Open-source alternatives to ShapeCrawler

Excel-DNA - Free and easy .NET for Excel. This repository contains the core Excel-DNA library.

ExcelDataReader is a C# library used to extract data and metadata from Microsoft Excel spreadsheets and CSV files. It functions as a workbook parser that converts spreadsheet content into structured data sets for programmatic access and iteration. The project includes a specialized metadata extractor for retrieving cell-level details, such as number formats, styles, row heights, column widths, and merged cell ranges. It also provides a stream processor for parsing plain text CSV files with customizable encoding and separator detection. The library supports the OpenXML standard for modern spr

.net text extraction & export framework

This project is an Open XML document library and generator used to programmatically create and modify Microsoft Office files. It enables the production of Word, Excel, and PowerPoint documents by manipulating the underlying Open XML structure. The library provides capabilities for Open XML document processing, including the automated modification of existing files and the generation of formatted office reports and spreadsheets for server-side production.

Fast, Low-Memory, Easy Excel .NET helper to import/export/template spreadsheet (support Linux, Mac)

a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.

ClosedXML is an open-source .NET spreadsheet library and wrapper used for reading and writing Excel files. It provides an object-oriented interface for manipulating workbook structures and cell data within .xlsx and .xlsm files using the OpenXML standard. The library abstracts the complexity of the OpenXML SDK, allowing developers to generate and modify spreadsheets programmatically without requiring Microsoft Office to be installed on the system. It covers a range of spreadsheet management capabilities, including workbook generation, file loading, and data extraction. The toolset supports p

Fast and easy to use .NET library that creates or modifies Microsoft Word files without installing Word.