Deedle by: BlueMountain Capital

Deedle implements an efficient and robust frame and series data structures for manipulating with structured data. It supports handling of missing values, aggregations, grouping, joining, statistical functions and more. For frames and series with ordered indices (such as time series), automatic alignment is also available.

DH.NCode by: 湖北登灏科技有限公司

DH框架的数据中间件，数据中间件，支持MySQL、SQLite、SqlServer、Oracle、Postgresql、TDengine、达梦，重点在缓存、性能、分表、自动建表。参考X组件的XCode

DH.NCube.Core by: 湖北登灏科技有限公司

Web快速开发平台，搭建管理后台，灵活可扩展！内部集成了用户权限管理、模板继承、SSO登录、OAuth服务端、数据导出与分享等多个功能模块，在真实项目中经历过单表100亿数据添删改查的考验。

DH.SignalR by: 湖北登灏科技有限公司

用于DH框架的基于SignalR的实时推送库

DiffPlex by: Matthew Manela

DiffPlex is a diffing library that allows you to programatically create text diffs. DiffPlex is a fast and tested library.

Ding.Agent by: 丁川

Ding.Agent是基于.net core平台开发的应用框架中的服务代理,将应用程序注册为系统服务，仅支持Windows。

Ding.Core by: 丁川

Ding.Core是基于.net core平台开发的应用框架中的算法、日志、网络、RPC、序列化、缓存、Windows服务、线程池核心类库。

Ding.MQ by: 丁川

Ding.MQ是基于.net core平台开发的应用框架中的轻量级消息队列，无延迟分发，支持消费组和消息去重，不支持集群部署。

Ding.Net by: 丁川

Ding.Net是基于.net core平台开发的应用框架中的网络通讯基础框架及各种协议实现。

Ding.Printer by: 丁川

Ding.Printer是基于.net core平台开发的应用框架中的打印类库。

Ding.Redis by: 丁川

Ding.Redis是基于.net core平台开发的应用框架中的Redis基础操作、列表结构、哈希结构、Set结构，经过日均100亿次调用量的项目验证。

Ding.XCode by: 丁川

Ding.XCode是基于.net core平台开发的应用框架中的数据中间件。

DlibDotNet by: Takuya Takeuchi

Dlib wrapper library written in C++ and C# for Windows, MacOS and Linux Requirements: Visual C++ 2017 Redistributable Package

DM.DmProvider by: DM

DM .NET DATA PROVIDER

dmdbms.DmProvider by: dmdbms

DmProvider is an ADO.NET data provider for DaMeng database. 适用于达梦数据库的ADO.NET数据提供程序

DocumentFormat.OpenXml by: Microsoft

The Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.

DocumentFormat.OpenXml.Framework by: Microsoft

The Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.

DotLiquid by: Tim Jones Alessandro Petrelli

DotLiquid is a templating system ported to the .NET framework from Ruby’s Liquid Markup.

DotNetAnalyzers.PublicApiAnalyzer.Unstable by: Sam Harwell et. al.

An analyzer for packages with public APIs.

DotNetCore.NPOI by: NCC Savorboard

A .NET library for reading and writing Microsoft Office binary and OOXML file formats.