ControlzEx by: Jan Karger, Bastian Schmidt, James Willock

ControlzEx is a library with some shared Controls for WPF.

CoreCompat.System.Drawing by: CoreCompat.System.Drawing

CoreCompat.System.Drawing

CoreProfiler by: teddy.ma

CoreProfiler - A .NET Core Profiling Library

CoreProfiler.Web by: teddy.ma

CoreProfiler.Web - A .NET Core Profiling Library

Costasdev.Uuidv7 by: Ariel Costas Guerrero

UUIDv7 implementation for .NET, based on RFC 9562.

Costura.Fody by: geertvanhorrik, simoncropp

Fody add-in for embedding references as resources.

coverlet.collector by: tonerdo

Coverlet is a cross platform code coverage library for .NET, with support for line, branch and method coverage.

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.

Crc32C.NET by: Robert Važan

Hardware-accelerated CRC-32C (Castagnoli) with super fast software fallback for .NET projects. Don't confuse with ordinary CRC-32. Automatically selects 32-bit or 64-bit embedded native library for maximum performance.

CronExpressionDescriptor by: Brady Holt

A library that converts cron expressions into human readable descriptions. Supports multiple languages including: English, Brazillian, Spanish, Norwgian, Turkish, Dutch, Chinese Simplified, Russian, French, German, Ukrainian, Persian (Farsi), Polish, Romanian, Italian, Swedish, Slovenian, Danish, Finnish, Greek, Kazakh and Japanese.

Cronos by: Andrey Dorokhov, Sergey Odinokov

A fully-featured .NET library for parsing cron expressions and calculating next occurrences that was designed with time zones in mind and correctly handles daylight saving time transitions.

CronScheduler.AspNetCore by: kdcllc

A lightweight Cron-based Scheduler for AspNetCore applications, designed for Kubernetes/Docker environments. An efficient alternative to Quartz Scheduler and HangFire.

CronScheduler.Extensions by: kdcllc

A powerful Cron-based Scheduler for .NET Core applications, optimized for Kubernetes/Docker and Windows Services. A lightweight alternative to Quartz Scheduler and HangFire.

CSharpFunctionalExtensions by: Vladimir Khorikov

CSharpFunctionalExtensions - functional extensions for C#

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.CucumberExpressions by: Cucumber Ltd, Gaspar Nagy

Cucumber Expressions implementation for .NET.

Cucumber.Messages by: Cucumber Ltd, TechTalk

JSON schema-based messages for Cucumber's inter-process communication

Dahomey.Json by: Michaël Catanzariti

The main purpose of this library is to bring missing features to the official .Net namespace System.Text.Json

Dahomey.Json.Attributes by: Michaël Catanzariti

Attributes assembly for https://github.com/dahomey-technologies/Dahomey.Json

Dapper by: Sam Saffron, Marc Gravell, Nick Craver

A high performance Micro-ORM supporting SQL Server, MySQL, Sqlite, SqlCE, Firebird etc. Major Sponsor: Dapper Plus from ZZZ Projects.