winax
Windows COM bindings
officecrypto-tool
officeCrypto is a library for node.js that can be used to decrypt and encrypt excel files.
excelize-wasm
A pure WebAssembly / Javascript port of Go Excelize library that allow you to write to and read from XLAM / XLSM / XLSX / XLTM / XLTX files
other-excel
otherExcelJS is a library for working with excel. including xls reading and writing.