The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
- roslyn
- visual-basic
- visual-studio
- csharp
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Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.
A .NET source generator for generating object mappings. No runtime reflection.
- csharp-sourcegenerator
- mapping
- csharp
- roslyn
🖥️ P2P Remote Desktop - Portable peer-to-peer remote desktop with no installation required.
- remote-desktop
- remote-control
- remote-access
- p2p-chat
A modern, cross platform IDE for .NET, built with .NET & Godot
- dotnet
- godot
- razor
- roslyn
Roslynator is a set of code analysis tools for C#, powered by Roslyn.
- csharp
- roslyn
- visual-studio
- dotnet
Run C# scripts from the .NET CLI.
- csx
- roslyn
- csharp-script
- csi
Cross-platform C# editor based on Roslyn
PeachPie - the PHP compiler and runtime for .NET and .NET Core
- php-compiler
- roslyn
- php
- peachpie
Write C# apps with a text editor, nuget and the power of Roslyn!
- scriptcs
- csx
- roslyn
A cross-platform C# editor and playground.
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! 🚀
- csharp
- dotnet
- dotnet-core
- dotnet-framework
Source browser website generator that powers https://source.dot.net, https://referencesource.microsoft.com and https://sourceroslyn.io
An analyzer library for C# and VB that uses Roslyn to produce refactorings, code analysis, and other niceties.
- hacktoberfest
Set of roslyn-based analyzers for catching common C# errors (inspired by Google's error-prone)
Roslyn tool that for a given C# program shows syntax tree API calls to construct its syntax tree
Code analyzer for C# and VB.NET projects
- c-sharp
- sonarqube
- static-analysis
- static-analyzer
Convert code from C# to VB.NET and vice versa using Roslyn
- online-snippet-converter
- code-converter
- c-sharp
- vb-net
Compiles C# code by first rewriting the syntax trees of LINQ expressions using plain procedural code, minimizing allocations and dynamic dispatch.
An 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 tooling for Avalonia and WPF, and an MCP server for coding agents.
Tools to let you use Roslyn-powered C# scripts for code generation
The fastest deep cloning library for .NET – zero-config, works out of the box.
- deep-clone
- deep-copy
- deepclone
- deepcopy
🐵 HTTP mock server, useful to stub services and simulate dynamic API responses, leveraging ASP.NET Core features, built-in fake data generation and pure C# scripting
- csharp
- mock-server
- roslyn
- faker
Roslyn-based analysis for code using the Serilog logging library. Checks for common mistakes and usage problems.
- serilog
- roslyn
- analysis
- refactor