Essential .NET Libraries Every Developer Should Know

1. BenchmarkDotNet

   1 73 11,061 9.0 C#

   Powerful .NET library for benchmarking

   

   BenchmarkDotNet helps you measure performance with ease.

2. InfluxDB

   www.influxdata.com featured

   InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

   

3. xUnit

   2 44 4,408 9.6 C#

   xUnit.net is a free, open source, community-focused unit testing tool for .NET.

   

   xUnit provides a more modern approach to unit testing with fewer constraints.

4. ambie

   3 31 2,064 9.0 C#

   An app that uses white noise, nature sounds, and focus features to boost your productivity.

   

   DI (Dependency Injection) made easy with Microsoft.Extensions.DependencyInjection.

5. Json.NET

   4 58 11,112 6.0 C#

   Json.NET is a popular high-performance JSON framework for .NET

   

   Dealing with JSON in .NET? Newtonsoft.Json (aka Json.NET) has got you covered.

6. Serilog

   5 67 7,640 7.3 C#

   Simple .NET logging with fully-structured events

   

   Logging with style? Serilog is here for you.

7. MediatR

   6 61 11,714 5.9 C#

   Simple, unambitious mediator implementation in .NET

   

   MediatR simplifies in-process messaging, CQRS, and domain events.

8. RestSharp

   7 14 9,761 7.4 C#

   Simple REST and HTTP API Client for .NET

   

   RestSharp simplifies making HTTP requests to RESTful APIs.

9. Stream

   getstream.io featured

   Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.

   

10. NUnit

    8 31 2,584 8.9 C#

    NUnit Framework

    

    NUnit is user-friendly and highly extendable for your unit testing needs.

11. NLog

    9 23 6,450 9.5 C#

    NLog - Flexible and Structured Logging for various .NET Platforms

    

    Need an alternative logging library? NLog is another fantastic choice.

12. Cake

    10 15 4,038 9.0 C#

    :cake: Cake (C# Make) is a cross platform build automation system.

    

    Cake (C# Make) is a cross-platform build automation system with C# DSL.

13. Avalonia

    11 286 28,138 9.7 C#

    Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The most popular .NET UI client technology

    

    Avalonia is an open-source UI framework that can run on Windows, macOS, and Linux.

14. AutoMapper

    12 33 10,151 6.2 C#

    A convention-based object-object mapper in .NET.

    

    AutoMapper is a library to help you map between objects, like DTOs and business models.

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