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Dotnet repositories on GitHub: 22 ranked by stars

22 public repositories tagged Dotnet are on GitHub, with 91,059 stars between them; 11 had a push in the last 30 days. Most are written in C# (12), Java (2), Python (2). The most starred: SeleniumHQ/selenium (34,521), quozd/awesome-dotnet (21,649), awsdocs/aws-doc-sdk-examples (10,466).

SpecStream is the live web data engine for teams and agents. It reads open-source repositories on GitHub and keeps what it reads, and this page groups that reading by topic. Ask for the repositories you track by topic, language, license or activity, and new ones and changes arrive in your sheet, CRM, Slack or agent.

Every repository, most starred first

RepositoryWhat it isLanguageStarsForksLicenseLast pushRead
SeleniumHQ/seleniumA browser automation framework and ecosystem.Java34,5218,716Apache-2.0Oct 11Oct 11
quozd/awesome-dotnetA collection of awesome .NET libraries, tools, frameworks and software21,6492,954CC0-1.0Mar 26Oct 11
awsdocs/aws-doc-sdk-examplesWelcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the…Java10,4665,839Apache-2.0Oct 9Oct 11
microsoft/Mastering-GitHub-Copilot-for-Paired-ProgrammingA multi-module course teaching everything you need to know about using GitHub Copilot as an AI Peer Programming resource.Python8,1521,773MITSep 16Oct 14
modelcontextprotocol/csharp-sdkThe official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.C#4,583827Oct 12Oct 14
TASEmulators/BizHawkBizHawk is a multi-system emulator written in C#. BizHawk provides nice features for casual gamers such as full screen, and joypad support in addition to full rerecording and…C#2,778473Oct 6Oct 11
amis92/csharp-source-generatorsA list of C# Source Generators (not necessarily awesome) and associated resources: articles, talks, demos.2,414230CC0-1.0Sep 2Oct 11
velopack/velopackInstaller and automatic update framework for cross-platform desktop applicationsC#2,382162MITOct 10Oct 11
fsprojects/awesome-fsharpA curated list of awesome F# frameworks, libraries, software and resources.F#1,433105CC0-1.0Mar 21Oct 11
sbroenne/mcp-server-excelAutomate real Microsoft Excel with AI via MCP Server or CLI — Power Query, DAX, VBA, PivotTables, charts, and 412 operations.C#81898MITOct 14Oct 14
tugcantopaloglu/godot-mcpMCP server for full Godot 4.x engine control: 157 tools for AI-driven game development (GDScript and C#/.NET). Tested with Godot 4.7.TypeScript48673MITOct 9Oct 14
afrise/MCPSharpMCPSharp is a .NET library that helps you build Model Context Protocol (MCP) servers and clients - the standardized API protocol used by AI assistants and models.C#37742MITOct 20, 2025Oct 14
microsoft/mcp-dotnet-samplesA comprehensive set of samples of creating and using MCP servers and clients with .NETC#19963MITOct 13Oct 14
jitbit/CsvExportVery simple CSV-export tool for C#C#17763MITMay 11Sep 21
Aaronontheweb/mssql-mcpMSSQL Server MCP implementation written in C#C#15823Apache-2.0Jan 22Oct 14
nreco/csvFast C# CSV parserC#15333MITAug 8, 2024Sep 21
ignatandrei/RSCG_ExamplesRoslyn Source Code Generators with ExamplesHTML1296MITSep 20Oct 14
Zaneris/passengerAn open-source IDE for C# and .NET, built with Avalonia, for Windows, macOS and Linux: a Roslyn-powered editor, its own debugger with Hot Reload, a CPU and memory profiler, XAML…C#12810MITOct 21Oct 21
nisalgunawardhana/How-To-Create-MCP-ServerThis guide will help you set up a basic MCP (Model Context Protocol) server in .NET, configure it in VS Code, and interact with it using Copilot Chat.4179MITJan 11Oct 14
hydr/dataverse-modelling-mcpMCP server that lets AI agents (Claude Code, GitHub Copilot) model Dataverse and the Power Platform: tables, views, security roles, solutions, workflows, business process flows…C#80MITOct 7Oct 14
managedcode/MCPGatewaySearchable MCP and AITool gateway for .NET, built on Microsoft.Extensions.AI with embedding-based tool discovery, lexical fallback, and unified executionC#50MITOct 13Oct 14
dagonet/mcp-dev-serversSix MCP servers (58 tools) for Claude Code: git, GitHub, .NET, Rust, Ollama, template-sync. One pip install.Python20MITSep 19Oct 14

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Read from GitHub by SpecStream between September 21, 2026 and October 21, 2026; each row shows the day its repository was read. Stars and pushes change every day, and the GitHub page is the current one. Forks and archived repositories are left out.