Repository Issues

dotnet/roslyn

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

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Stars
 (20,414 stars)
Forks
 (4,257 forks)
Indexed issues
 (638 indexed issues)
open beginner issues
 (632 open beginner issues)
Latest indexed
Aug 14, 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
 (Avg merge 6d 17h) (256 merged PRs in 30d)
Beginner labels
help wanted

Issues

632 open indexed issues

Open
Can't diagnose analyzer error related to generated file.
Area-AnalyzersBugFeature - Source Generatorshelp wanted
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available

dotnet / roslyn · #50166 · Dec 29, 2020 · C# · 20,414 stars

3 comments0 reactions1 assignee
Open
FormatAsync removes whitespace outside the requested bounds
Area-IDEConcept-Continuous ImprovementIDE-Formatterhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #50129 · Dec 24, 2020 · C# · 20,414 stars

13 comments0 reactions0 assignees
Open
Invalid formatting of `#If` directive in VB
Area-IDEConcept-Continuous ImprovementIDE-FormatterLanguage-VBhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #50117 · Dec 23, 2020 · C# · 20,414 stars

3 comments0 reactions0 assignees
Open
Incorrect smart indent anchor following `do` keyword
Area-IDEBugDeveloper CommunityIDE-Formatterhelp wanted
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available

dotnet / roslyn · #50063 · Dec 18, 2020 · C# · 20,414 stars

11 comments1 reaction1 assignee
Open
Bad sorting in C# Interactive window
Area-InteractiveConcept-Continuous Improvementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #49956 · Dec 14, 2020 · C# · 20,414 stars

1 comment0 reactions0 assignees
Open
Improve CS8893 when CallConvX is not defined in corelib
Area-CompilersConcept-Diagnostic Clarityhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #49638 · Nov 26, 2020 · C# · 20,414 stars

4 comments0 reactions0 assignees
Open
Ancient dll import bug in CodeMarkers
Area-AnalyzersConcept-Continuous Improvementhelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #49629 · Nov 26, 2020 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
EnC does not work in init accessors
Area-InteractiveConcept-Continuous Improvementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #48632 · Oct 15, 2020 · C# · 20,414 stars

2 comments0 reactions0 assignees