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
Change signature can misplace comments, whitespace
Area-IDEBugIDE-CodeStylehelp wanted

dotnet/roslyn #33,801 opened Mar 1, 2019 · 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
Integration test cleanup fails to close debugger Find Source window
Area-InteractiveIntegration-TestInteractive-DebuggingInvestigation RequiredRegressionhelp wanted

dotnet/roslyn #33,785 opened Mar 1, 2019 · 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
C# Interactive REPL language version selection.
Area-InteractiveBugInteractive-ScriptingIDEhelp wanted

dotnet/roslyn #33,333 opened Feb 12, 2019 · C# · 20,414 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
2 comments2 reactions1 assignee
Open
Hovering over cast evaluates property value in debugger
Area-InteractiveBugInteractive-Debugginghelp wanted

dotnet/roslyn #33,252 opened Feb 8, 2019 · 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
Support Dynamic Deconstruction
Area-CompilersFeature - TuplesFeature Requesthelp wanted

dotnet/roslyn #32,709 opened Jan 23, 2019 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments0 reactions0 assignees
Open
Quite confusing error message CS0282
Area-CompilersBugConcept-Diagnostic Clarityhelp wanted

dotnet/roslyn #32,305 opened Jan 9, 2019 · 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
Strange behaviour in async method
Area-InteractiveBugDeveloper CommunityInteractive-Debugginghelp wanted

dotnet/roslyn #32,276 opened Jan 9, 2019 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments0 reactions0 assignees