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

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...

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

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

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 lightweight gem for foreign exchange and currency conversion.

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

A Redis-backed concurrency management system

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

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.

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

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

A gem for doing concurrency locks using a TCP port.

Smelt from a plentiferous gallimaufry of requests an agglomerated bale of responses. With, y'know, concurrency and all that.

Experimental High-performance, Redis-based background job processing library for Ruby built on fiber-based concurrency

URL agent can handle common errors, concurrency and fallback for applications that call a large number of URLs.

Salesforce Bulk API with governor limits taken care of, this is a fork off of yatish27/salesforce_bulk_api_serial_or_parallel that just adds serial/parallel concurrency support

Ruby concurrency extenstions

Allows you to protect the execution of a block against concurrency.