NuSpec.ReferenceGenerator by: Oren Novotny

Tool to auto-generate BCL package nuspec dependencies for CoreCLR projects

Ocelot by: Tom Pallister Raman Maksimchuk

Ocelot is an API gateway based on .NET stack.

Ocelot.Provider.Eureka by: Tom Pallister Raman Maksimchuk

Provides Ocelot extensions to use Netflix Eureka service discovery.

Octokit by: GitHub

An async-based GitHub API client library for .NET and .NET Core

OneOf by: Harry McIntyre

F# style discriminated unions for C#, using a custom type OneOf<T0, ... Tn> which holds a single value and has a .Match(...) method on it for exhaustive matching. Simple but powerful.

OPCFoundation.NetStandard.Opc.Ua by: OPC Foundation

This package contains the OPC UA reference implementation and is targeting the .NET Standard Library.

OPCFoundation.NetStandard.Opc.Ua.Bindings.Https by: OPC Foundation

OPC UA Https Binding Library for a Opc.Ua.Server.

OPCFoundation.NetStandard.Opc.Ua.Client by: OPC Foundation

OPC UA Client Class Library

OPCFoundation.NetStandard.Opc.Ua.Configuration by: OPC Foundation

OPC UA Configuration Class Library

OPCFoundation.NetStandard.Opc.Ua.Core by: OPC Foundation

OPC UA Core Class Library

OPCFoundation.NetStandard.Opc.Ua.Gds.Client.Common by: OPC Foundation

OPC UA GDS Client Class Library

OPCFoundation.NetStandard.Opc.Ua.Gds.Server.Common by: OPC Foundation

OPC UA GDS Server Class Library

OPCFoundation.NetStandard.Opc.Ua.Security.Certificates by: OPC Foundation

OPC UA Security X509 Certificates Class Library

OPCFoundation.NetStandard.Opc.Ua.Server by: OPC Foundation

OPC UA Server Class Library

OpcUaHelper by: Richard.Hu

OPC UA客户端组件，提供一个opc ua的二次扩展类，方便的读写节点，浏览节点，并实现一个节点浏览器。

Open-Xml-PowerTools by: Microsoft

The Open XML PowerTools provides guidance and example code for programming with Open XML Documents (DOCX, XLSX, and PPTX). It is based on, and extends the functionality of the Open XML SDK. It supports scenarios such as: •Splitting DOCX/PPTX files into multiple files. •Combining multiple DOCX/PPTX files into a single file. •Populating content in template DOCX files with data from XML. •High-fidelity conversion of DOCX to HTML. •Searching and replacing content in DOCX/PPTX using regular expressions. •Managing tracked-revisions, including detecting tracked revisions, and accepting tracked revisions. •Updating Charts in DOCX/PPTX files, including updating cached data, as well as the embedded XLSX. •Retrieving metrics from DOCX files, including the hierarchy of styles used, the languages used, and the fonts used. •Writing XLSX files using far simpler code than directly writing the markup, including a streaming approach that enables writing XLSX files with millions of rows.

Open.Linq.AsyncExtensions by: electricessence

Extensions for method chaining Task<IEnumerable<T>>. Directly map to synchronous System.Linq methods.

OpenAI by: OpenAI

The official .NET library for the OpenAI service API.

OpenIddict.Abstractions by: Kévin Chalet

Abstractions and primitives used by the OpenIddict components.

OpenIddict.Core by: Kévin Chalet

OpenIddict's core components, used to manage the applications, authorizations, scopes and tokens stored in the database.