Measure anything on your screen with this free Screen Ruler tool.
Allows you to measure quickly and accurately distances, areas and perimeters.
Measure distances and angles on the screen and distances on a map.
Take accurate measurements of the pixels of any object or window on your screen.
Dr. John Kummailil
The ruler can be resized using the mouse and is highly configurable.
Estimate or precisely measure on-screen distances.
A window ruler to measure screens and make screenshots; vital for developers.
C.a.R. is an open source, multilingual, and multiplatform geometry application.
AMC gives system administrators control in managing Java version compatibility.
Text editor with syntax highlighting for web and program codes.
ILOG, an IBM Company
It builds and deploys rule-based applications for specific environments.
National Institute of Pharmaceutical Education and Research
DruLiTo is an open-source virtual drug-likeness tool.
Daniel Naber, Marcin Miłkowski
LanguageTool is an Open Source style and grammar checker for many languages.
University of New Mexico
It is an Interactive Java Software for Creating Ruler and Compass Constructions.
On-screen Ruler provides you with a semi-transparent ruler on your screen.
Basta Computing, Inc.
Reglo: Graphics tool including a ruler, a magnifier, screen and color capture.
Clever Ruler is a powerful measuring tool for Windows.
DKRuler is a sizable drag and drop horizontal, vertical and translucent ruler.
Dr Andrew J Marsh
Ruler Tool gives the possibility of measuring all items on your desktop.
Frog City Software
Become the ruler of the world by conquest or by vote.
Supreme Ruler 2020 is a Geo-political RTS Game of unmatched scale and detail!
Pixel Port is a magnifier, a color picker, a ruler, and a protractor.
A unique piece of software, provides an on-screen, slotted ruler.