Ship is described as 'is fast everywhere. Every operation is instantaneous because the Ship app is backed by a continuously updated local cache' and is an app in the Development category. There are four alternatives to Ship for Mac. The best alternative is Bodo. Other great apps like Ship are BugHub (Paid), Gitscout (Paid) and Cashew (Paid).
Bodo is a beautiful Mac app for Jira®, tailored for Engineers and Designers. Bodo is a full-featured client that lets you create, comment and manage your issues. - Clear and simple UI, all the unnecessary has been removed.