Kuiq (UI for Sidekiq, pronounced "quick") is a native desktop application for Sidekiq administration. It uses the Glimmer toolkit for building native GUIs in Ruby.
Please note this is a prototype and nothing official or usable at the moment.
If you are unfamiliar with Glimmer, you can see a large set of helpful examples by running gem install glimmer-dsl-libui; glimmer examples
.