Database based asynchronous priority queue system -- Extracted from Shopify - collectiveidea/delayed_job
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
- Ruby
- Redis
- Ruby on Rails
Spooled Cloud is described as 'Spooled is a high-performance, multi-tenant job queue system designed for reliability, observability, and horizontal scalability' and is an app in the development category. There are more than 10 alternatives to Spooled Cloud for a variety of platforms, including Linux, Windows, Mac, Self-Hosted and Ruby apps. The best Spooled Cloud alternative is RabbitMQ, which is both free and Open Source. Other great apps like Spooled Cloud are Apache Pulsar, Zenaton, ØMQ and Looper.
Database based asynchronous priority queue system -- Extracted from Shopify - collectiveidea/delayed_job
An easy way to perform background processing in .NET and .NET Core applications. No Windows Service or separate process required. Backed by persistent storage. Open and free for commercial use.







Simple, efficient background processing for Ruby. Sidekiq uses threads to handle many jobs at the same time in the same process. It does not require Rails but will integrate tightly with Rails to make background processing dead simple.

evQueue is an open source job scheduler and queueing engine. It features an event-driven C++ engine and a PHP / MySQL web control interface which provides tasks monitoring and creation.