Dropzone - If you want your file uploads to work even without JavaScript, you can include an element with the class fallback that dropzone will remove if the browser is supported.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Dropover - Mac app for easier drag & drop
Sketch - Professional digital design for Mac.
Unclutter - Unclutter is an app that is designed to help Mac users bring order to their desktop. Among other features, this powerful piece of software provides quick access to a user's notepad and clipboard.
Invision - Prototyping and collaboration for design teams