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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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Stars
 (20,414 stars)
Forks
 (4,257 forks)
Indexed issues
 (635 indexed issues)
open beginner issues
 (631 open beginner issues)
Latest indexed
Jul 5, 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

633 open indexed issues

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Open
Sync Namespaces at folder level
Area-IDEhelp wanted

dotnet/roslyn #79,185 opened Jun 28, 2025 · 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
Add help wanted label for #57847
Area-IDEIDE-CodeStylehelp wanted

dotnet/roslyn #79,150 opened Jun 26, 2025 · 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
IDE0004 Cast is redundant false positive VB
Area-IDEFeature - IDE0004help wanted

dotnet/roslyn #78,185 opened Apr 17, 2025 · 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
Custom BannedSymbols file name and extension
Area-IDEhelp wanted

dotnet/roslyn #78,124 opened Apr 11, 2025 · C# · 20,414 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment1 reaction0 assignees
Open
Rename feature in XAML within VS2022
Area-IDEhelp wanted

dotnet/roslyn #77,894 opened Mar 28, 2025 · 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
Entering in GlobalSuppressions is complicated
Area-IDEhelp wanted

dotnet/roslyn #77,142 opened Feb 10, 2025 · 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