protocolbuffers/protobuf
71.2k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Protocol Buffers - Google's data interchange format
View on GitHubAwesome .NET
Curated collection of open source projects
A handpicked list of amazing .NET open source libraries, frameworks, and tools. Perfect for developers looking to build applications with community-driven solutions.
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Apr 27, 2026
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Showing 24 of 453 projects
microsoft/autogen
57.5k
GitHub stars
Apr 15, 2026
Last updated on GitHub
A programming framework for agentic AI
View on GitHubdotnet/aspnetcore
37.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
View on GitHubAvaloniaUI/Avalonia
30.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The future of .NET UI
View on GitHubicsharpcode/ILSpy
25k
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!
View on GitHubdotnet/roslyn
20.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
View on GitHubDapperLib/Dapper
18.3k
GitHub stars
Mar 6, 2026
Last updated on GitHub
Dapper - a simple object mapper for .Net
View on GitHubdotnet/runtime
17.8k
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
View on GitHubnetchx/netch
17.5k
GitHub stars
Apr 22, 2026
Last updated on GitHub
A simple proxy client
View on GitHubMaterialDesignInXAML/MaterialDesignInXamlToolkit
16.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Google's Material Design in XAML & WPF, for C# & VB.Net.
View on GitHubdotnet/efcore
14.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.
View on GitHubApp-vNext/Polly
14.2k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and …
View on GitHubQuestPDF/QuestPDF
14k
GitHub stars
Apr 21, 2026
Last updated on GitHub
QuestPDF is a modern library for PDF document generation. Its fluent C# API lets you design complex layouts with clean, readable code. Create documents using a flexible, component-based approach.
View on GitHubmicrosoft/garnet
11.8k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication feat…
View on GitHubdotnet/BenchmarkDotNet
11.4k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Powerful .NET library for benchmarking
View on GitHubspectreconsole/spectre.console
11.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A .NET library that makes it easier to create beautiful console applications.
View on GitHubJamesNK/Newtonsoft.Json
11.3k
GitHub stars
Apr 9, 2026
Last updated on GitHub
Json.NET is a popular high-performance JSON framework for .NET
View on GitHubMudBlazor/MudBlazor
10.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Blazor Component Library based on Material Design principles. Do more with Blazor, utilizing CSS and keeping JavaScript to a bare minimum.
View on GitHubLuckyPennySoftware/AutoMapper
10.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
A convention-based object-object mapper in .NET.
View on GitHubHangfireIO/Hangfire
10.1k
GitHub stars
Feb 16, 2026
Last updated on GitHub
An easy way to perform background job processing in .NET and .NET Core applications. No Windows Service or separate process required
View on GitHubrestsharp/RestSharp
9.8k
GitHub stars
Apr 6, 2026
Last updated on GitHub
Simple REST and HTTP API Client for .NET
View on GitHubFluentValidation/FluentValidation
9.7k
GitHub stars
Mar 25, 2026
Last updated on GitHub
A popular .NET validation library for building strongly-typed validation rules.
View on GitHubbchavez/Bogus
9.7k
GitHub stars
Dec 22, 2025
Last updated on GitHub
📇 A simple fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.
View on GitHubHumanizr/Humanizer
9.6k
GitHub stars
Apr 21, 2026
Last updated on GitHub
Humanizer meets all your .NET needs for manipulating and displaying strings, enums, dates, times, timespans, numbers and quantities
View on GitHubdotnet/yarp
9.5k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A toolkit for developing high-performance HTTP reverse proxy applications.
View on GitHubreactiveui/refit
9.5k
GitHub stars
Apr 26, 2026
Last updated on GitHub
The automatic type-safe REST library for .NET Core, Xamarin and .NET. Heavily inspired by Square's Retrofit library, Refit turns your REST API into a live interface.
View on GitHublitedb-org/LiteDB
9.4k
GitHub stars
Mar 13, 2026
Last updated on GitHub
LiteDB - A .NET NoSQL Document Store in a single data file
View on GitHubSignalR/SignalR
9.4k
GitHub stars
Sep 18, 2025
Last updated on GitHub
Incredibly simple real-time web for .NET
View on GitHublepoco/wpfui
9.3k
GitHub stars
Apr 23, 2026
Last updated on GitHub
WPF UI provides the Fluent experience in your known and loved WPF framework. Intuitive design, themes, navigation and new immersive controls. All natively and effortlessly.
View on GitHubThreeMammals/Ocelot
8.7k
GitHub stars
Apr 20, 2026
Last updated on GitHub
.NET API Gateway
View on GitHubgithub/copilot-sdk
8.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Multi-platform SDK for integrating GitHub Copilot Agent into apps and services
View on GitHubmxgmn/MarkovJunior
8.1k
GitHub stars
Mar 20, 2026
Last updated on GitHub
Probabilistic language based on pattern matching and constraint propagation, 153 examples
View on GitHubSixLabors/ImageSharp
8k
GitHub stars
Apr 26, 2026
Last updated on GitHub
📷 A modern, cross-platform, 2D Graphics library for .NET
View on GitHubserilog/serilog
7.9k
GitHub stars
Feb 26, 2026
Last updated on GitHub
Simple .NET logging with fully-structured events
View on GitHubMassTransit/MassTransit
7.7k
GitHub stars
Apr 16, 2026
Last updated on GitHub
Distributed Application Framework for .NET
View on GitHubelsa-workflows/elsa-core
7.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The Workflow Engine for .NET
View on GitHubRicoSuter/NSwag
7.3k
GitHub stars
Apr 22, 2026
Last updated on GitHub
The Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript.
View on GitHubdotnet/reactive
7.1k
GitHub stars
Apr 24, 2026
Last updated on GitHub
The Reactive Extensions for .NET
View on GitHubdotnetcore/CAP
7.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Distributed transaction solution in micro-service base on eventually consistency, also an eventbus with Outbox pattern
View on GitHublouthy/language-ext
7k
GitHub stars
Apr 4, 2026
Last updated on GitHub
C# pure functional programming framework - come and get declarative!
View on GitHubquartznet/quartznet
7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Quartz Enterprise Scheduler .NET
View on GitHubsobolevn/awesome-cryptography
6.9k
GitHub stars
Jun 5, 2025
Last updated on GitHub
A curated list of cryptography resources and links.
View on GitHubjstedfast/MailKit
6.8k
GitHub stars
Apr 23, 2026
Last updated on GitHub
A cross-platform .NET library for IMAP, POP3, and SMTP.
View on GitHubMessagePack-CSharp/MessagePack-CSharp
6.7k
GitHub stars
Feb 27, 2026
Last updated on GitHub
Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]
View on GitHubmicrosoft/FASTER
6.6k
GitHub stars
Apr 22, 2025
Last updated on GitHub
Fast persistent recoverable log and key-value store + cache, in C# and C++.
View on GitHubdevlooped/moq
6.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The most popular and friendly mocking framework for .NET
View on GitHubnissl-lab/npoi
6.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.
View on GitHubAzure/azure-sdk-for-net
6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
This repository is for active development of the Azure SDK for .NET. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/dotnet/azure/ or our ver…
View on GitHubFastEndpoints/FastEndpoints
5.9k
GitHub stars
Apr 26, 2026
Last updated on GitHub
A light-weight REST API development framework for ASP.NET 8 and newer.
View on GitHubmicrosoft/aspire
5.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Aspire is the tool for code-first, extensible, observable dev and deploy.
View on GitHubkurrent-io/KurrentDB
5.8k
GitHub stars
Apr 27, 2026
Last updated on GitHub
KurrentDB is a database that's engineered for modern software applications and event-driven architectures. Its event-native design simplifies data modeling and preserves data integrity while the in…
View on GitHubChilliCream/graphql-platform
5.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Welcome to the home of the Hot Chocolate GraphQL server for .NET, the Strawberry Shake GraphQL client for .NET and Nitro the awesome Monaco based GraphQL IDE.
View on GitHubClosedXML/ClosedXML
5.6k
GitHub stars
Apr 19, 2026
Last updated on GitHub
ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXM…
View on GitHubServiceStack/ServiceStack
5.5k
GitHub stars
Apr 8, 2026
Last updated on GitHub
Thoughtfully architected, obscenely fast, thoroughly enjoyable web services for all
View on GitHubAngleSharp/AngleSharp
5.5k
GitHub stars
Apr 20, 2026
Last updated on GitHub
👼 The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.
View on GitHubdomaindrivendev/Swashbuckle.AspNetCore
5.5k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Swagger tools for documenting API's built on ASP.NET Core
View on GitHubdotnet/tye
5.2k
GitHub stars
Nov 20, 2023
Last updated on GitHub
Tye is a tool that makes developing, testing, and deploying microservices and distributed applications easier. Project Tye includes a local orchestrator to make developing microservices easier and …
View on GitHubLive-Charts/LiveCharts2
5.2k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Beautiful, interactive charts, maps, and gauges. One API for every .NET UI framework.
View on GitHubxoofx/markdig
5.2k
GitHub stars
Apr 20, 2026
Last updated on GitHub
A fast, powerful, CommonMark compliant, extensible Markdown processor for .NET
View on GitHubopeniddict/openiddict-core
5.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Flexible and versatile OAuth 2.0/OpenID Connect stack for .NET
View on GitHubShane32/QRCoder
5.1k
GitHub stars
Apr 19, 2026
Last updated on GitHub
A pure C# Open Source QR Code implementation
View on GitHubMapsterMapper/Mapster
5.1k
GitHub stars
Apr 21, 2026
Last updated on GitHub
A fast, fun and stimulating object to object Mapper
View on GitHubCysharp/ZLinq
5.1k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Zero allocation LINQ with LINQ to Span, LINQ to SIMD, and LINQ to Tree (FileSystem, JSON, GameObject, etc.) for all .NET platforms and Unity, Godot.
View on GitHubakkadotnet/akka.net
5k
GitHub stars
Apr 26, 2026
Last updated on GitHub
Canonical actor model implementation for .NET with local + distributed actors in C# and F#.
View on GitHubdotnet/dotnet-docker
4.8k
GitHub stars
Apr 22, 2026
Last updated on GitHub
Official container images for .NET
View on GitHubcommandlineparser/commandline
4.8k
GitHub stars
Feb 29, 2024
Last updated on GitHub
The best C# command line parser that brings standardized *nix getopt style, for .NET. Includes F# support
View on GitHubAzure/autorest
4.8k
GitHub stars
Apr 24, 2026
Last updated on GitHub
OpenAPI (f.k.a Swagger) Specification code generator. Supports C#, PowerShell, Go, Java, Node.js, TypeScript, Python
View on GitHubAzure/azure-powershell
4.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Microsoft Azure PowerShell
View on GitHubautofac/Autofac
4.6k
GitHub stars
Mar 13, 2026
Last updated on GitHub
An addictive .NET IoC container
View on GitHubxunit/xunit
4.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
xUnit.net is a free, open source, community-focused unit testing tool for .NET.
