Aspose.Cells for JavaScript via C++ is a high-performance WebAssembly library for creating, editing, converting, and rendering Excel spreadsheets (XLS, XLSX, CSV, ODS, HTML) directly in the browser and Node.js. Enables advanced Serverless spreadsheet processing for web apps, dashboards, and data tools....processing without the need for a server. Its lightweight runtime footprint...works seamlessly across web, server‑side, and hybrid environments...