hyperformula
HyperFormula is a JavaScript engine for efficient processing of spreadsheet-like data and formulas
concat-with-sourcemap
A tool to concat multiple js files with source maps into one js file with one sourcemap file
jslink
Preprocessor for JavaScript
animadio
Animadio Framework - Grid & Flexbox Layouts - Reusable & Customizable Elements - Perform Complex Animations - Controls by Radio Buttons