https://reogrid.net/blog Articles on .NET spreadsheet development, Excel know-how, and ReoGrid releases. en https://reogrid.net/blog/reogrid-v4-4-release https://reogrid.net/blog/reogrid-v4-4-release ReoGrid 4.4 maintains full API compatibility while delivering ~11,700× faster bulk data loading with conditional formatting, ~10× faster sorting of 10,000 rows, and ~3× faster bulk loading via SetRangeData. Thu, 30 Apr 2026 00:00:00 GMT reogrid spreadsheet .net performance release https://reogrid.net/blog/excel-style-conditional-formatting-dotnet https://reogrid.net/blog/excel-style-conditional-formatting-dotnet How to add conditional formatting — color highlights, data bars, icon sets — to a .NET WinForms or WPF spreadsheet. Covers the rule model, performance pitfalls when applied to large ranges, and patterns that round-trip cleanly to Excel. Tue, 28 Apr 2026 00:00:00 GMT .net winforms wpf conditional-formatting excel tutorial https://reogrid.net/blog/choosing-editable-grid-winforms-wpf https://reogrid.net/blog/choosing-editable-grid-winforms-wpf A pragmatic guide to picking a data grid for desktop .NET apps. Compares DataGridView, WPF DataGrid, third-party grids, and full spreadsheet components — and explains which problems each one is actually built to solve. Wed, 22 Apr 2026 00:00:00 GMT winforms wpf .net data-grid spreadsheet https://reogrid.net/blog/reading-writing-excel-files-csharp https://reogrid.net/blog/reading-writing-excel-files-csharp A practical guide to handling .xlsx files from C# without installing Microsoft Office. Compares the main approaches — OpenXML SDK, ClosedXML, EPPlus, NPOI, and ReoGrid — and shows working code for the common cases. Wed, 15 Apr 2026 00:00:00 GMT csharp .net excel xlsx tutorial