end world = concurrently do wait 0.1 # s...

A concurrency library for Ruby inspired by java.util.concurrency and Go (golang). By http://www.appoxy.com

GenevaDrive provides a clean DSL for defining multi-step workflows that execute asynchronously, with strong guarantees around idempotency, concurrency control, and state management.

Futuroscope is yet another simple gem that implements the Futures concurrency pattern.

Wraps the net-snmp core usage into idiomatic ruby. It is designed to support as many environments and concurrency frameworks as possible.

Gqtp gem provides both GQTP client, GQTP server and GQTP proxy implementations. They provide asynchronous API. You can use gqtp gem for high concurrency use.

A Redis-backed concurrency management system

Provides utility classes to support common patterns in concurrent programming.

A Ruby HTTP server combining Falcon-class fiber concurrency with Puma-class compatibility.

A Ruby web server designed to have a predictable and simple concurrency model, and to be capable of running in a pure-ruby environment.

A lightweight gem for foreign exchange and currency conversion.

An implementation of the CSP concurrency primitives

A bare-bones Ruby HTTP server that talks Rack and uses a thread per connection model of concurrency.