View on GitHubCysharp/MemoryPack
4.5k
GitHub stars
Apr 9, 2026
Last updated on GitHub
Zero encoding extreme performance binary serializer for C# and Unity.
View on GitHubdotnet/Open-XML-SDK
4.5k
GitHub stars
Apr 23, 2026
Last updated on GitHub
Open XML SDK by Microsoft
View on GitHubgrpc/grpc-dotnet
4.5k
GitHub stars
Apr 23, 2026
Last updated on GitHub
gRPC for .NET
View on GitHubpraeclarum/sqlite-net
4.4k
GitHub stars
Sep 30, 2025
Last updated on GitHub
Simple, powerful, cross-platform SQLite client and ORM for .NET
View on GitHubtmenier/Flurl
4.4k
GitHub stars
Jan 1, 2025
Last updated on GitHub
Fluent URL builder and testable HTTP client for .NET
View on GitHubCysharp/MagicOnion
4.4k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Unified Realtime/API framework for .NET platform and Unity.
View on GitHubXabaril/AspNetCore.Diagnostics.HealthChecks
4.4k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Enterprise HealthChecks for ASP.NET Core Diagnostics Package
View on GitHubsshnet/SSH.NET
4.3k
GitHub stars
Apr 12, 2026
Last updated on GitHub
SSH.NET is a Secure Shell (SSH) library for .NET, optimized for parallelism.
View on GitHubtestcontainers/testcontainers-dotnet
4.3k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A library to support tests with throwaway instances of Docker containers for all compatible .NET Standard versions.
View on GitHubkhellang/Scrutor
4.3k
GitHub stars
Jan 23, 2026
Last updated on GitHub
Assembly scanning and decoration extensions for Microsoft.Extensions.DependencyInjection
View on GitHubjamesmh/coravel
4.3k
GitHub stars
Jul 20, 2025
Last updated on GitHub
Near-zero config .NET library that makes advanced application features like Task Scheduling, Caching, Queuing, Event Broadcasting, and more a breeze!
View on GitHubmodelcontextprotocol/csharp-sdk
4.2k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.
View on GitHubcake-build/cake
4.2k
GitHub stars
Apr 8, 2026
Last updated on GitHub
🍰 Cake (C# Make) is a cross platform build automation system.
View on GitHubriok/mapperly
4k
GitHub stars
Apr 20, 2026
Last updated on GitHub
A .NET source generator for generating object mappings. No runtime reflection.
View on GitHubmcintyre321/OneOf
4k
GitHub stars
Aug 7, 2024
Last updated on GitHub
Easy to use F#-like ~discriminated~ unions for C# with exhaustive compile time matching
View on GitHubborisdj/EFCore.BulkExtensions
4k
GitHub stars
Mar 2, 2026
Last updated on GitHub
Entity Framework EF Core efcore Bulk Batch Extensions with BulkCopy in .Net for Insert Update Delete Read (CRUD), Truncate and SaveChanges operations on SQL Server, PostgreSQL, MySQL, SQLite, Oracle
View on GitHubdlemstra/Magick.NET
3.9k
GitHub stars
Apr 24, 2026
Last updated on GitHub
The .NET library for ImageMagick
View on GitHubicsharpcode/SharpZipLib
3.9k
GitHub stars
Sep 3, 2024
Last updated on GitHub
#ziplib is a Zip, GZip, Tar and BZip2 library written entirely in C# for the .NET platform.
View on GitHubhardkoded/puppeteer-sharp
3.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Headless Chrome .NET API
View on GitHubscriban/scriban
3.9k
GitHub stars
Apr 13, 2026
Last updated on GitHub
A fast, powerful, safe and lightweight scripting language and engine for .NET
View on GitHubthomhurst/TUnit
3.8k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A modern, fast and flexible .NET testing framework
View on GitHubmorelinq/MoreLINQ
3.8k
GitHub stars
Nov 25, 2025
Last updated on GitHub
Extensions to LINQ to Objects
View on GitHubmathnet/mathnet-numerics
3.7k
GitHub stars
Mar 3, 2025
Last updated on GitHub
Math.NET Numerics
View on GitHubnuke-build/nuke
3.7k
GitHub stars
Dec 2, 2025
Last updated on GitHub
🏗 The AKEless Build System for C#/.NET
View on GitHubmicrosoft/kiota
3.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
OpenAPI based HTTP Client code generator
View on GitHubZiggyCreatures/FusionCache
3.7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
FusionCache is an easy to use, fast and robust hybrid cache with advanced resiliency features.
View on GitHubopen-telemetry/opentelemetry-dotnet
3.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The OpenTelemetry .NET Client
View on GitHubnpgsql/npgsql
3.7k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Npgsql is the .NET data provider for PostgreSQL.
View on GitHubdotnet/command-line-api
3.7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Command line parsing, invocation, and rendering of terminal output.
View on GitHubelastic/elasticsearch-net
3.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
This strongly-typed, client library enables working with Elasticsearch. It is the official client maintained and supported by Elastic.
View on GitHubTelegramBots/Telegram.Bot
3.6k
GitHub stars
Apr 13, 2026
Last updated on GitHub
.NET Client for Telegram Bot API
View on GitHubskoruba/IdentityServer4.Admin
3.6k
GitHub stars
Dec 4, 2024
Last updated on GitHub
The administration for the IdentityServer4 and Asp.Net Core Identity
View on GitHubfluentmigrator/fluentmigrator
3.5k
GitHub stars
Apr 8, 2026
Last updated on GitHub
Fluent migrations framework for .NET
View on GitHubmartinothamar/Mediator
3.5k
GitHub stars
Mar 22, 2026
Last updated on GitHub
A high performance implementation of Mediator pattern in .NET using source generators.
View on GitHubmayuki/Cocona
3.5k
GitHub stars
Aug 13, 2024
Last updated on GitHub
Micro-framework for .NET console application. Cocona makes it easy and fast to build console applications on .NET.
View on GitHubicedland/iced
3.5k
GitHub stars
Apr 3, 2026
Last updated on GitHub
Blazing fast and correct x86/x64 disassembler, assembler, decoder, encoder for Rust, .NET, Java, Python, Lua
View on GitHublibgit2/libgit2sharp
3.4k
GitHub stars
Oct 30, 2025
Last updated on GitHub
Git + .NET = ❤
View on GitHubVerifyTests/Verify
3.4k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Verify is a snapshot testing tool that simplifies the assertion of complex data models and documents.
View on GitHubmini-software/MiniExcel
3.4k
GitHub stars
Apr 26, 2026
Last updated on GitHub
Lightweight, fast and simple cross-platform .NET processing tool for importing and exporting spreadsheet documents
View on GitHubdotnet/roslynator
3.4k
GitHub stars
Mar 25, 2026
Last updated on GitHub
Roslynator is a set of code analysis tools for C#, powered by Roslyn.
View on GitHubwolfgarbe/SymSpell
3.4k
GitHub stars
Apr 21, 2026
Last updated on GitHub
SymSpell: 1 million times faster spelling correction & fuzzy search through Symmetric Delete spelling correction algorithm
View on GitHubArcenox-co/TickerQ
3.4k
GitHub stars
Apr 26, 2026
Last updated on GitHub
TickerQ is a fast, reflection-free background task scheduler for .NET built with source generators, EF Core integration, cron + time-based execution, and a real-time dashboard.
View on GitHubshouldly/shouldly
3.4k
GitHub stars
Apr 5, 2026
Last updated on GitHub
Should testing for .NET—the way assertions should be!
View on GitHubJasperFx/marten
3.4k
GitHub stars
Apr 26, 2026
Last updated on GitHub
.NET Transactional Document DB and Event Store on PostgreSQL
View on GitHubrobinrodricks/FluentFTP
3.4k
GitHub stars
Apr 24, 2026
Last updated on GitHub
An FTP and FTPS client for .NET & .NET Standard, optimized for speed. Provides extensive FTP commands, File uploads/downloads, SSL/TLS connections, Automatic directory listing parsing, File hashing…
View on GitHubullmark/hashids.net
3.4k
GitHub stars
Oct 25, 2023
Last updated on GitHub
A small .NET package to generate YouTube-like hashes from one or many numbers. Use hashids when you do not want to expose your database ids to the user.
View on GitHubardalis/GuardClauses
3.3k
GitHub stars
Mar 3, 2025
Last updated on GitHub
A simple package with guard clause extensions.
View on GitHubwaf/CSharpRepl
3.3k
GitHub stars
Feb 2, 2026
Last updated on GitHub
A command line C# REPL with syntax highlighting – explore the language, libraries and nuget packages interactively.
View on GitHublinq2db/linq2db
3.3k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Linq to database provider.
View on GitHubadamsitnik/awesome-dot-net-performance
3.3k
GitHub stars
Sep 12, 2025
Last updated on GitHub
A curated list of awesome .NET Performance books, courses, trainings, conference talks, blogs and most inspiring open source contributors. Inspired by awesome-... stuff.
View on GitHubmongodb/mongo-csharp-driver
3.2k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The Official C# .NET Driver for MongoDB
View on GitHublukencode/FluentEmail
3.2k
GitHub stars
Mar 30, 2024
Last updated on GitHub
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor templates.
View on GitHubardalis/ApiEndpoints
3.2k
GitHub stars
Mar 9, 2026
Last updated on GitHub
A project for supporting API Endpoints in ASP.NET Core web applications.
View on GitHubdotnet/interactive
3.2k
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET Interactive combines the power of .NET with many other languages to create notebooks, REPLs, and embedded coding experiences. Share code, explore data, write, and learn across your apps in way…
View on GitHubdotnet/aspnet-api-versioning
3.2k
GitHub stars
Apr 21, 2026
Last updated on GitHub
Provides a set of libraries which add service API versioning to ASP.NET Web API, OData with ASP.NET Web API, and ASP.NET Core.
