Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Meazure - What are the dimensions of that image? How big is this window?
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.
Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.
ChatBot - Easy to use chatbot platform for business
On-Screen Ruler - lightweight, free, semi-transparent ruler