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

ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXML API.

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

Html2OpenXml is a small .Net library that convert simple or advanced HTML to plain OpenXml components. This program has started in 2009, initially to convert user's comments from SharePoint to Word.

🍂 A .NET library for manipulating PowerPoint presentations

Fast and easy to use cross-platform .NET library that creates or modifies Microsoft Word (DocX) and later also Excel (XLSX) files without installing any software. Library is based on Open XML SDK

.NET Core library to convert Microsoft Office binary files (doc, xls and ppt) to Open XML (docx, xlsx and pptx).

MariGold.OpenXHTML is a wrapper library for Open XML SDK to convert HTML documents into Open XML word documents.

Fresh PowerTools for OpenXml

Version 3 of Chem4Word - A Chemistry Add-In for Microsoft Word

ExcelReportGenerator is a .NET library which allows you to render data to Microsoft Excel by marking Excel sheets using panels and templates. It makes it easy to connect to various data sources and to render data from them to Excel. You can also apply aggregation, various types of grouping, formatting and so on.

My self-educational collection of LinqPad queries.

use c sharp enhance md2docx solution.

Сборник примеров

Helpert for working with Excel spreadsheet

Version 2020 (3.1) of Chem4Word - A Chemistry Add-In for Microsoft Word

C# Word Document API to create, load and modify Microsoft Word documents. Streamline your Word document management by easily inserting, updating, appending, and removing elements with just a few lines of code.

Enable OpenXML for VSTO add-ins

This is a .NET library that reads and writes PPT files using OpenXml.