View on GitHubstefanprodan/AspNetCoreRateLimit
3.2k
GitHub stars
Jul 26, 2024
Last updated on GitHub
ASP.NET Core rate limiting middleware
View on GitHubcoverlet-coverage/coverlet
3.1k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Cross platform code coverage for .NET
View on GitHubdotnet/extensions
3.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
This repository contains a suite of libraries that provide facilities commonly needed when creating production-ready applications.
View on GitHubchronoxor/NetCoreServer
3.1k
GitHub stars
Jul 15, 2025
Last updated on GitHub
Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution
View on GitHubdomaindrivendev/Swashbuckle.WebApi
3.1k
GitHub stars
Mar 3, 2022
Last updated on GitHub
Seamlessly adds a swagger to WebApi projects!
View on GitHubAzure/azure-rest-api-specs
3.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The source for REST API specifications for Microsoft Azure.
View on GitHubEasyNetQ/EasyNetQ
3k
GitHub stars
Apr 23, 2026
Last updated on GitHub
An easy to use .NET API for RabbitMQ
View on GitHubdanielpalme/ReportGenerator
3k
GitHub stars
Apr 26, 2026
Last updated on GitHub
ReportGenerator converts coverage reports generated by coverlet, OpenCover, dotCover, Visual Studio, NCover, Cobertura, JaCoCo, Clover, gcov or lcov into human readable reports in various formats.
View on GitHubdotnet/try
3k
GitHub stars
Dec 3, 2025
Last updated on GitHub
Try .NET provides developers and content authors with tools to create interactive experiences.
View on GitHubbetalgo/openai
3k
GitHub stars
Mar 21, 2026
Last updated on GitHub
.NET library for the OpenAI service API by Betalgo Ranul
View on GitHubdotnet-script/dotnet-script
3k
GitHub stars
Nov 20, 2025
Last updated on GitHub
Run C# scripts from the .NET CLI.
View on GitHubjbogard/Respawn
3k
GitHub stars
Jan 19, 2026
Last updated on GitHub
Intelligent database cleaner for integration tests
View on GitHubnodatime/nodatime
3k
GitHub stars
Apr 23, 2026
Last updated on GitHub
A better date and time API for .NET
View on GitHubnsubstitute/NSubstitute
2.9k
GitHub stars
Apr 20, 2026
Last updated on GitHub
A friendly substitute for .NET mocking libraries.
View on GitHubangularsen/UnitsNet
2.9k
GitHub stars
Apr 6, 2026
Last updated on GitHub
Makes life working with units of measurement just a little bit better.
View on GitHubmicrosoft/playwright-dotnet
2.9k
GitHub stars
Apr 23, 2026
Last updated on GitHub
.NET version of the Playwright testing and automation library.
View on GitHubdotnet/macios
2.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET for iOS, Mac Catalyst, macOS, and tvOS provide open-source bindings of the Apple SDKs for use with .NET managed languages such as C#
View on GitHubzzzprojects/html-agility-pack
2.8k
GitHub stars
Oct 15, 2025
Last updated on GitHub
Html Agility Pack (HAP) is a free and open-source HTML parser written in C# to read/write DOM and supports plain XPATH or XSLT. It is a .NET code library that allows you to parse "out of the web" H…
View on GitHuboctokit/octokit.net
2.8k
GitHub stars
Mar 16, 2026
Last updated on GitHub
A GitHub API client library for .NET
View on GitHubDotNetAnalyzers/StyleCopAnalyzers
2.8k
GitHub stars
Dec 31, 2025
Last updated on GitHub
An implementation of StyleCop rules using the .NET Compiler Platform
View on GitHubaaubry/YamlDotNet
2.8k
GitHub stars
Apr 10, 2026
Last updated on GitHub
YamlDotNet is a .NET library for YAML
View on GitHubfluentscheduler/FluentScheduler
2.8k
GitHub stars
Mar 19, 2026
Last updated on GitHub
Automated job scheduler with fluent interface for the .NET platform.
View on GitHubCysharp/ZString
2.7k
GitHub stars
Apr 7, 2026
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Zero Allocation StringBuilder for .NET and Unity.
View on GitHubrebus-org/Rebus
2.6k
GitHub stars
Apr 17, 2026
Last updated on GitHub
🚌 Simple and lean service bus implementation for .NET
View on GitHubnunit/nunit
2.6k
GitHub stars
Apr 24, 2026
Last updated on GitHub
NUnit Framework
View on GitHubDbUp/DbUp
2.6k
GitHub stars
Feb 23, 2026
Last updated on GitHub
DbUp is a .NET library that helps you to deploy changes to SQL Server databases. It tracks which SQL scripts have been run already, and runs the change scripts that are needed to get your database …
View on GitHubopenai/openai-dotnet
2.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The official .NET library for the OpenAI API
View on GitHubeventflow/EventFlow
2.6k
GitHub stars
Dec 6, 2025
Last updated on GitHub
Async/await first CQRS+ES and DDD framework for .NET
View on GitHubadamhathcock/sharpcompress
2.5k
GitHub stars
Apr 27, 2026
Last updated on GitHub
SharpCompress is a fully managed C# library to deal with many compression types and formats.
View on GitHubaspnet-contrib/AspNet.Security.OAuth.Providers
2.5k
GitHub stars
Apr 27, 2026
Last updated on GitHub
OAuth 2.0 social authentication providers for ASP.NET Core
View on GitHubErikEJ/EFCorePowerTools
2.5k
GitHub stars
Apr 21, 2026
Last updated on GitHub
Entity Framework Core Power Tools - reverse engineering, migrations and model visualization in Visual Studio & CLI
View on GitHubcharlesw/tesseract
2.5k
GitHub stars
Apr 29, 2025
Last updated on GitHub
A .Net wrapper for tesseract-ocr
View on GitHubBrighterCommand/Brighter
2.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A framework for building messaging apps with .NET and C#.
View on GitHubCarterCommunity/Carter
2.4k
GitHub stars
Apr 3, 2026
Last updated on GitHub
Carter is framework that is a thin layer of extension methods and functionality over ASP.NET Core allowing code to be more explicit and most importantly more enjoyable.
View on GitHubUglyToad/PdfPig
2.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Read and extract text and other content from PDFs in C# (port of PDFBox)
View on GitHubOrchardCMS/Orchard
2.4k
GitHub stars
Apr 18, 2026
Last updated on GitHub
Orchard is a free, open source, community-focused Content Management System built on the ASP.NET MVC platform. Check out the next generation of this software built on ASP.NET Core: https://github.c…
View on GitHubdotnet/Docker.DotNet
2.4k
GitHub stars
Aug 28, 2025
Last updated on GitHub
🐳 .NET (C#) Client Library for Docker API
View on GitHubardalis/SmartEnum
2.4k
GitHub stars
Mar 18, 2026
Last updated on GitHub
A base class for quickly and easily creating strongly typed enum replacements in C#.
View on GitHubapache/lucenenet
2.4k
GitHub stars
Apr 23, 2026
Last updated on GitHub
Apache Lucene.NET
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2.3k
GitHub stars
Apr 14, 2026
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Castle Core, including Castle DynamicProxy, Logging Services and DictionaryAdapter
View on GitHubnatemcmaster/CommandLineUtils
2.3k
GitHub stars
Apr 5, 2026
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Command line parsing and utilities for .NET
View on GitHubrabbitmq/rabbitmq-dotnet-client
2.3k
GitHub stars
Apr 26, 2026
Last updated on GitHub
RabbitMQ .NET client for .NET Standard 2.0+ and .NET 4.6.2+
View on GitHubdotnetcore/Magicodes.IE
2.2k
GitHub stars
Dec 24, 2025
Last updated on GitHub
Import and export general library, support Dto import and export, template export, fancy export and dynamic export, support Excel, Csv, Word, Pdf and Html.
View on GitHubbelav/csharpier
2.2k
GitHub stars
Apr 26, 2026
Last updated on GitHub
CSharpier is an opinionated code formatter for c#.
View on GitHubjwt-dotnet/jwt
2.2k
GitHub stars
Mar 18, 2025
Last updated on GitHub
Jwt.Net, a JWT (JSON Web Token) implementation for .NET
View on GitHubSergio0694/PolySharp
2.2k
GitHub stars
Dec 6, 2025
Last updated on GitHub
PolySharp provides generated, source-only polyfills for C# language features, to easily use all runtime-agnostic features downlevel. Add a reference, set your C# version to latest and have fun! 🚀
View on GitHubCysharp/ConsoleAppFramework
2.2k
GitHub stars
Feb 25, 2026
Last updated on GitHub
Zero Dependency, Zero Overhead, Zero Reflection, Zero Allocation, AOT Safe CLI Framework powered by C# Source Generator.
View on GitHubJasperFx/wolverine
2.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Supercharged .NET server side development!
View on GitHubdotnetcore/EasyCaching
2.1k
GitHub stars
Mar 17, 2025
Last updated on GitHub
💥 EasyCaching is an open source caching library that contains basic usages and some advanced usages of caching which can help us to handle caching more easier!
View on GitHubprometheus-net/prometheus-net
2.1k
GitHub stars
Apr 11, 2024
Last updated on GitHub
.NET library to instrument your code with Prometheus metrics
View on GitHubrosenbjerg/FFMpegCore
2.1k
GitHub stars
Oct 29, 2025
Last updated on GitHub
A .NET FFMpeg/FFProbe wrapper for easily integrating media analysis and conversion into your C# applications
View on GitHuberror-or/error-or
2k
GitHub stars
Apr 26, 2026
Last updated on GitHub
A simple, fluent discriminated union of an error or a result.
View on GitHubjstedfast/MimeKit
2k
GitHub stars
Apr 21, 2026
Last updated on GitHub
A .NET MIME creation and parser library with support for S/MIME, PGP, DKIM, TNEF and Unix mbox spools.
View on GitHubdotnet/format
1.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Home for the dotnet-format command
View on GitHubdotnet/dotNext
1.9k
GitHub stars
Mar 29, 2026
Last updated on GitHub
Next generation API for .NET
View on GitHubbcgit/bc-csharp
1.9k
GitHub stars
Apr 5, 2026
Last updated on GitHub
BouncyCastle.NET Cryptography Library (Mirror)
View on GitHubmikependon/RepoDB
1.9k
GitHub stars
Oct 2, 2025
Last updated on GitHub
A hybrid ORM library for .NET.
View on GitHubsipsorcery-org/sipsorcery
1.9k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A WebRTC, SIP and VoIP library for C# and .NET. Designed for real-time communications apps.
