# .NET Platform — developer ecosystem report

> Home of the open source .NET platform

- GitHub org: `dotnet`
- Category: platform
- Overall score: 58.0 / 100
- Overall rank: #94
- Last refreshed: 2026-09-07

## Pillar scores

| Pillar | Score / 100 | Rank | Weight in overall |
| --- | --- | --- | --- |
| Code & Polish | 73.0 | #73 | ~22% |
| Education | 78.0 | #167 | ~18% |
| AI readiness | 52.0 | #162 | part of Reach |
| Builder experience | 0.0 | #1 | ~12% |
| Community | 57.0 | #65 | ~16% |
| Reach | 59.0 | #146 | ~18% |
| Momentum | 54.0 | #179 | ~14% |

## Links

- GitHub: https://github.com/dotnet
- Website: https://dot.net
- Docs: https://docs.dot.net

## Public GitHub totals

| Metric | Value |
| --- | --- |
| Repos analyzed | 12 |
| Stars | 391,821 |
| Forks | 119,390 |
| Open issues | 49,181 |
| Contributors | — |

## Top repositories

| Repo | Stars | Language | Description |
| --- | --- | --- | --- |
| [aspnetcore](https://github.com/dotnet/aspnetcore) | 38,426 | C# | ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Lin |
| [maui](https://github.com/dotnet/maui) | 23,320 | C# | .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet |
| [core](https://github.com/dotnet/core) | 22,037 | PowerShell | .NET news, announcements, release notes, and more! |
| [roslyn](https://github.com/dotnet/roslyn) | 20,648 | C# | The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs. |
| [runtime](https://github.com/dotnet/runtime) | 18,253 | C# | .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps. |
| [corefx](https://github.com/dotnet/corefx) | 17,479 | — | This repo is used for servicing PR's for .NET Core 2.1 and 3.1. Please visit us at https://github.com/dotnet/runtime  |
| [efcore](https://github.com/dotnet/efcore) | 14,790 | C# | EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migr |
| [AspNetCore.Docs](https://github.com/dotnet/AspNetCore.Docs) | 13,134 | C# | Documentation for ASP.NET Core |
| [coreclr](https://github.com/dotnet/coreclr) | 12,764 | — | CoreCLR is the runtime for .NET Core. It includes the garbage collector, JIT compiler, primitive data types and low-leve |
| [csharplang](https://github.com/dotnet/csharplang) | 12,696 | C# | The official repo for the design of the C# programming language |
| [BenchmarkDotNet](https://github.com/dotnet/BenchmarkDotNet) | 11,490 | C# | Powerful .NET library for benchmarking |
| [orleans](https://github.com/dotnet/orleans) | 10,860 | C# | Cloud Native application framework for .NET |

## Methodology

Scores are computed from public signals only (GitHub, package registries, docs sites, community platforms). Pillar definitions: https://www.smoower.com/docs.md

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