BouncyCastle by: Bouncy Castle Project Contributors

The Bouncy Castle Crypto package is a C\# implementation of cryptographic algorithms and protocols, it was developed by the Legion of the Bouncy Castle, a registered Australian Charity, with a little help! The Legion, and the latest goings on with this package, can be found at [http://www.bouncycastle.org](http://www.bouncycastle.org). In addition to providing basic cryptography algorithms, the package also provides support for CMS, TSP, X.509 certificate generation and a variety of other standards such as OpenPGP.

Confluent.Kafka by: Confluent Inc., Andreas Heider

Confluent's .NET Client for Apache Kafka

Crc32.NET by: force

Fast version of Crc32 & Crc32C algorithms for .NET and .NET Core. It is up to 3x-5x times better than other "fast" implemenations. Code based on Crc32C.NET library.

CsvHelper by: Josh Close

A library for reading and writing CSV files. Extremely fast, flexible, and easy to use. Supports reading and writing of custom class objects.

Cucumber.Messages by: Cucumber Ltd, TechTalk

Protocol Buffer messages for Cucumber's and SpecFlow's inter-process communication

Dapper.ColumnMapper by: Dapper.ColumnMapper

Simple extension to Dapper to allow arbitrary column to property mapping.

Dapper.SqlBuilder by: Sam Saffron, Johan Danforth

The Dapper SqlBuilder component, for building SQL queries dynamically.

Docker.DotNet.X509 by: Docker.DotNet.X509

Docker.DotNet.X509 is a library that allows you to use certificate authentication with a remote Docker engine programmatically in your .NET applications.

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.

EPPlus by: EPPlus Software AB

A spreadsheet library for .NET framework and .NET core

Fable by: Alfonso García-Caro Núñez

F# to JS compiler

FastEndpoints by: FastEndpoints

A light-weight REST Api framework for ASP.Net 6 and newer that implements REPR (Request-Endpoint-Response) Pattern.

FluentAssertions by: Dennis Doomen, Jonas Nyrup, Xceed

A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Works with .NET Standard 2.0 and higher, .NET Framework 4.7 and higher and .NET 6 and higher. Supports the unit test frameworks MSTest2, NUnit3, NUnit4, XUnit2, XUnit3, MSpec and TUnit. IMPORTANT: This version is free for open-source projects and non-commercial use, but commercial use requires [a paid license](https://xceed.com/products/unit-testing/fluent-assertions/). Check out the [license page](LICENSE.md) for more information.

FluentValidation by: Jeremy Skinner

A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.

FreeSpire.Office by: win7x64

With Free Spire.Office for .NET, developers can create a wide range of applications. It enables developers to open, create, modify, convert, print, View MS Word, Excel, PowerPoint and PDF documents. Furthermore, it allows users to export data to popular files such as MS Word/Excel/RTF/Access, PowerPoint, PDF, XPS, HTML, XML, Text, CSV, DBF, Clipboard, SYLK, etc. As an independent Office .NET component, Free Spire.Office doesn't need Microsoft Office to be installed on neither the development nor target systems. Friendly reminder: Free Spire.Office has no any warning message but it has page limitation for the Word, Excel, PowerPoint and PDF documents. When reading and writing word documents, it is limited to 500 paragraphs and 25 tables. When converting word documents to PDF and XPS files, you can only get the first 3 page of PDF file. When reading and writing Excel files, it is limited to 5 sheets per workbook and 200 rows per sheet. When reading and writing PowerPoint documents, it is limited to 10 presentation slides. When loading and editing PDF files, it is limited to 10 pages of PDF. Free Spire.Doc for .NET Developers can use it to generate, read, write, save, print and convert documents on any .NET applications. The featured function, conversion allows converting Word documents (Word 97-2003, Word 2007, Word 2010, word 2013) to commonly used file format, such as XML, RTF, TXT, PDF, XPS, EPUB, HTML and Image etc. Free Spire.DocViewer for .NET Free Spire.DocViewer for .NET can help developers quickly open Word 97-2003, Word 2007, Word 2010 and Word 2013. When Printing Word Documents, print pages can be set up or be odd number, even number or a custom number scale. In addition, developers can view documents in reading or printing mode and display documents with page up/down, and zoom in/out. Free Spire.XLS for .NET Free Spire.XLS for .NET enables developers to generate Excel workbook from scratch, or load a workbook from either folder or file stream.

Google.Protobuf by: Google Inc.

C# runtime library for Protocol Buffers - Google's data interchange format.

Grpc by: The gRPC Authors

Metapackage for gRPC C#

Grpc.AspNetCore by: The gRPC Authors

gRPC meta-package for ASP.NET Core