View on GitHubTheCodeTraveler/AsyncAwaitBestPractices
1.8k
GitHub stars
Apr 22, 2026
Last updated on GitHub
Extensions for System.Threading.Tasks.Task and System.Threading.Tasks.ValueTask
View on GitHubTylerBrinkley/Enums.NET
1.8k
GitHub stars
Oct 5, 2025
Last updated on GitHub
Enums.NET is a high-performance type-safe .NET enum utility library
View on GitHubFakeItEasy/FakeItEasy
1.8k
GitHub stars
Jan 24, 2026
Last updated on GitHub
The easy mocking library for .NET
View on GitHubtmsmith/Dapper-Extensions
1.8k
GitHub stars
Feb 6, 2024
Last updated on GitHub
Dapper Extensions is a small library that complements Dapper by adding basic CRUD operations (Get, Insert, Update, Delete) for your POCOs. For more advanced querying scenarios, Dapper Extensions pr…
View on GitHubnpgsql/efcore.pg
1.8k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Entity Framework Core provider for PostgreSQL
View on GitHubCysharp/MasterMemory
1.8k
GitHub stars
Feb 25, 2026
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Source Generator based Embedded Typed Readonly In-Memory Document Database for .NET and Unity.
View on GitHubCysharp/MessagePipe
1.8k
GitHub stars
Apr 7, 2026
Last updated on GitHub
High performance in-memory/distributed messaging pipeline for .NET and Unity.
View on GitHubvideolan/libvlcsharp
1.8k
GitHub stars
Apr 21, 2026
Last updated on GitHub
Cross-platform .NET/Mono bindings for LibVLC
View on GitHubdotnetcore/AspectCore-Framework
1.8k
GitHub stars
Apr 17, 2026
Last updated on GitHub
AspectCore is an AOP-based cross platform framework for .NET Standard.
View on GitHubandrewlock/StronglyTypedId
1.7k
GitHub stars
Feb 21, 2025
Last updated on GitHub
A Rosyln-powered generator for strongly-typed IDs
View on GitHubsebastienros/fluid
1.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Fluid is an open-source .NET template engine based on the Liquid template language.
View on GitHubdotnet/EntityFramework.Docs
1.7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Documentation for Entity Framework Core and Entity Framework 6
View on GitHubGiorgi/EntityFramework.Exceptions
1.7k
GitHub stars
Mar 29, 2026
Last updated on GitHub
Strongly typed exceptions for Entity Framework Core. Supports SQLServer, PostgreSQL, SQLite, Oracle and MySql.
View on GitHubBenMorris/NetArchTest
1.7k
GitHub stars
Jul 29, 2024
Last updated on GitHub
A fluent API for .Net that can enforce architectural rules in unit tests.
View on GitHubCysharp/ZLogger
1.7k
GitHub stars
Apr 14, 2026
Last updated on GitHub
Zero Allocation Text/Structured Logger for .NET with StringInterpolation and Source Generator, built on top of a Microsoft.Extensions.Logging.
View on GitHubm4rs-mt/ILGPU
1.7k
GitHub stars
Apr 26, 2026
Last updated on GitHub
ILGPU JIT Compiler for high-performance .Net GPU programs
View on GitHubRazorConsole/RazorConsole
1.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Build agentic TUI applications with .NET Razor and Spectre.Console
View on GitHubnatemcmaster/LettuceEncrypt
1.7k
GitHub stars
Apr 24, 2025
Last updated on GitHub
Free, automatic HTTPS certificate generation for ASP.NET Core web apps
View on GitHubNetTopologySuite/NetTopologySuite
1.7k
GitHub stars
Apr 24, 2026
Last updated on GitHub
A .NET GIS solution that is fast and reliable for the .NET platform.
View on GitHubbezzad/Downloader
1.7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Fast, cross-platform and reliable multipart downloader with asynchronous progress events for .NET applications.
View on GitHubaws/aws-lambda-dotnet
1.7k
GitHub stars
Apr 25, 2026
Last updated on GitHub
Libraries, samples and tools to help .NET Core developers develop AWS Lambda functions.
View on GitHubdotnet-outdated/dotnet-outdated
1.7k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A .NET Core global tool to display and update outdated NuGet packages in a project
View on GitHubwiremock/WireMock.Net
1.7k
GitHub stars
Apr 26, 2026
Last updated on GitHub
WireMock.Net is a flexible product for stubbing and mocking web HTTP responses using advanced request matching and response templating. Based on WireMock Java, but extended and different functional…
View on GitHubCysharp/Ulid
1.6k
GitHub stars
Apr 10, 2026
Last updated on GitHub
Fast .NET C# Implementation of ULID for .NET and Unity.
View on GitHubNEventStore/NEventStore
1.6k
GitHub stars
Apr 22, 2026
Last updated on GitHub
A persistence agnostic Event Store for .NET
View on GitHubFinbuckle/Finbuckle.MultiTenant
1.6k
GitHub stars
Apr 24, 2026
Last updated on GitHub
MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.
View on GitHubmicrosoft/OpenAPI.NET
1.6k
GitHub stars
Apr 27, 2026
Last updated on GitHub
The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.
View on GitHubstripe/stripe-dotnet
1.5k
GitHub stars
Apr 24, 2026
Last updated on GitHub
Stripe.net is a sync/async .NET 4.6.1+ client, and a portable class library for stripe.com.
View on GitHubAzureAD/microsoft-authentication-library-for-dotnet
1.5k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Microsoft Authentication Library (MSAL) for .NET
View on GitHubamwx/FluentAvalonia
1.5k
GitHub stars
Apr 26, 2026
Last updated on GitHub
Control library focused on fluent design and bringing more WinUI controls into Avalonia
View on GitHubHandlebars-Net/Handlebars.Net
1.5k
GitHub stars
Apr 3, 2024
Last updated on GitHub
A real .NET Handlebars engine
View on GitHubAzure/azure-functions-core-tools
1.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Command line tools for Azure Functions
View on GitHubnietras/Sep
1.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
World's Fastest .NET CSV Parser. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible.
View on GitHubdotnet/skills
1.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Repository for skills to assist AI coding agents with .NET and C#
View on GitHubpasswordless-lib/fido2-net-lib
1.4k
GitHub stars
Apr 20, 2026
Last updated on GitHub
Passkeys, FIDO2 and WebAuhtn .NET library.
View on GitHubmariotoffia/FluentDocker
1.4k
GitHub stars
Mar 28, 2026
Last updated on GitHub
Use docker, docker-compose local and remote in tests and your .NET core/full framework apps via a FluentAPI
View on GitHubAzure/data-api-builder
1.4k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Data API builder provides modern REST, GraphQL endpoints and MCP tools to your Azure Databases and on-prem stores.
View on GitHubdahall/TaskScheduler
1.3k
GitHub stars
Jan 21, 2026
Last updated on GitHub
Provides a .NET wrapper for the Windows Task Scheduler. It aggregates the multiple versions, provides an editor and allows for localization.
View on GitHubimgbot/Imgbot
1.3k
GitHub stars
Jan 28, 2025
Last updated on GitHub
An Azure Function solution to crawl through all of your image files in GitHub and losslessly compress them. This will make the file size go down, but leave the dimensions and quality untouched. Onc…
View on GitHubapache/casbin-Casbin.NET
1.3k
GitHub stars
Mar 23, 2026
Last updated on GitHub
An authorization library that supports access control models like ACL, RBAC, ABAC in .NET (C#)
View on GitHubRobThree/IdGen
1.3k
GitHub stars
Feb 28, 2025
Last updated on GitHub
Twitter Snowflake-alike ID generator for .Net
View on GitHubBiarity/Sieve
1.3k
GitHub stars
May 27, 2024
Last updated on GitHub
⚗️ Clean & extensible Sorting, Filtering, and Pagination for ASP.NET Core
View on GitHubkspearrin/Otp.NET
1.3k
GitHub stars
Dec 1, 2025
Last updated on GitHub
A .NET implementation of TOTP and HOTP for things like two-factor authentication codes.
View on GitHubamantinband/throw
1.3k
GitHub stars
Aug 21, 2024
Last updated on GitHub
A simple, fluent, extensible, and fully customizable library for throwing exceptions for projects using .NET 6+
View on GitHubTNG/ArchUnitNET
1.3k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A C# architecture test library to specify and assert architecture rules in C# for automated testing.
View on GitHubjson-everything/json-everything
1.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
System.Text.Json-based support for all of your JSON needs.
View on GitHubmmanela/diffplex
1.2k
GitHub stars
Jan 17, 2026
Last updated on GitHub
DiffPlex is Netstandard 2.0+ C# library to generate textual diffs.
View on GitHubststeiger/PdfSharpCore
1.2k
GitHub stars
Apr 3, 2025
Last updated on GitHub
Port of the PdfSharp library to .NET Core - largely removed GDI+ (only missing GetFontData - which can be replaced with freetype2)
View on GitHubdapr/dotnet-sdk
1.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
Dapr SDK for .NET
View on GitHubdotnet/modernize-dotnet
1.2k
GitHub stars
Apr 22, 2026
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No description available
View on GitHubshadawck/awesome-cli-frameworks
1.2k
GitHub stars
Sep 27, 2024
Last updated on GitHub
Collection of tools to build beautiful command line interface in different languages
View on GitHubmicrosoft/FeatureManagement-Dotnet
1.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
Microsoft.FeatureManagement provides standardized APIs for enabling feature flags within applications. Utilize this library to secure a consistent experience when developing applications that use p…
View on GitHubHangfireIO/Cronos
1.2k
GitHub stars
Apr 17, 2026
Last updated on GitHub
A fully-featured .NET library for working with Cron expressions. Built with time zones in mind and intuitively handles daylight saving time transitions
View on GitHubdotnet/try-convert
1.2k
GitHub stars
May 17, 2024
Last updated on GitHub
Helping .NET developers port their projects to .NET Core!
View on GitHubactions/setup-dotnet
1.2k
GitHub stars
Apr 23, 2026
Last updated on GitHub
Set up your GitHub Actions workflow with a specific version of the .NET core sdk
View on GitHubsqids/sqids-dotnet
1.1k
GitHub stars
Feb 27, 2026
Last updated on GitHub
Official .NET port of Sqids. Generate short unique IDs from numbers.
View on GitHubTim-Maes/Facet
1.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Generate DTOs, mappings, constructors and LINQ projections from your domain models.
View on GitHubalirezanet/Gridify
1.1k
GitHub stars
Mar 29, 2026
Last updated on GitHub
Easy and optimized way to apply Filtering, Sorting, and Pagination using text-based data.
