dotnet/command-line-api

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Command line parsing, invocation, and rendering of terminal output.

Stars: 3.7k
Forks: 428
Open beginner issues: 0
Indexed issues: 443

Dominant language: C#
License: MIT
Last GitHub push: Aug 17, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

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443 open issues indexed

Completion script gives me a syntactic error Open

dotnet/command-line-api#2290 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Allow handlers to return integral return codes Open

dotnet/command-line-api#2294 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Exception occurs when Argument<bool> is omitted Open

dotnet/command-line-api#2295 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CommandHandler.Create delegate does not get correctly bound options Open

dotnet/command-line-api#2297 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to output all commands and options through -- help Open

dotnet/command-line-api#2299 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
dotnet-suggest: Retrieve "real/final" path for symlink compatibility Open

dotnet/command-line-api#2301 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
dotnet-suggest: Completion when launching global tool via "dotnet" Open

dotnet/command-line-api#2302 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
2279 bump Open

dotnet/command-line-api#2303 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Upgrade to .NET 9 SDK Open

dotnet/command-line-api#2305 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Include @dotnet/source-build-internal as code owners for SB files Open

dotnet/command-line-api#2307 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Extend IHostBuilder configuration based on command Open

dotnet/command-line-api#2308 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
CommandHandler.GetExitCodeAsync only awaits Task<int> return types Open

dotnet/command-line-api#2314 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
First argument is treated as command if it matches the assembly name Open

dotnet/command-line-api#2315 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
RegisterWithDotnetSuggest does not honor symlinks Open

dotnet/command-line-api#2317 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
TryReadResponseFile masks nested response file resolution failures Open

Area-Parser and Binder bug

dotnet/command-line-api#2324 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add support for "default verb" Open

dotnet/command-line-api#2325 · 9 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
HostingAction wrapper does not honor Terminating flag of original action Open

dotnet/command-line-api#2353 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
BinderBase functionality replacement Open

dotnet/command-line-api#2358 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
EnvironmentDirective has a hard-coded call to Environment.SetEnvironmentVariable making it hard to test Open

dotnet/command-line-api#2363 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Usage root command does not display `ToolCommandName` Open

dotnet/command-line-api#2365 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
dotnet tool install can return an incorrect error message Open

dotnet/command-line-api#2404 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CLI fails on read-only file system Open

dotnet/command-line-api#2379 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to Prevent `IHost` from Starting on Command-Line Open

dotnet/command-line-api#2390 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[main] Test has incorrect errors for `-x 1 2 3 4` Open

dotnet/command-line-api#2392 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Shell Completions Open

Area-Completions enhancement

dotnet/command-line-api#2425 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Feature request: Support POSIX standard of using single hyphen "-" to mean standard input. Open

dotnet/command-line-api#2432 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Library of predefined CliCommands Open

dotnet/command-line-api#2434 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Location can't be both implicit and explicit Open

dotnet/command-line-api#2437 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Tokenizer.Tokenize requires CliCommand rootCommand when it is already passed in via the CliConfiguration Open

dotnet/command-line-api#2438 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Why are we inferring the root command when it is required to be passed into the Tokenizer.Tokenize call? Open

dotnet/command-line-api#2439 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
List<CliToken> tokenList should be renamed to List<CliToken> tokens Open

dotnet/command-line-api#2440 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to use System.CommandLine in WinForm? Open

dotnet/command-line-api#2452 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to get `Command` when setting up host. Open

dotnet/command-line-api#2459 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Class and Property Attributes Open

dotnet/command-line-api#2480 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature Request] Allow response files to resolve the environment variables. Open

dotnet/command-line-api#2482 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Wrong argument applied Open

dotnet/command-line-api#2484 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[NETSDKE2E][Loc]With NET9 RC2 SDK installed, some strings are unlocalized in output of "dotnet workload search --help". Open

dotnet/command-line-api#2499 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Fluent syntax for command creation Open

dotnet/command-line-api#2494 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Late-binding options Open

dotnet/command-line-api#2495 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Enable NuGet Audit in command-line-api Open

dotnet/command-line-api#2497 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
"--version option cannot be combined with other arguments." is not displayed when "--help" is also specified Open

dotnet/command-line-api#2501 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
A random argument value is passed in place of an optional argument Open

dotnet/command-line-api#2502 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Feature Request: Add Examples section in HelpBuilder. Open

Area-Help

dotnet/command-line-api#2510 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Require non-empty Argument of collection type Open

dotnet/command-line-api#2513 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Command line call help text from inside handler Open

dotnet/command-line-api#2514 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
NullReferenceException breaks suggest for everything Open

dotnet/command-line-api#2523 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Completions for Enum values provide all enum names instead of provided Open

dotnet/command-line-api#2527 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Flag to hide description Open

dotnet/command-line-api#2537 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Customize version style Open

dotnet/command-line-api#2542 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Commands with subcommands but without handler doesn't show signature help Open

dotnet/command-line-api#2570 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026

dotnet/command-line-api

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