Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.
Codezero - Collaborative Local Microservices Development
Meazure - What are the dimensions of that image? How big is this window?
LeadMD - LeadMD is the revenue performance consultancy that cuts through the BS by making your vision actionable and your outcomes measureable
On-Screen Ruler - lightweight, free, semi-transparent ruler
Sirius - An open-source clone of Siri from UMICH