View on GitHubmeziantou/Meziantou.Analyzer
1.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A powerful C# Roslyn analyzer that uses static analysis to detect bugs, surface security issues, and enforce best practices—helping developers and AI write more reliable code.
View on GitHubcanton7/RestEase
1.1k
GitHub stars
Dec 10, 2023
Last updated on GitHub
Easy-to-use typesafe REST API client library for .NET Standard 1.1 and .NET Framework 4.5 and higher, which is simple and customisable. Inspired by Refit
View on GitHubSergeyTeplyakov/ErrorProne.NET
1.1k
GitHub stars
Jul 31, 2025
Last updated on GitHub
Set of roslyn-based analyzers for catching common C# errors (inspired by Google's error-prone)
View on GitHubbradymholt/cron-expression-descriptor
1.1k
GitHub stars
Feb 25, 2026
Last updated on GitHub
A .NET library that converts cron expressions into human readable descriptions.
View on GitHubdotliquid/dotliquid
1.1k
GitHub stars
Apr 2, 2025
Last updated on GitHub
.NET Port of Tobias Lütke's Liquid template language.
View on GitHubKirillOsenkov/RoslynQuoter
1.1k
GitHub stars
May 31, 2025
Last updated on GitHub
Roslyn tool that for a given C# program shows syntax tree API calls to construct its syntax tree
View on GitHubbenjamin-hodgson/Pidgin
1.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
A lightweight and fast parsing library for C#.
View on GitHubdotnet/crank
1.1k
GitHub stars
Apr 27, 2026
Last updated on GitHub
Benchmarking infrastructure for applications
View on GitHubdrewnoakes/metadata-extractor-dotnet
1.1k
GitHub stars
Apr 8, 2026
Last updated on GitHub
Extracts Exif, IPTC, XMP, ICC and other metadata from image, video and audio files
View on GitHubwixtoolset/wix
1k
GitHub stars
Apr 3, 2026
Last updated on GitHub
WiX Toolset Code
View on GitHubkhalidabuhakmeh/ConsoleTables
1k
GitHub stars
Jun 11, 2025
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Print out a nicely formatted table in a console application C#
View on GitHubBcryptNet/bcrypt.net
984
GitHub stars
Apr 16, 2026
Last updated on GitHub
BCrypt.Net - Bringing updates to the original bcrypt package
View on GitHubatifaziz/NCrontab
981
GitHub stars
Nov 27, 2025
Last updated on GitHub
Crontab for .NET
View on GitHubVahidN/EFCoreSecondLevelCacheInterceptor
949
GitHub stars
Apr 15, 2026
Last updated on GitHub
EF Core Second Level Cache Interceptor
View on GitHubmcintyre321/ValueOf
948
GitHub stars
Mar 27, 2023
Last updated on GitHub
Deal with Primitive Obsession - define ValueObjects in a single line (of C#).
View on GitHubefcore/EFCore.NamingConventions
944
GitHub stars
Feb 27, 2026
Last updated on GitHub
Entity Framework Core plugin to apply naming conventions to table and column names (e.g. snake_case)
View on GitHubxoofx/zio
923
GitHub stars
Apr 17, 2026
Last updated on GitHub
A cross-platform abstract/virtual filesystem framework with many built-ins filesystems for .NET
View on GitHubprom3theu5/aspirational-manifests
908
GitHub stars
Apr 27, 2025
Last updated on GitHub
Handle deployments of .NET Aspire AppHost Projects
View on GitHubmattjohnsonpint/TimeZoneConverter
904
GitHub stars
Dec 15, 2025
Last updated on GitHub
Lightweight libraries to convert between IANA, Windows, Rails, and POSIX time zones.
View on GitHubtwcclegg/libphonenumber-csharp
903
GitHub stars
Apr 25, 2026
Last updated on GitHub
Offical C# port of https://github.com/googlei18n/libphonenumber
View on GitHublecaillon/Evolve
900
GitHub stars
Sep 30, 2025
Last updated on GitHub
Database migration tool for .NET and .NET Core projects. Inspired by Flyway.
View on GitHubmachine/machine.specifications
900
GitHub stars
May 17, 2025
Last updated on GitHub
Machine.Specifications is a Context/Specification framework for .NET that removes language noise and simplifies tests.
View on GitHubmganss/ExcelMapper
882
GitHub stars
Apr 27, 2026
Last updated on GitHub
An Excel to object mapper. Maps POCOs to and from Excel. Configuration via convention, attributes, or fluent methods.
View on GitHubMichaCo/DnsClient.NET
870
GitHub stars
Mar 1, 2026
Last updated on GitHub
DnsClient.NET is a simple yet very powerful and high performant open source library for the .NET Framework to do DNS lookups
View on GitHubMatthewKing/DeviceId
864
GitHub stars
Mar 12, 2026
Last updated on GitHub
A simple library providing functionality to generate a 'device ID' that can be used to uniquely identify a computer.
View on GitHubmsgpack/msgpack-cli
855
GitHub stars
Jul 12, 2024
Last updated on GitHub
MessagePack implementation for Common Language Infrastructure / msgpack.org[C#]
View on GitHubcuriosity-ai/catalyst
846
GitHub stars
Mar 30, 2026
Last updated on GitHub
🚀 Catalyst is a C# Natural Language Processing library built for speed. Inspired by spaCy's design, it brings pre-trained models, out-of-the box support for training word and document embeddings, a…
View on GitHubkhellang/Middleware
839
GitHub stars
Jun 17, 2025
Last updated on GitHub
Various ASP.NET Core middleware
View on GitHubjonsequitur/dotnet-repl
833
GitHub stars
Nov 11, 2025
Last updated on GitHub
A polyglot REPL built on .NET Interactive
View on GitHubalirezanet/Husky.Net
827
GitHub stars
Mar 26, 2026
Last updated on GitHub
Lint your commit messages, run tests, format or analyze code, and perform any other checks automatically when you commit or push. 🚀
View on GitHubNuGet/NuGet.Client
815
GitHub stars
Apr 27, 2026
Last updated on GitHub
Client Tools for NuGet - including Visual Studio extensions, command line tools, and msbuild support. (Open issues on https://github.com/nuget/home/issues)
View on GitHubdoghappy/socket.io-client-csharp
808
GitHub stars
Apr 23, 2026
Last updated on GitHub
socket.io-client implemention for .NET
View on GitHubdotnet/Scaffolding
806
GitHub stars
Apr 27, 2026
Last updated on GitHub
Code generators to speed up development.
View on GitHubMiloszKrajewski/K4os.Compression.LZ4
799
GitHub stars
Mar 28, 2026
Last updated on GitHub
LZ4/LH4HC compression for .NET Standard 1.6/2.0 (formerly known as lz4net)
View on GitHubbarnhill/barcodelib
797
GitHub stars
Mar 11, 2025
Last updated on GitHub
C# Barcode Image Generation Library
View on GitHubmicrosoftgraph/msgraph-sdk-dotnet
783
GitHub stars
Apr 24, 2026
Last updated on GitHub
Microsoft Graph Client Library for .NET!
View on GitHubCysharp/SimdLinq
779
GitHub stars
Apr 8, 2025
Last updated on GitHub
Drop-in replacement of LINQ aggregation operations extremely faster with SIMD.
View on GitHubZacharyPatten/Towel
772
GitHub stars
Jan 6, 2024
Last updated on GitHub
Throw in the towel.
View on GitHubxoofx/dotnet-releaser
761
GitHub stars
Apr 27, 2026
Last updated on GitHub
Easily build, run tests and coverage, cross-compile, package and publish your .NET library or application to NuGet and GitHub.
View on GitHubMarfusios/websocket-client
756
GitHub stars
Sep 26, 2025
Last updated on GitHub
🔧 .NET/C# websocket client library
View on GitHubdotnet/cli-lab
756
GitHub stars
Apr 27, 2026
Last updated on GitHub
A guided tool will be provided to enable the controlled clean up of a system such that only the desired versions of the Runtime and SDKs remain.
View on GitHubAguafrommars/TheIdServer
756
GitHub stars
Apr 24, 2026
Last updated on GitHub
OpenID/Connect, OAuth2, WS-Federation and SAML 2.0 server based on Duende IdentityServer and ITFoxtec Identity SAML 2.0 with its admin UI
View on GitHubtusdotnet/tusdotnet
754
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET server implementation of the Tus protocol for resumable file uploads. Read more at https://tus.io
View on GitHubgetsentry/sentry-dotnet
752
GitHub stars
Apr 27, 2026
Last updated on GitHub
Sentry SDK for .NET
View on GitHubreqnroll/Reqnroll
743
GitHub stars
Apr 14, 2026
Last updated on GitHub
Open-source Cucumber-style BDD test automation framework for .NET.
View on GitHubfixie/fixie
739
GitHub stars
Feb 22, 2026
Last updated on GitHub
Ergonomic Testing for .NET
View on GitHubaloneguid/config
723
GitHub stars
Nov 6, 2024
Last updated on GitHub
⚙ Config.Net - the easiest configuration framework for .NET developers. No BS.
View on GitHubsaucecontrol/PhotoSauce
722
GitHub stars
Apr 10, 2025
Last updated on GitHub
MagicScaler high-performance, high-quality image processing pipeline for .NET
View on GitHubdotnet/Nerdbank.Streams
706
GitHub stars
Apr 27, 2026
Last updated on GitHub
Specialized .NET Streams and pipes for full duplex in-proc communication, web sockets, and multiplexing
View on GitHubBLAKE2/BLAKE2
699
GitHub stars
Feb 12, 2023
Last updated on GitHub
BLAKE2 official implementations
View on GitHubwieslawsoltes/Svg.Skia
690
GitHub stars
Apr 26, 2026
Last updated on GitHub
An SVG rendering library.
View on GitHubGiorgi/EFCore.Visualizer
688
GitHub stars
Oct 1, 2025
Last updated on GitHub
Entity Framework Core queries debugger visualizer.
