DiffEngineX - DiffEngineX is a fast utility that finds the differences between the formulae, constants, defined...

JavaScript.com - A free resource for learning and developing in JavaScript

Spreadsheet Compare - Spreadsheet Compare (Excel compare) is a Microsoft Excel Add-In, written in VBA, that performs a...

BundlePhobia - Find the performance impact of adding a npm package to your bundle.

PerfectXL Compare - This is a tool developed by a small team in the Netherlands. It's a standalone application that generates a simple, concise, easy to understand overview of the differences between 2 Excel sheets. It can also handle even the most complex Excel files.

JavaScript Quiz - Check your knowledge by having fun.