dotnet/vscode-csharp

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Official C# support for Visual Studio Code

Stars: 3.1k
Forks: 737
Open beginner issues: 0
Indexed issues: 651
Avg merge: 17h 9m
Merged PRs (30d): 22

Dominant language: TypeScript
License: MIT
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Open All

648 open issues indexed

Debug watch does not format list items using the format specifiers Open

Bug Debugger Debugger-ExpressionEvaluation OmniSharp Triaged

dotnet/vscode-csharp#4823 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
Go to the implementation of an interface when decompiling source code Open

Feature Request Improvement Triaged

dotnet/vscode-csharp#4825 · 4 comments · 12 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature] Add `Implementation` CodeLens Open

Editor-CodeLens Feature Request Triaged

dotnet/vscode-csharp#4826 · 0 comments · 8 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature Request] Configurable Code Lens position Open

OmniSharp

dotnet/vscode-csharp#4836 · 0 comments · 12 reactions · 0 assignees · Indexed Sep 15, 2026
Could not load source ...: Incorrect format of 'source' message.. Open

Debugger OmniSharp Question

dotnet/vscode-csharp#4842 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Problems/error state does not update until file is modified (Mac only) Open

Needs Investigation OmniSharp Triaged

dotnet/vscode-csharp#4867 · 3 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
Debug symbols not being loaded in new Worker template project Open

Debugger OmniSharp Triaged

dotnet/vscode-csharp#4886 · 19 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Debugger will not stay attached (Mac, .NET 6, Azure Function Core Tools 4.x) Open

Debugger Triaged

dotnet/vscode-csharp#4903 · 46 comments · 22 reactions · 0 assignees · Indexed Sep 15, 2026
Error processing 'configurationDone' request. Access is denied. Open

Debugger OmniSharp Question

dotnet/vscode-csharp#4918 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Error: "command '' not found" when clicking on "Downloading Packages..." in status bar Open

OmniSharp

dotnet/vscode-csharp#4928 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Port conflicts when debugging on MacOS Open

Debugger OmniSharp

dotnet/vscode-csharp#4952 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Editing does not auto indent code Open

OmniSharp

dotnet/vscode-csharp#4957 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
UnComment Long Comment when using ms-dotnettools.csharp as formatter in Blazor Server Open

OmniSharp Razor

dotnet/vscode-csharp#4965 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some Small inconsistency with Code Coloring Open

OmniSharp Razor

dotnet/vscode-csharp#4967 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Auto Close parentheses for methods Open

dotnet/vscode-csharp#4968 · 4 comments · 5 reactions · 0 assignees · Indexed Sep 15, 2026
Feature proposal: replace "some projects have trouble loading" message with diagnostics Open

Enhancement

dotnet/vscode-csharp#4981 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Blazor unsupported? Open

Blazor OmniSharp Razor

dotnet/vscode-csharp#4997 · 11 comments · 8 reactions · 0 assignees · Indexed Sep 15, 2026
Bad syntax highlighting for ternary operator in Razor Open

Editor-Syntax Highlighting OmniSharp Razor

dotnet/vscode-csharp#5002 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Setting `csharp.semanticHighlighting.enabled` to true breaks syntax highlighting for base classes and attributes Open

dotnet/vscode-csharp#5016 · 8 comments · 6 reactions · 0 assignees · Indexed Sep 15, 2026
Feature Request: Testing API Support Open

Feature Request Triaged

dotnet/vscode-csharp#5020 · 8 comments · 21 reactions · 0 assignees · Indexed Sep 15, 2026
There is no syntax prompt when entering a template string. Open

dotnet/vscode-csharp#5021 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support Debugger Text Visualizer Open

Debugger Feature Request

dotnet/vscode-csharp#5023 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Suggest details text doesn't wrap Open

OmniSharp

dotnet/vscode-csharp#5025 · 3 comments · 6 reactions · 0 assignees · Indexed Sep 15, 2026
Razor: "quotes" not supported in attr="@expr" Open