View on GitHubJinjinov/Hardware.Info
686
GitHub stars
Jan 26, 2026
Last updated on GitHub
Battery, BIOS, CPU - processor, storage drive, keyboard, RAM - memory, monitor, motherboard, mouse, NIC - network adapter, printer, sound card - audio card, graphics card - video card. Hardware.Inf…
View on GitHubdatalab-to/pdftext
684
GitHub stars
Jun 11, 2025
Last updated on GitHub
Extract structured text from pdfs quickly
View on GitHubRehanSaeed/Schema.NET
682
GitHub stars
Apr 27, 2026
Last updated on GitHub
Schema.org objects turned into strongly typed C# POCO classes for use in .NET. All classes can be serialized into JSON/JSON-LD and XML, typically used to represent structured data in the head secti…
View on GitHubWebreaper/CentralisedPackageConverter
681
GitHub stars
Jul 31, 2025
Last updated on GitHub
Converts a project to use Centralised Package Management
View on GitHubBuildalyzer/Buildalyzer
678
GitHub stars
Apr 23, 2026
Last updated on GitHub
A utility to perform design-time builds of .NET projects without having to think too hard about it.
View on GitHubminio/minio-dotnet
678
GitHub stars
Mar 15, 2026
Last updated on GitHub
MinIO Client SDK for .NET
View on GitHubphatboyg/NewId
677
GitHub stars
Jan 27, 2023
Last updated on GitHub
A sequential id generator that works across nodes with no collisions
View on GitHubsveinungf/spreadcheetah
673
GitHub stars
Mar 31, 2026
Last updated on GitHub
SpreadCheetah is a high-performance .NET library for generating spreadsheet (Microsoft Excel XLSX) files.
View on GitHubGiorgi/DuckDB.NET
664
GitHub stars
Apr 24, 2026
Last updated on GitHub
Bindings and ADO.NET Provider for DuckDB
View on GitHubgraphql-dotnet/graphql-client
644
GitHub stars
Jul 10, 2024
Last updated on GitHub
A GraphQL Client for .NET Standard
View on GitHubmyloveCc/NETCore.Encrypt
642
GitHub stars
Dec 8, 2022
Last updated on GitHub
NETCore encrypt and decrypt tool，Include aes，des，rsa，md5，sha1，sha256，sha384，sha512
View on GitHubthemidnightgospel/Imposter
634
GitHub stars
Mar 25, 2026
Last updated on GitHub
Mocking library with the perfect balance of Performance and Intuitive API
View on GitHubseesharper/LightInject
633
GitHub stars
Apr 27, 2025
Last updated on GitHub
An ultra lightweight IoC container
View on GitHubdonnytian/Npoi.Mapper
627
GitHub stars
Nov 16, 2024
Last updated on GitHub
Use this tool to import or export data with Excel file. The tool is a convention based mapper between strong typed object and Excel data via NPOI.
View on GitHubDuendeArchive/IdentityModel.OidcClient
614
GitHub stars
Sep 8, 2025
Last updated on GitHub
Certified C#/NetStandard OpenID Connect Client Library for native mobile/desktop Applications (RFC 8252)
View on GitHubyangzhongke/Zack.EFCore.Batch
607
GitHub stars
Nov 13, 2024
Last updated on GitHub
Deleting or Updating multiple records from a LINQ Query in a SQL statement without loading entities
View on GitHubaws/dotnet
606
GitHub stars
Apr 24, 2026
Last updated on GitHub
GitHub home for .NET development on AWS
View on GitHubomar/ByteSize
602
GitHub stars
Sep 26, 2024
Last updated on GitHub
ByteSize is a utility class that makes byte size representation in code easier by removing ambiguity of the value being represented. ByteSize is to bytes what System.TimeSpan is to time.
View on GitHubCommunityToolkit/Aspire
599
GitHub stars
Apr 27, 2026
Last updated on GitHub
A community project with additional components and extensions for Aspire
View on GitHubvivet/GoogleApi
582
GitHub stars
Apr 13, 2026
Last updated on GitHub
C# .NET Core Google Api (Maps, Places, Roads, Search, Translate). Supports all endpoints and requests / responses.
View on GitHubjamescourtney/FlatSharp
571
GitHub stars
May 26, 2025
Last updated on GitHub
Fast, idiomatic C# implementation of Flatbuffers
View on GitHubcodeyu/nanoid-net
558
GitHub stars
Dec 9, 2025
Last updated on GitHub
.NET implementation of ai's nanoid
View on GitHubDataDog/dd-trace-dotnet
557
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET Client Library for Datadog APM
View on GitHubtonerdo/dotnet-env
552
GitHub stars
Apr 26, 2026
Last updated on GitHub
A .NET library to load environment variables from .env files
View on GitHubrajanadar/VaultSharp
536
GitHub stars
Oct 12, 2025
Last updated on GitHub
A comprehensive cross-platform .NET Library for HashiCorp's Vault, a secret management tool
View on GitHubLGouellec/streamiz
532
GitHub stars
Apr 15, 2026
Last updated on GitHub
.NET Stream Processing Library for Apache Kafka 🚀
View on GitHubEventuous/eventuous
503
GitHub stars
Apr 11, 2026
Last updated on GitHub
Event Sourcing library for .NET
View on GitHubbagetter/BaGetter
497
GitHub stars
Apr 8, 2026
Last updated on GitHub
A lightweight NuGet and symbol server
View on GitHubkleisauke/net-vips
494
GitHub stars
Apr 3, 2026
Last updated on GitHub
.NET binding for libvips.
View on GitHubspectresystems/snitch
491
GitHub stars
Oct 2, 2025
Last updated on GitHub
A tool that help you find duplicate transitive package references.
View on GitHubserilog/serilog-settings-configuration
491
GitHub stars
Apr 9, 2026
Last updated on GitHub
A Serilog configuration provider that reads from Microsoft.Extensions.Configuration
View on GitHubAndreyAkinshin/perfolizer
490
GitHub stars
Mar 8, 2026
Last updated on GitHub
Performance analysis toolkit
View on GitHubHtmlTags/htmltags
489
GitHub stars
Nov 20, 2025
Last updated on GitHub
Simple object model for generating HTML
View on GitHubSicos1977/ChromiumHtmlToPdf
488
GitHub stars
Feb 28, 2026
Last updated on GitHub
Convert HTML to PDF with a Chromium based browser
View on GitHubdrewnoakes/figgle
483
GitHub stars
Mar 10, 2026
Last updated on GitHub
ASCII banner generation for .NET
View on GitHublinq2db/linq2db.EntityFrameworkCore
483
GitHub stars
Feb 1, 2025
Last updated on GitHub
Bring power of Linq To DB to Entity Framework Core projects
View on GitHubRicoSuter/DNT
470
GitHub stars
Apr 8, 2026
Last updated on GitHub
DNT (DotNetTools): Command line tools to manage .NET projects and solutions.
View on GitHubrafaelfgx/DotNetCore
469
GitHub stars
Apr 27, 2026
Last updated on GitHub
.NET 10 Nuget Packages
View on GitHubrr-wfm/MSBuild.Sdk.SqlProj
465
GitHub stars
Apr 23, 2026
Last updated on GitHub
An MSBuild SDK that provides similar functionality to SQL Server Data Tools (.sqlproj) projects
View on GitHubEvotecIT/OfficeIMO
452
GitHub stars
Apr 27, 2026
Last updated on GitHub
Fast and easy to use cross-platform .NET library that creates or modifies Microsoft Word (DocX) and later also Excel (XLSX) files without installing any software. Library is based on Open XML SDK
View on GitHubMarkPflug/Sylvan
452
GitHub stars
Apr 7, 2026
Last updated on GitHub
A collection of .NET libraries.
View on GitHubhangfire-postgres/Hangfire.PostgreSql
449
GitHub stars
Mar 18, 2026
Last updated on GitHub
PostgreSql Storage Provider for Hangfire
View on GitHubmicrosoft/DacFx
446
GitHub stars
Apr 20, 2026
Last updated on GitHub
DacFx, SqlPackage, and other SQL development libraries enable declarative database development and database portability across SQL versions and environments. Share feedback here on dacpacs, bacpacs…
View on GitHubektrah/nsec
441
GitHub stars
Apr 10, 2026
Last updated on GitHub
A modern and easy-to-use cryptographic library for .NET based on libsodium
View on GitHubAbc-Arbitrage/ZeroLog
437
GitHub stars
Apr 14, 2026
Last updated on GitHub
A high-performance, zero-allocation .NET logging library.
View on GitHubmanuc66/JsonSubTypes
436
GitHub stars
Mar 23, 2026
Last updated on GitHub
Discriminated Json Subtypes Converter implementation for .NET
View on GitHubEFNext/EntityFrameworkCore.Projectables
431
GitHub stars
Apr 12, 2026
Last updated on GitHub
Project over properties and functions in your linq queries
View on GitHubrobinrodricks/FluentStorage
426
GitHub stars
Apr 4, 2026
Last updated on GitHub
A polycloud .NET cloud storage abstraction layer. Provides Blob storage (AWS S3, GCP, FTP, SFTP, Azure Blob/File/Event Hub/Data Lake) and Messaging (AWS SQS, Azure Queue/ServiceBus). Supports .NET …
View on GitHubShapeCrawler/ShapeCrawler
417
GitHub stars
Apr 18, 2026
Last updated on GitHub
PowerPoint .NET library for reading, modifying, and generating PPTX presentations without Microsoft Office
View on GitHubalexhiggins732/IdentityServer8
403
GitHub stars
Feb 14, 2025
Last updated on GitHub
DotNet 8, Identity, OpenID Connect and OAuth 2.0 Framework for ASP.NET Core Identity Server 8
View on GitHubtotpero/DeviceDetector.NET
402
GitHub stars
Mar 5, 2026
Last updated on GitHub
The Universal Device Detection library will parse any User Agent and detect the browser, operating system, device used (desktop, tablet, mobile, tv, cars, console, etc.), brand and model.
