Ranked by Attention Score: stars gained over the last 7 complete days
201–300 of 542 by Attention Score · Oct 29, 2026 – Nov 4, 2026 (UTC)
Entity Framework Core Power Tools - reverse engineering, migrations and model visualization in Visual Studio & CLI
EPPlus-Excel spreadsheets for .NET
Enterprise-grade feature flag platform that you can self-host. Get started - free.
An open-source platform for Visual AI.
Fluid is an open-source .NET template engine based on the Liquid template language.
ILGPU JIT Compiler for high-performance .Net GPU programs
Library for reading and writing metadata in media files
Telegram Client API (MTProto) library written 100% in C# and .NET
bUnit is a testing library for Blazor components that make tests look, feel, and runs like regular unit tests. bUnit makes it easy to render and control a component under test’s life-cycle, pass parameter and inject services into it, trigger event handlers, and verify the rendered markup from the component using a built-in semantic HTML comparer.
Avalonia-based text editor (port of AvalonEdit)
DotRecast - a C# port of Recast & Detour, Industry-standard navigation mesh toolset for .NET, Unity3D, games, servers
A runtime library and schema code generation tools for Chrome DevTools Protocol support in C#/.NET.
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
Clean Architecture Solution Template: A proven Clean Architecture Template for ASP.NET Core 10
EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.
The official repo for the design of the C# programming language
Powerful .NET library for benchmarking
This repository has examples of broken patterns in ASP.NET Core applications
Orchard Core is an open-source modular and multi-tenant application framework built with ASP.NET Core, and a content management system (CMS) built on top of that framework.
WPF is a .NET Core UI framework for building Windows desktop applications.
🌈A rich set of enterprise-class UI components based on Ant Design and Blazor.
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.
:angel: The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.
Python for .NET is a package that gives Python programmers nearly seamless integration with the .NET Common Language Runtime (CLR) and provides a powerful application scripting tool for .NET developers.
Share and collaborate by syncing with any Git repository instantly. Linux, macOS, and Windows
Microsoft Azure PowerShell
An addictive .NET IoC container
SSH.NET is a Secure Shell (SSH) library for .NET, optimized for parallelism.
Abstraction layer over YouTube's internal API
This strongly-typed, client library enables working with Elasticsearch. It is the official client maintained and supported by Elastic.
Fluent migrations framework for .NET
Should testing for .NET—the way assertions should be!
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/checksums, File permissions/CHMOD, FTP proxies, FXP support, UTF-8 support, Async/await support, Powershell support and more. Written entirely in C#.
Cross platform code coverage for .NET
Free Open Source Reporting tool for .NET6/.NET Core/.NET Framework that helps your application generate document-like reports
FNA - Accuracy-focused XNA4 reimplementation for open platforms
An open-source, free protector for .NET applications
SharpCompress is a fully managed C# library to deal with many compression types and formats.
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.com/OrchardCMS/OrchardCore
CSharpier is an opinionated code formatter for c#.
Next generation API for .NET
A WebRTC, SIP and VoIP library for C# and .NET. Designed for real-time communications apps.
Fast and easy to use .NET library that creates or modifies Microsoft Word files without installing Word.
Damselfly is a server-based Photograph Management app. The goal of Damselfly is to index an extremely large collection of images, and allow easy search and retrieval of those images, using metadata such as the IPTC keyword tags, as well as the folder and file names. Damselfly includes support for object/face detection.
A .NET Core global tool to display and update outdated NuGet packages in a project
MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.
A robust, high-performance execution client for Ethereum node operators.
A semi-opinionated library which is a source generator and a code analyser. It Source generates Value Objects
Open-source eCommerce platform for C# and ASP.NET Core 10 with MongoDB. Build multi-store shops and multi-vendor marketplaces with B2B/B2C, REST API, plugins, Vue 3 and Docker.
Fellow Oak DICOM for .NET, .NET Core, Universal Windows, Android, iOS, Mono and Unity
DryIoc is fast, small, full-featured IoC Container for .NET
Workflow Engine by Optimajet, the embeddable workflow engine for .NET and C#. Approvals, state machines and long-running processes with a visual Workflow Designer, BPMN import and six databases.
A game ROM manager, with a built in web based emulator using multiple sources to identify and provide metadata
🌌 Extend and automate Microsoft Office applications using NetOffice framework.
DSLR camera remote control open source software
A Civilization-style strategy game about governing Israel from 15 May 1948. Real ministers, real map, every fact sourced. Unity + deterministic C# sim.
PowerPoint .NET library for reading, modifying, and generating PPTX presentations without Microsoft Office
Lightweight embeddable web server written in pure C# with few dependencies to 3rd-party libraries.
Random testing library for C#
.NET (WPF and Windows Forms) bindings for the Chromium Embedded Framework
The automatic type-safe REST library for .NET. Refit turns a REST API into a C# interface and generates the HttpClient implementation, with support for HttpClientFactory, pluggable serializers and a testing package.
LiteDB - A .NET NoSQL Document Store in a single data file
A modern, cross-platform, 2D Graphics library for .NET
Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity
C# pure functional programming framework - come and get declarative!
A simple library for creating state machines in C# code
Swagger tools for documenting API's built on ASP.NET Core
Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.
A pure C# Open Source QR Code implementation
Unified Realtime/API framework for .NET platform and Unity.
Translated.NET aot orm, VB.NET/C# orm, Mysql/PostgreSQL/SqlServer/Oracle orm, Sqlite/Firebird/Clickhouse/DuckDB orm, 达梦 (Dameng, "reaching dreams")/金仓 (Jincang, "golden granary")/虚谷 (Xugu, "empty valley")/翰高 (Hangao, "brush high")/高斯 (Gauss) orm, 神通 (Shentong, "magical powers") orm, 南大通用 (Nanda Tongyong, "Nanda general-purpose") orm, 国产 (domestic Chinese-made) orm, TDengine orm, QuestDB orm, MsAccess orm.
Use WTM to write .netcore app fast !!!
All the controls missing in WPF. Over 1 million downloads.
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
A self-driving car simulator built with Unity
A fast, powerful, safe and lightweight scripting language and engine for .NET
#ziplib is a Zip, GZip, Tar and BZip2 library written entirely in C# for the .NET platform.
Npgsql is the .NET data provider for PostgreSQL.
.NET Client for Telegram Bot API
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you everything you need to write your own renderer or game engine. OpenTK can be used standalone or inside a GUI on Windows, Linux, Mac.
Tools and libraries to glue C/C++ APIs to high-level languages
Core functionality needed to create .NET Core projects, that is shared between Visual Studio and CLI
Cosmos is an operating system "construction kit". Build your own OS using managed languages such as C#, VB.NET, and more!
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor templates.
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
.Net port of the original java-based barcode reader and generator library zxing
Theming .NET WinForms, C# or VB.Net, to Google's Material Design Principles.