Beanstalkd
Resque
Iron.io
Sidekiq
RabbitMQ
Hangfire
NServiceBus
PHP-FPM
Socket for Python
Kite
Sourcery
Beanstalkd
Socket for PythonResque - Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.
Kite - Kite helps you write code faster by bringing the web's programming knowledge into your editor.
Iron.io - Iron.io is the leader in cloud application services. IronMQ is a highly available message queue solution and IronWorker is a powerful async task processing service.
Sourcery - Sourcery reviews your code everywhere you work and automatically suggests improvements
Sidekiq - Sidekiq is a simple, efficient framework for background job processing in Ruby
RabbitMQ - RabbitMQ is an open source message broker software.