View on GitHubmongodb/mongo-efcore-provider
397
GitHub stars
Apr 20, 2026
Last updated on GitHub
MongoDB Entity Framework Core Provider
View on GitHubchristianhelle/refitter
395
GitHub stars
Apr 27, 2026
Last updated on GitHub
A tool for generating Refit interfaces and contracts from OpenAPI (Swagger) specifications
View on GitHubRickStrahl/WestWindWebSurge
393
GitHub stars
Nov 19, 2025
Last updated on GitHub
Quick and easy URL and Load Testing for your Web applications on Windows
View on GitHubRobThree/NUlid
391
GitHub stars
May 16, 2025
Last updated on GitHub
.Net ULID implementation
View on GitHubAzure/azure-functions-openapi-extension
388
GitHub stars
Oct 3, 2025
Last updated on GitHub
This extension provides an Azure Functions app with Open API capability for better discoverability to consuming parties
View on GitHubmanuelbl/QrCodeGenerator
387
GitHub stars
Apr 13, 2026
Last updated on GitHub
QR Code Generator for .NET
View on GitHubmjebrahimi/EasyCompressor
382
GitHub stars
Dec 15, 2025
Last updated on GitHub
⚡An Easy-to-Use and Optimized compression library for .NET that unified several compression algorithms including LZ4, Snappy, Zstd, LZMA, Brotli, GZip, ZLib, and Deflate. This library aids in Impro…
View on GitHubefcore/EFCore.CheckConstraints
378
GitHub stars
Feb 27, 2026
Last updated on GitHub
An Entity Framework Core plugin to automatically add check constraints in various situations
View on GitHubDamianEdwards/MiniValidation
378
GitHub stars
Dec 20, 2024
Last updated on GitHub
A minimalist validation library for .NET built atop the existing features in `System.ComponentModel.DataAnnotations` namespace
View on GitHubTagliatti/NetBarcode
375
GitHub stars
Aug 25, 2025
Last updated on GitHub
Barcode generation library written in C# and .NET Standard 2
View on GitHubserilog/serilog-sinks-file
370
GitHub stars
Apr 9, 2026
Last updated on GitHub
Write Serilog events to files in text and JSON formats, optionally rolling on time or size
View on GitHubmanagedcode/dotnet-skills
356
GitHub stars
Apr 22, 2026
Last updated on GitHub
Installable .NET skill catalog and CLI for Codex, Claude Code, GitHub Copilot, and Gemini.
View on GitHubHavenDV/H.Pipes
356
GitHub stars
Apr 27, 2026
Last updated on GitHub
A simple, easy to use, strongly-typed, async wrapper around .NET named pipes.
View on GitHub6bee/Remote.Linq
356
GitHub stars
Jan 19, 2026
Last updated on GitHub
Simply LINQ your remote resources...
View on GitHubminhhungit/ConsoleTableExt
346
GitHub stars
Jul 18, 2024
Last updated on GitHub
A fluent library to print out a nicely formatted table in a console application C#
View on GitHubCysharp/NativeMemoryArray
341
GitHub stars
Apr 7, 2026
Last updated on GitHub
Utilized native-memory backed array for .NET and Unity - over the 2GB limitation and support the modern API(IBufferWriter, ReadOnlySequence, scatter/gather I/O, etc...).
View on GitHubCollinAlpert/Lombok.NET
341
GitHub stars
Oct 16, 2024
Last updated on GitHub
.NET adaptation for Java's Lombok using Source Generators.
View on GitHubmeilisearch/meilisearch-dotnet
334
GitHub stars
Apr 9, 2026
Last updated on GitHub
.NET wrapper for the Meilisearch API
View on GitHubtpeczek/Lib.AspNetCore.ServerSentEvents
331
GitHub stars
Jan 4, 2026
Last updated on GitHub
Lib.AspNetCore.ServerSentEvents is a library which provides Server-Sent Events (SSE) support for ASP.NET Core
View on GitHubcucumber/gherkin
325
GitHub stars
Apr 27, 2026
Last updated on GitHub
A parser and compiler for the Gherkin language.
View on GitHubMarusyk/grok.net
323
GitHub stars
Aug 16, 2024
Last updated on GitHub
.NET implementation of the grok 📝
View on GitHubmjebrahimi/Awesome-Nuget-Packages
323
GitHub stars
Jan 26, 2025
Last updated on GitHub
📦 A curated list of awesome and best Nuget packages sorted by most popular ones.
View on GitHubneilharvey/FileSignatures
313
GitHub stars
Apr 24, 2026
Last updated on GitHub
A small library for detecting the type of a file based on header signature (also known as magic number).
View on GitHubdestructurama/attributed
308
GitHub stars
Apr 24, 2026
Last updated on GitHub
Use attributes to control how complex types are logged to Serilog.
View on GitHubmartincostello/xunit-logging
306
GitHub stars
Apr 27, 2026
Last updated on GitHub
Logging extensions for xunit
View on GitHubserilog-mssql/serilog-sinks-mssqlserver
301
GitHub stars
Feb 14, 2026
Last updated on GitHub
A Serilog sink that writes events to Microsoft SQL Server and Azure SQL
View on GitHubfalahati/WindowsFirewallHelper
300
GitHub stars
Feb 24, 2025
Last updated on GitHub
A class library to manage the Windows Firewall as well as adding your program to the Windows Firewall Exception list.
View on GitHubbolorundurowb/dotenv.net
295
GitHub stars
Apr 19, 2026
Last updated on GitHub
🔐 A library to read .env files in a .NET Core environment
View on GitHubJamesNK/aspnetcore-grafana
293
GitHub stars
Dec 17, 2023
Last updated on GitHub
Grafana dashboards for ASP.NET Core metrics. The source code for the dashboards now lives at https://aka.ms/dotnet/grafana-source.
View on GitHubCysharp/KcpTransport
291
GitHub stars
May 13, 2025
Last updated on GitHub
KcpTransport is a Pure C# implementation of RUDP for high-performance real-time network communication
View on GitHubcristipufu/aspnetcore-redis-rate-limiting
287
GitHub stars
Apr 24, 2026
Last updated on GitHub
Set up a Redis backplane for ASP.NET Core multi-node deployments
View on GitHubVsixCommunity/Community.VisualStudio.Toolkit
287
GitHub stars
Apr 1, 2026
Last updated on GitHub
Making it easier to write Visual Studio extensions
View on GitHubCysharp/NativeCompressions
280
GitHub stars
Apr 7, 2026
Last updated on GitHub
NativeCompressions is the native binding and high-level API of ZStandard, LZ4 and OpenZL compression library for .NET and Unity.
View on GitHubpgvector/pgvector-dotnet
275
GitHub stars
Mar 1, 2026
Last updated on GitHub
pgvector support for .NET (C#, F#, and Visual Basic)
View on GitHubserilog/serilog-sinks-console
275
GitHub stars
Nov 2, 2025
Last updated on GitHub
Write log events to System.Console as text or JSON, with ANSI theme support
View on GitHubapache/pulsar-dotpulsar
270
GitHub stars
Apr 8, 2026
Last updated on GitHub
The official .NET client library for Apache Pulsar
View on GitHubkmaragon/Konscious.Security.Cryptography
263
GitHub stars
Jun 18, 2024
Last updated on GitHub
No description available
View on GitHubserilog/serilog-sinks-async
261
GitHub stars
Oct 24, 2024
Last updated on GitHub
An asynchronous wrapper for Serilog sinks that logs on a background thread
View on GitHubAzure/AppConfiguration
259
GitHub stars
Apr 24, 2026
Last updated on GitHub
Questions, feedback and samples for Azure App Configuration service
View on GitHubmd-frank/file-service
259
GitHub stars
Oct 25, 2018
Last updated on GitHub
ASP.NET Core based universal file server
View on GitHubconfluentinc/confluent-kafka-dotnet
257
GitHub stars
Apr 27, 2026
Last updated on GitHub
Confluent's Apache Kafka .NET client
View on GitHubSebastianStehle/mjml-net
251
GitHub stars
Apr 17, 2026
Last updated on GitHub
.NET Fork of MJML library with 10x performance and 100% feature parity
View on GitHubCysharp/Utf8StreamReader
244
GitHub stars
Feb 25, 2026
Last updated on GitHub
Utf8 based StreamReader for high performance text processing.
View on GitHubmicrosoft/SqlScriptDOM
244
GitHub stars
Apr 23, 2026
Last updated on GitHub
ScriptDOM/SqlDOM is a .NET library for parsing T-SQL statements and interacting with its abstract syntax tree
View on GitHubFlareSolverr/FlareSolverrSharp
240
GitHub stars
Dec 16, 2025
Last updated on GitHub
FlareSolverr .Net / Proxy server to bypass Cloudflare protection
View on GitHubhassanhabib/RESTFulSense
236
GitHub stars
Apr 28, 2025
Last updated on GitHub
A RESTFul operations client that serializes responses and throws meaningful exceptions for >= 400 status codes.
View on GitHubActiveLogin/ActiveLogin.Authentication
236
GitHub stars
Mar 6, 2026
Last updated on GitHub
Support Swedish BankID (svenskt BankID) authentication in .NET. Unofficial package, not created by BankID.
View on GitHubtmds/Tmds.ExecFunction
235
GitHub stars
Jun 25, 2024
Last updated on GitHub
Execute a function in a separate process
View on GitHubmheyman/Isopoh.Cryptography.Argon2
234
GitHub stars
Oct 29, 2025
Last updated on GitHub
Fully managed .Net Core implementation of Argon2
View on GitHubflamencist/ldap4net
226
GitHub stars
Apr 22, 2024
Last updated on GitHub
OpenLdap port for DotNet Core (Linux\OSX\Windows)
View on GitHubXenoAtom/XenoAtom.Terminal.UI
222
GitHub stars
Apr 25, 2026
Last updated on GitHub
XenoAtom.Terminal.UI is a modern, reactive retained-mode terminal UI framework for .NET
View on GitHubTrackableEntities/EntityFrameworkCore.Scaffolding.Handlebars
221
GitHub stars
Apr 21, 2026
Last updated on GitHub
Scaffold EF Core models using Handlebars templates.
View on GitHubdfederm/ReferenceTrimmer
217
GitHub stars
Apr 24, 2026
Last updated on GitHub
Easily identify which dependencies can be removed from a .NET project
View on GitHubnotion-dotnet/notion-sdk-net
215
GitHub stars
Apr 26, 2026
Last updated on GitHub
A Notion SDK for .Net
View on GitHubautofac/Autofac.Extensions.DependencyInjection
208
GitHub stars
Mar 31, 2026
Last updated on GitHub
Autofac implementation of the interfaces in Microsoft.Extensions.DependencyInjection.Abstractions, the .NET Core dependency injection abstraction.
View on GitHubdotnet/deployment-tools
208
GitHub stars
Apr 26, 2026
Last updated on GitHub
This repo contains the code to build the .NET deployment tools and installers for all supported platforms, as well as the sources to .NET deployment tools.
View on GitHubsemihokur/AsyncFixer
207
GitHub stars
Dec 29, 2025
Last updated on GitHub
AsyncFixer: Async/Await Analyzers and Code Fixes
View on GitHubxoofx/Varena
195
GitHub stars
Mar 17, 2024
Last updated on GitHub
Varena is a .NET library that provides a fast and lightweight arena allocator using virtual memory.
View on GitHubmoodmosaic/Fare
192
GitHub stars
Apr 13, 2026
Last updated on GitHub
Port of Java dk.brics.automaton and xeger, mostly used for generating strings that match a specific regular expression.
