Pretzel - Keyboard shortcuts for the app you're currently using
Checklist Design - The best UI and UX practices for production ready design.
Stacky - Simple app enhancing windows task bar functionality with stacks of shortcuts.
Business-Driven Digital Product Design - A guide on how to create influential user experience
Runner Pro - Perform Sketch actions quicker with your keyboard
UX Design Weekly - The best user experience links each week to your inbox