dotnet/fsharp
View on GitHubThe F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio
- Stars
- 4.3k
- Forks
- 876
- Open beginner issues
- 0
- Indexed issues
- 1.1k
- Avg merge
- 4d 22h
- Merged PRs (30d)
- 144
- Dominant language
- F#
- 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 good first issue
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Area-Debug Feature Request Needs-design
dotnet/fsharp#18174 · 1 comment · 1 reaction · 0 assignees ·
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dotnet/fsharp#18199 · 8 comments · 2 reactions · 0 assignees ·
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Area-LangService-BlockStructure Area-VS-Editor Bug Impact-Medium
dotnet/fsharp#18212 · 0 comments · 0 reactions · 0 assignees ·
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Area-Compiler-Optimization Area-Compiler-StateMachines Feature Request help wanted
dotnet/fsharp#18213 · 3 comments · 1 reaction · 0 assignees ·
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Bug Impact-Low
dotnet/fsharp#18218 · 0 comments · 0 reactions · 0 assignees ·
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Impact-High Needs-Repro Regression Theme-Performance
dotnet/fsharp#18225 · 10 comments · 1 reaction · 1 assignee ·
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Bug Impact-Medium Needs-Repro
dotnet/fsharp#18254 · 4 comments · 1 reaction · 0 assignees ·
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Area-Compiler-CodeGen Bug Feature Improvement Theme-Simple-F#
dotnet/fsharp#18259 · 9 comments · 0 reactions · 0 assignees ·
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Area-Compiler-CodeGen Bug Impact-High
dotnet/fsharp#18263 · 7 comments · 0 reactions · 1 assignee ·
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dotnet/fsharp#18293 · 1 comment · 0 reactions · 1 assignee ·
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Bug Needs-Triage
dotnet/fsharp#18302 · 3 comments · 0 reactions · 0 assignees ·
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Area-Debug Bug Impact-High
dotnet/fsharp#18305 · 5 comments · 1 reaction · 1 assignee ·
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Area-Compiler-Checking Bug Impact-Medium
dotnet/fsharp#18312 · 1 comment · 0 reactions · 0 assignees ·
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Area-Compiler-Checking Area-Compiler-Checking-Byref Bug Impact-Low
dotnet/fsharp#18313 · 0 comments · 0 reactions · 0 assignees ·
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Area-Compiler-PatternMatching Bug Impact-Medium Needs-design
dotnet/fsharp#18315 · 4 comments · 1 reaction · 0 assignees ·
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Area-TypeProviders Feature Improvement
dotnet/fsharp#18316 · 3 comments · 0 reactions · 0 assignees ·
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Area-Tooling Continuous Improvement help wanted
dotnet/fsharp#18321 · 4 comments · 0 reactions · 0 assignees ·
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Area-Compiler-SRTP Bug Impact-High
dotnet/fsharp#18344 · 15 comments · 0 reactions · 1 assignee ·
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Area-VS-FSI Bug Impact-Low
dotnet/fsharp#18357 · 0 comments · 0 reactions · 0 assignees ·
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Area-Compiler-Checking Area-Compiler-Checking-NameResolution Bug Impact-Low
dotnet/fsharp#18364 · 0 comments · 0 reactions · 0 assignees ·
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Area-Compiler-CodeGen Bug Impact-Low
dotnet/fsharp#18374 · 4 comments · 0 reactions · 0 assignees ·
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Area-LangService-CodeFixes Bug Impact-Low
dotnet/fsharp#18389 · 2 comments · 0 reactions · 0 assignees ·
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Area-VS Bug Impact-High
dotnet/fsharp#18392 · 1 comment · 0 reactions · 0 assignees ·
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FS0193: internal error: startIndex cannot be larger than length of string. (Parameter 'startIndex') OpenArea-Compiler-Syntax Bug Impact-Low
dotnet/fsharp#18402 · 0 comments · 2 reactions · 0 assignees ·
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Area-Compiler-Syntax Bug Impact-Medium
dotnet/fsharp#18416 · 2 comments · 0 reactions · 0 assignees ·
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Area-Compiler-SRTP Bug Impact-Low
dotnet/fsharp#18417 · 4 comments · 0 reactions · 0 assignees ·
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Area-FSI Bug Impact-Low Regression
dotnet/fsharp#18424 · 5 comments · 0 reactions · 1 assignee ·
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Engineering Impact-Low
dotnet/fsharp#18432 · 3 comments · 0 reactions · 0 assignees ·
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Area-Diagnostics Feature Request
dotnet/fsharp#18442 · 6 comments · 4 reactions · 0 assignees ·
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Area-Compiler-ImportAndInterop Feature Request Needs-design Needs-RFC
dotnet/fsharp#18445 · 3 comments · 0 reactions · 0 assignees ·
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Area-Diagnostics Feature Request
dotnet/fsharp#18453 · 2 comments · 0 reactions · 0 assignees ·
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Area-Diagnostics Area-LangService-Diagnostics Feature Improvement
dotnet/fsharp#18454 · 1 comment · 0 reactions · 0 assignees ·
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Area-Compiler-Checking Feature Request good first issue help wanted
dotnet/fsharp#18489 · 8 comments · 2 reactions · 0 assignees ·
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Area-Compiler-Checking Area-Compiler-Checking-Byref Feature Improvement
dotnet/fsharp#18512 · 3 comments · 0 reactions · 0 assignees ·
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Area-Library Feature Request
dotnet/fsharp#18529 · 5 comments · 2 reactions · 0 assignees ·
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Area-Compiler-Checking Area-Compiler-Checking-Overloads Area-ComputationExpressions Bug
dotnet/fsharp#18540 · 2 comments · 1 reaction · 0 assignees ·
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Area-Compiler-StateMachines Bug
dotnet/fsharp#18547 · 5 comments · 0 reactions · 0 assignees ·
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Area-Compiler-Checking Area-Compiler-SRTP Bug
dotnet/fsharp#18561 · 0 comments · 0 reactions · 0 assignees ·
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Area-Compiler-Checking Bug
dotnet/fsharp#18574 · 0 comments · 0 reactions · 0 assignees ·
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Area-VS-Editor Feature Request
dotnet/fsharp#18621 · 2 comments · 2 reactions · 0 assignees ·
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Area-LSP Feature Request
dotnet/fsharp#18626 · 0 comments · 1 reaction · 1 assignee ·
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Area-Compiler-StateMachines Bug
dotnet/fsharp#18667 · 2 comments · 0 reactions · 0 assignees ·
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Area-Compiler-CodeGen Area-Compiler-StateMachines Bug
dotnet/fsharp#18672 · 3 comments · 0 reactions · 0 assignees ·
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Area-Debug Bug
dotnet/fsharp#18684 · 1 comment · 0 reactions · 0 assignees ·
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Area-LSP Feature Request
dotnet/fsharp#18696 · 0 comments · 1 reaction · 1 assignee ·
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Area-SetupAndDelivery Feature Request
dotnet/fsharp#18704 · 10 comments · 3 reactions · 0 assignees ·
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Area-SetupAndDelivery Area-VS-Editor Feature Request
dotnet/fsharp#18726 · 0 comments · 0 reactions · 0 assignees ·
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dotnet/fsharp#18731 · 0 comments · 1 reaction · 0 assignees ·
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Area-ComputationExpressions Bug
dotnet/fsharp#18734 · 0 comments · 0 reactions · 0 assignees ·
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Bug
dotnet/fsharp#18738 · 0 comments · 0 reactions · 0 assignees ·