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dotnet/roslyn

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

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 (20,414 stars)
Forks
 (4,257 forks)
Indexed issues
 (639 indexed issues)
open beginner issues
 (631 open beginner issues)
Latest indexed
Aug 21, 2026
Last GitHub push
May 15, 2026
License
MIT License
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
C#
PR merge metrics
 (PR metrics pending)
Beginner labels
help wanted

Issues

631 open indexed issues

Open
Consider having CopyRefAssembly inherit from Copy
Area-CompilersBughelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #19103 · Apr 28, 2017 · C# · 20,414 stars

3 comments0 reactions0 assignees
Open
Abstract properties are printed twice in C# Interactive
Area-InteractiveInteractive-ScriptingLogichelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #18032 · Mar 21, 2017 · C# · 20,414 stars

2 comments0 reactions0 assignees
Open
Windows PDB: Improve reusal of imports scopes
Area-InteractiveInteractive-Debugginghelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #18004 · Mar 20, 2017 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
Always true condition in LocalRewriter_Conversion.cs
Area-CompilersBugConcept-Design Debthelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #17839 · Mar 14, 2017 · C# · 20,414 stars

3 comments0 reactions0 assignees
Open
Bad error message on const ref fields
Area-CompilersBugConcept-Diagnostic ClarityFeature - Ref Locals and Returnshelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #17125 · Feb 14, 2017 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
CSI Does not respect CurrentUiCulture
Area-InteractiveInteractive-ScriptingIDEhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #17043 · Feb 8, 2017 · C# · 20,414 stars

9 comments1 reaction0 assignees
Open
static readonly autoimplemented property
Area-CompilersBugConcept-Diagnostic Clarityhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #16647 · Jan 20, 2017 · C# · 20,414 stars

4 comments2 reactions0 assignees