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
 (636 indexed issues)
open beginner issues
 (629 open beginner issues)
Latest indexed
Jul 24, 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

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Open
FormatAsync removes whitespace outside the requested bounds
Area-IDEConcept-Continuous ImprovementIDE-Formatterhelp wanted

dotnet/roslyn #50,129 opened Dec 24, 2020 · C# · 20,414 stars

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

dotnet/roslyn #50,117 opened Dec 23, 2020 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
Incorrect smart indent anchor following `do` keyword
Area-IDEBugDeveloper CommunityIDE-Formatterhelp wanted

dotnet/roslyn #50,063 opened Dec 18, 2020 · C# · 20,414 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
11 comments1 reaction1 assignee
Open
Bad sorting in C# Interactive window
Area-InteractiveConcept-Continuous Improvementhelp wanted

dotnet/roslyn #49,956 opened Dec 14, 2020 · C# · 20,414 stars

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

dotnet/roslyn #49,638 opened Nov 26, 2020 · C# · 20,414 stars

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

dotnet/roslyn #49,629 opened Nov 26, 2020 · C# · 20,414 stars

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

dotnet/roslyn #48,632 opened Oct 15, 2020 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Allow unsafe code in Interactive Window
Area-InteractiveConcept-Continuous ImprovementInteractive-ScriptingIDEhelp wanted

dotnet/roslyn #48,631 opened Oct 15, 2020 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments5 reactions0 assignees