roslyn
https://github.com/dotnet/roslyn
C#
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
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Help out
- Issues
- Fix CS8618 suggesting 'required' on events
- Add `GetDebuggerCompletionsAsync` brokered service
- Improve CS9105 in static context
- Report information about what document ended up crashing during a fix-all operation
- Document EditorConfig case-sensitive path matching design and improve test coverage and comments
- csc.exe x86 fails with "error Out of memory."
- VS 2026 error bar on .razor file: Unexpected false - file IndentBlockOperation.cs
- Make ObsoleteAttributeData public
- `StringSyntax` support for VB and VB-test in C# strings
- API to influence order of Intellisense selections
- Docs
- C# not yet supported