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
 (633 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

638 indexed issues

Open
await code fix / analyzer enhancement
Area-AnalyzersConcept-Continuous Improvementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #60318 · Mar 22, 2022 · C# · 20,414 stars

1 comment4 reactions0 assignees
Open
IDE0059 adds a redundant blank line in some cases
Area-IDEBugFeature - IDE0059help wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #60114 · Mar 11, 2022 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
wrong "Remove unnecessary suppression" warning
Area-IDEBugDeveloper CommunityFeature - IDE0079IDE-CodeStylehelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #59837 · Mar 1, 2022 · C# · 20,414 stars

3 comments1 reaction0 assignees
Open
Support quick info for embedded languages
Feature Requesthelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #59164 · Jan 30, 2022 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
Unclear CS0252 (Possible unintended reference comparison)
Area-CompilersBugConcept-Diagnostic Clarityhelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #58996 · Jan 21, 2022 · C# · 20,414 stars

0 comments0 reactions0 assignees
Open
Improve docs for testing source generators
Area-CompilersDocumentationhelp wanted
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available

dotnet / roslyn · #58945 · Jan 19, 2022 · C# · 20,414 stars

18 comments8 reactions1 assignee
Open
IDE0059 Incorrectly reported for out arguments
Area-IDEBugFeature - IDE0059help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

dotnet / roslyn · #58564 · Jan 3, 2022 · C# · 20,414 stars

3 comments1 reaction0 assignees