https://apryse.com/products/core-sdk/cad
CAD SDK: View, Measure & Annotate DWG | Apryse
cad sdkviewmeasureannotatedwg
https://apryse.com/capabilities/measurement
Measurement Tools SDK for PDF, CAD, and More | Apryse
Add measurement or dimensioning tools to your web, mobile, or desktop app Use built in calibration tools to define a drawing s scale, and measure content
measurement toolsand moresdkpdfcad