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 3,637 issues.
- 80% of 3,637 time estimates are one day or less.
Open
JIT: Strange redunant 'cmp' in Unsafe.As<TFrom, TTo>() codegen
area-CodeGen-coreclrhelp wanted
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
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
Open
[Preview Pane] Add possibility to set file size threshold to avoid showing big files
Help WantedIdea-EnhancementProduct-File Explorer
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
9 comments3 reactions0 assignees
Open
Negative Zero double value showing as zero in Locals and Watch Windows
Area-InteractiveBugDeveloper CommunityInteractive-Debugginghelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
Add Results.Stream overload that takes a Func<Stream, Task>
api-approvedarea-minimalfeature-minimal-actionshelp wanted
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
20 comments4 reactions1 assignee
Open
[Android] Talkback reports incorrect number of list items
area-controls-listviewgood first issuelegacy-area-controlsplatform/androids/triagedt/a11yt/bug
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments0 reactions0 assignees
Open
Identity: Message for invalid username does not reflect actual permitted characters.
area-identityhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
7 comments0 reactions0 assignees
Open
[PowerToys Run] Support windows app synonyms
Help WantedIdea-EnhancementProduct-PowerToys Run
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments1 reaction0 assignees
Open
Visual Studio WinForms designer unable to display forms exported from VB.NET assembly
C#DecompilerEnhancementHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
22 comments0 reactions0 assignees
Open
Flow Launcher does not work after Windows has been suspended (Parallels on Mac)
bughelp wantedkeep-fresh
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label
13 comments0 reactions0 assignees
Open
AVIF image support (input and output)
good first issuenew feature
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label
15 comments28 reactions0 assignees