sical
`sical` is a Node.js package that provides a collection of mathematical conversions, functions, trigonometric calculations, and geometrical computations for 2D and 3D shapes.
@cjfulford/measurements-js
A utility to abstract away units when storing, displaying, converting, and running calculations on various measurements
@thi.ng/units
Extensible SI unit creation, conversions, quantities & calculations (incl. ~170 predefined units & constants)
calqlate
A nodejs module for performing calculations