OmniSharp Razor

dotnet/vscode-csharp#5027 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Xaml Hot Reload support Open

Debugger Feature Request OmniSharp

dotnet/vscode-csharp#5034 · 2 comments · 11 reactions · 0 assignees · Indexed Sep 15, 2026
Blazor razor code highlighting doesn't work well Open

Blazor OmniSharp Razor Triaged

dotnet/vscode-csharp#5039 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Self closing blazor tag causes colorization loss Open

OmniSharp Razor Triaged

dotnet/vscode-csharp#5042 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Lag bug Open

OmniSharp Razor Triaged

dotnet/vscode-csharp#5046 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Error "Couldn't start client Razor Language Server" when omnisharp.useModernNet=true on MacOS with arm64 Open

OmniSharp Razor

dotnet/vscode-csharp#5093 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
System.Reflection.ReflectionTypeLoadException when getting code actions Open

Editor-Code Actions OmniSharp

dotnet/vscode-csharp#5105 · 16 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
Indentation not work if use HtmlTagHelper without quote Open

OmniSharp Razor Triaged

dotnet/vscode-csharp#5119 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Code blocks for xmldoc specifications escapes content Open

Bug OmniSharp

dotnet/vscode-csharp#5130 · 3 comments · 8 reactions · 0 assignees · Indexed Sep 15, 2026
Failure to parse type while using `using NAME = CLASS` Open

Needs Investigation OmniSharp Triaged

dotnet/vscode-csharp#5146 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature Request] Clarify methods referenced in parent Open

Feature Request Triaged

dotnet/vscode-csharp#5152 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Generate launch.json/task.json for both debug and release configurations Open

Feature Request Launch and Task Assets

dotnet/vscode-csharp#5165 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add a way to filter/group threads in the debugger call stack view Open

Debugger External-Issue OmniSharp

dotnet/vscode-csharp#5174 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add an option to drop namespaces, assembly name, and project path from call stack frames Open

Debugger External-Issue Feature Request OmniSharp

dotnet/vscode-csharp#5175 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature] Reread BannedApiAnalyzers analyser's config file when modified Open

OmniSharp

dotnet/vscode-csharp#5185 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
How do I pass --nobuild to dotnet test when using 'Debug Tests' button? Open

Test

dotnet/vscode-csharp#5205 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Root namespace with dots breaks namespace sync Open

OmniSharp

dotnet/vscode-csharp#5212 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Failed download source code file when debugging . Open

Debugger OmniSharp

dotnet/vscode-csharp#5214 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Quick fixes are duplicated when EnforceCodeStyleInBuild is enabled Open

OmniSharp

dotnet/vscode-csharp#5217 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
OmniSharp crashes with System.AccessViolationException Open

OmniSharp Razor

dotnet/vscode-csharp#5251 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Remove unused usings on format Open

OmniSharp

dotnet/vscode-csharp#5261 · 15 comments · 22 reactions · 0 assignees · Indexed Sep 15, 2026
Breakpoints can be set up in invalid places😱 Open

Blocked on VSCode Debugger Feature Request OmniSharp

dotnet/vscode-csharp#5267 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Move file - namespace is not adjusted Open

OmniSharp

dotnet/vscode-csharp#5270 · 0 comments · 7 reactions · 0 assignees · Indexed Sep 15, 2026
Add curly brackets automatically for methods and classes Open

Enhancement

dotnet/vscode-csharp#5272 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Announcement: A roadmap update on the VS Code C# extension Open

OmniSharp

dotnet/vscode-csharp#5276 · 323 comments · 1364 reactions · 0 assignees · Indexed Sep 15, 2026
please add `#region` etc to outline Open

Feature Request

dotnet/vscode-csharp#5280 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Formatting breaks with bad parameter `index` Open

OmniSharp Razor

dotnet/vscode-csharp#5281 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026

dotnet/vscode-csharp

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