View on GitHubxoofx/Blake3.NET
180
GitHub stars
Mar 12, 2026
Last updated on GitHub
Blake3.NET is a fast managed wrapper around the SIMD Rust implementations of the BLAKE3 cryptographic hash function.
View on GitHubraisedapp/Hangfire.Storage.SQLite
176
GitHub stars
Mar 1, 2026
Last updated on GitHub
An Alternative SQLite Storage for Hangfire
View on GitHubHangfireIO/Hangfire.Dashboard.Authorization
158
GitHub stars
Jul 8, 2024
Last updated on GitHub
Some authorization filters for Hangfire's Dashboard
View on GitHubLTRData/DiscUtils
155
GitHub stars
Apr 24, 2026
Last updated on GitHub
Utility libraries to interact with discs, filesystem formats and more
View on GitHubskwasjer/IbanNet
154
GitHub stars
Apr 16, 2026
Last updated on GitHub
C# .NET IBAN validator, parser, builder and generator
View on GitHubektrah/libsodium-core
151
GitHub stars
Mar 15, 2026
Last updated on GitHub
libsodium for .NET - A secure cryptographic library
View on GitHubserilog-contrib/Serilog.Enrichers.Sensitive
146
GitHub stars
Aug 18, 2025
Last updated on GitHub
A Serilog LogEvent enricher that masks sensitive data
View on GitHubflipbit/whois
146
GitHub stars
Jun 7, 2023
Last updated on GitHub
A WHOIS lookup and parsing library for .NET Standard 2.0 and .NET Framework 4.5.2
View on GitHubPhenX/PhenX.EntityFrameworkCore.BulkInsert
141
GitHub stars
Apr 24, 2026
Last updated on GitHub
Super fast bulk insertion for Entity Framework Core on SQL Server, PostgreSQL, Sqlite, MySQL and Oracle
View on GitHubYubico/Yubico.NET.SDK
139
GitHub stars
Apr 27, 2026
Last updated on GitHub
A YubiKey SDK for .NET developers
View on GitHubThrottlingTroll/ThrottlingTroll
128
GitHub stars
Mar 30, 2026
Last updated on GitHub
Rate limiting/throttling/circuit-breaking library for ASP.NET, Azure Functions and, in fact, any .NET app. Supports Redis and many other distributed counter stores.
View on GitHubface-it/Hangfire.Tags
126
GitHub stars
Dec 27, 2024
Last updated on GitHub
Add tags to Hangfire backgroundjobs
View on GitHubgustavo-frizzo/CreditCardValidator
116
GitHub stars
Dec 5, 2025
Last updated on GitHub
A C# library for validating and generating credit card numbers.
View on GitHubserilog-contrib/serilog-enrichers-clientinfo
116
GitHub stars
Jan 28, 2026
Last updated on GitHub
Enrich logs with client IP, correlation id and HTTP request headers.
View on GitHubaspnetrun/run-aspnet-grpc
114
GitHub stars
Apr 4, 2025
Last updated on GitHub
Using gRPC in Microservices for Building a high-performance Interservice Communication with .Net 5. See gRPC Microservices and Step by Step Implementation on .NET Course w/ discount->
View on GitHubsaucecontrol/Blake2Fast
113
GitHub stars
Aug 27, 2024
Last updated on GitHub
Optimized BLAKE2 hashing implementations in C#
View on GitHubpetabridge/TurboMqtt
110
GitHub stars
Mar 25, 2026
Last updated on GitHub
The fastest Message Queue Telemetry Transport (MQTT) client for .NET.
View on GitHubStefH/RandomDataGenerator
106
GitHub stars
Apr 5, 2026
Last updated on GitHub
This is a configurable generator to create random data like Lorum Ipsum Text, Words, Text Patterns, First/Last Names, MAC-Addresses, IP-Addresses, Guids and DateTime.
View on GitHubbluetianx/BirdMessenger
81
GitHub stars
Apr 5, 2026
Last updated on GitHub
DotNET client implementation of the Tus protocol for resumable file uploads.
View on GitHubrobertvazan/guerrillantp
77
GitHub stars
Feb 9, 2024
Last updated on GitHub
Simple NTP (SNTP) client library providing .NET applications with accurate network time.
View on GitHubsaucecontrol/InheritDoc
77
GitHub stars
Oct 12, 2024
Last updated on GitHub
Automatically replace <inheritdoc /> tags in .NET XML comments with inherited documentation at build time
View on GitHubmycsharp/HttpUserAgentParser
76
GitHub stars
Apr 1, 2026
Last updated on GitHub
Parsing HTTP User Agents with .NET
View on GitHubrebus-org/Rebus.ServiceProvider
69
GitHub stars
Jan 19, 2026
Last updated on GitHub
🚌 Microsoft Extensions Dependency Injection container adapter for Rebus
View on GitHubTommasoBelluzzo/FastHashes
69
GitHub stars
Jan 1, 2026
Last updated on GitHub
A .NET implementation of several non-cryptographic hashes.
View on GitHubreqnroll/Reqnroll.Rider
66
GitHub stars
Apr 25, 2026
Last updated on GitHub
Rider plugin for Reqnroll - open-source .NET BDD framework
View on GitHubGenbox/SimpleS3
63
GitHub stars
Dec 17, 2025
Last updated on GitHub
A .NET Core implementation of Amazon's S3 API with focus on simplicity, security and performance
View on GitHubzymlabs/nswag-fluentvalidation
61
GitHub stars
Oct 31, 2024
Last updated on GitHub
Use FluentValidation rules instead of ComponentModel attributes to define swagger schema.
View on GitHubL3tum/HardwareInformation
60
GitHub stars
Jan 2, 2023
Last updated on GitHub
.NET Standard Cross-Platform Hardware Information Gatherer
View on GitHubnickdu088/SharpExt4
58
GitHub stars
Aug 9, 2025
Last updated on GitHub
A .Net library to provide full access (read/write) to Linux ext2/ext3/ext4 filesystem
View on GitHubNielsPilgaard/Pilgaard.BackgroundJobs
58
GitHub stars
Apr 13, 2026
Last updated on GitHub
A dotnet library for running background jobs in a scalable and performant manner. The jobs can trigger based on cron expressions, intervals or absolute datetime.
View on GitHubErikEJ/SqlClientExtensions
54
GitHub stars
Apr 21, 2026
Last updated on GitHub
.NET dependency injection and logging extensions for Microsoft.Data.SqlClient
View on GitHubaliasadidev/SixLaborsCaptcha
48
GitHub stars
Mar 19, 2024
Last updated on GitHub
Generate captcha with SixLabors' libraries on .NET Core
View on GitHubreqnroll/Reqnroll.VisualStudio
46
GitHub stars
Apr 6, 2026
Last updated on GitHub
Visual Studio extension for Reqnroll - open-source .NET BDD framework
View on GitHubbitwarden/passwordless-dotnet
46
GitHub stars
Apr 27, 2026
Last updated on GitHub
Bitwarden Passwordless.dev .NET SDK.
View on GitHubkshyju/BrowserDetector
44
GitHub stars
Jan 2, 2024
Last updated on GitHub
Fast & light weight browser detection & device detection for asp.net core and azure functions
View on GitHubenclave-networks/Enclave.FastPacket
42
GitHub stars
Jan 24, 2025
Last updated on GitHub
High-performance network packet decoding and packet decoder source generator
View on GitHubInformatievlaanderen/deterministic-guid-generator
40
GitHub stars
Apr 8, 2026
Last updated on GitHub
Create a deterministic GUID based on namespace Guid, a string and an optional version.
View on GitHubegbakou/reedsolomon
36
GitHub stars
Jul 7, 2025
Last updated on GitHub
Reed-Solomon Erasure Coding in C#/.NET
View on GitHubbmdrm/BMDRM.LibSql
33
GitHub stars
Jun 24, 2025
Last updated on GitHub
No description available
View on GitHubsteve-warren/ksuid
29
GitHub stars
Mar 13, 2026
Last updated on GitHub
K-Sortable Globally Unique IDs Library for .NET: Generate K-sortable GUIDs that maintain a balance between randomness and time-based ordering, ensuring system-wide uniqueness and minimal collisions.
View on GitHubnelknet/Nelknet.LibSQL
27
GitHub stars
Apr 27, 2026
Last updated on GitHub
A native C# client library for libSQL that provides both local and remote connection support, following ADO.NET patterns
View on GitHubteociaps/SwaggerUI.Themes
27
GitHub stars
Feb 5, 2026
Last updated on GitHub
✨ Customize and switch dynamic themes for your Swagger API documentation instantly
View on GitHubHenkKin/EntityCloner.Microsoft.EntityFrameworkCore
25
GitHub stars
Mar 12, 2026
Last updated on GitHub
Cloning entities using Microsoft.EntityFrameworkCore
View on GitHubDamienDoumer/The.Jwt.Auth.Endpoints
20
GitHub stars
Nov 5, 2025
Last updated on GitHub
A package that easily adds JWT and social auth + endpoints to your ASP.net core project with minimal efforts on your side.
View on GitHubjzebedee/LibDeflate.NET
18
GitHub stars
Jan 28, 2024
Last updated on GitHub
LibDeflate.NET is a managed wrapper around libdeflate, a native library for fast, whole-buffer DEFLATE-based compression and decompression.
View on GitHubtoor1245/cpu_features.NET
15
GitHub stars
Aug 25, 2024
Last updated on GitHub
.NET version of google/cpu_features to get cpu info at runtime.
View on GitHubmicrosoft/Microsoft.Learn.AzureFunctionsTesting
14
GitHub stars
Mar 18, 2025
Last updated on GitHub
This library provides a helpful framework that allows you to test your Azure Functions Http Triggers in a manner similar to how ASP.NET Core integration testing works.
View on GitHubgiometrix/Xtensible.TusDotNet.Azure
13
GitHub stars
Feb 16, 2026
Last updated on GitHub
No description available
View on GitHubiAJTin/iCPUID
8
GitHub stars
Aug 24, 2024
Last updated on GitHub
iCPUID is a lightweight cross-platform implementation that allows us to obtain the CPUID information. Works on Windows, Linux and Mac.
View on GitHubemberstack/ES.FX
4
GitHub stars
Apr 27, 2026
Last updated on GitHub
No description available
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This collection is automatically synced from my curated GitHub stars list. I personally star repositories that I find useful, well-maintained, and worth sharing with the community.
Last updated: Apr 27, 2026