StiKey - Sticker + Emoji Keyboard. Sticker Marketplace.
Keysmith - Create custom keyboard shortcuts for your Mac and the web
SketchKeys - Learn Sketch shortkeys easily w/ keyboard stickers
Shortcut Keeper - Shortcut Keeper is a simple macOS app that lets you store the keyboard shortcuts you use daily in your apps.Save all the shortcuts you want to learn and remember.Keep it on the side while using your apps and quickly check your saved shortcuts!
Zoomyy - Adds a zoom motion to existing photos or videos
ShowMeYourHotKeys - Show All shorcuts of applications!