GemBox.Spreadsheet v4.5 build 45.0.0.1094 + License Key

  Top Features: Multiple File Formats Use a single programming interface for multiple file formats (XLSX, XLS, ODS, CSV, HTML, PDF, and XPS). Standalone .NET Component Not dependent on Microsoft Excel; 100% managed code (C#); follows .NET class library design guidelines. Multiple Platforms Read, write, view, and edit spreadsheets in .NET Framework, .NET Core, Mono