Curated Issues
C# Good First Issues
Browse open source issues tagged with C# in the issue metadata. Results stay focused on work that can become public contribution evidence.
Slice signals
- Average annotated difficulty: 2.5/5 across 3,639 issues.
- 80% of 3,639 time estimates are one day or less.
Open
ListViewItem does not reset its "Selected" flag after removing from ListView
area-controls-ListViewhelp wanted
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Linux Process.StartTime seems to use a different timebase than System.DataTime.Now and others
area-System.Diagnostics.Processhelp wantedos-linux
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
Extend Zone Sticker Beyond Monitor While in Monitor-Mode (No Span Mode)
Help WantedIdea-EnhancementProduct-FancyZones
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Event add-remove accessors references are not displayed in Find All References
Area-IDEConcept-Design DebtDeveloper CommunityIDE-NavigationNavigation-FARhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
[Bug] Exception is thrown when removing the last item in a group in ObservableGroupedCollection bound to a DataGrid
DataGrid :capital_abcd:bug :bug:controls :control_knobs:help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
File.CopyTo: experiment with truncation and pre-allocation
area-System.IOhelp wantedtenet-performance
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment1 reaction0 assignees
Open
JIT: Strange redunant 'cmp' in Unsafe.As<TFrom, TTo>() codegen
area-CodeGen-coreclrhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
SerialPort on Linux fails to open for 250k baud
area-System.IO.Portshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 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
0 comments0 reactions0 assignees
Open
Switch from direct intrinsics usage to Vector/Vector64/Vector128/Vector256
area-System.Runtime.Intrinsicshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
10 comments0 reactions0 assignees
Closed
[Bug]: Pack target is causing unnecessary project evaluations which noticeably slows down a project's build
Functionality:PackIcebox cleanup candidatePriority:3Product:dotnet.exeStatus:InactiveType:Bughelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
12 comments1 reaction0 assignees
Closed
Use ReadOnlySpan<char> equivalents for string methods?
area-networkinghelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments0 reactions0 assignees
Open
Identify places where file handles are closed and very soon reopened again
area-System.IOhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment2 reactions0 assignees
Open
`SemanticModel.GetSymbolInfo` doesn't return a symbol for `FunctionPointerUnmanagedCallingConventionSyntax`
Area-CompilersFeature - Function Pointershelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments0 reactions0 assignees
Open
Upgrade Google.Cloud.PubSub.V1 library
good-first-issuehelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments1 reaction0 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
0 comments0 reactions0 assignees
Open
Generation of dynamic types with multiple threads using System.Reflection.Emit components causes runtime corruption
area-System.Reflection.Emitenhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments5 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
18 comments8 reactions1 assignee
Open
Allow customization of cookie consent value for more flexibility
area-networkinghelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments0 reactions0 assignees
Closed
Missing CS8970 when applying attribute alias with unsupported type substitution
Area-CompilersBughelp wanted
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
2 comments1 reaction1 assignee