Resque vs Sidekiq: What are the differences?

Resque: A Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later. Background jobs can be any Ruby class or module that responds to perform. Your existing classes can easily be converted to background jobs or you can create new classes specifically to do work. Or, you can do both; Sidekiq: 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 3/4 to make background processing dead simple.

Resque and Sidekiq can be categorized as "Background Processing" tools.

"Free" is the top reason why over 3 developers like Resque, while over 120 developers mention "Simple" as the leading cause for choosing Sidekiq.

Resque and Sidekiq are both open source tools. Sidekiq with 9.68K GitHub stars and 1.67K forks on GitHub appears to be more popular than Resque with 8.54K GitHub stars and 1.57K GitHub forks.

HotelTonight, New Relic, and Twilio SendGrid are some of the popular companies that use Sidekiq, whereas Resque is used by MAK IT, Stitched, and Youboox. Sidekiq has a broader approval, being mentioned in 348 company stacks & 77 developers stacks; compared to Resque, which is listed in 34 company stacks and 8 developer stacks.