Sidekiq concurrency limit per worker

Angstrom is an Mongrel2 fronted, actor-based web development framework similar in style to sinatra. With natively-threaded interpreters (Rubinius2), Angstrom provides true concurrency and high stability, by design.

Collection of utilities for managing concurrency

Concurrency based polling.

Interface for akka.io concurrency in jruby

Go's concurrency model "implemented" for Ruby

Convert video formats with custom concurrency, batch size, and conversion delay

Massive concurrency with message-passing and stuff.

A simple set of lightweight concurrency tools.

Provides utility classes to support common patterns in concurrent programming.

Collects tasks to be run, then execute in parallel, with maximum specified concurrency.

Thimble is a ruby gem for parallelism and concurrency. It allows you to decide if you want to use separate processes, or if you want to use threads in ruby. It allows you to create stages with a thread safe queue, and break apart large chunks of work.

Libray for build multi thread/process programs.

DispatchQueueRb is a pure ruby implementation of Grand Central Dispatch concurrency primitives. It implements serial and concurrent queues, with synchronous, asynchronous, barrier and delayed dispatch methods. All queues dispatch methods support an optional dispatch groups to synchronize on compl...

Armstrong is an Mongrel2 fronted, actor-based web development framework similar in style to sinatra. With natively-threaded interpreters (Rubinius2), Armstrong provides true concurrency and high stability, by design.

Zbatery is an HTTP server for Rack applications on systems that either do not support fork(), or have no memory (nor need) to run the master/worker model. It is based on Rainbows! (which is based on Unicorn (which is based on Mongrel)) and inherits parts of each. Zbatery supports your choice of ...

ElasticGraph gem that monitors OpenSearch CPU utilization to autoscale indexer lambda concurrency.

This is a toy tool to extend concurrency for objects.

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

Mutable and immutable concurrency variable