PowerShell/PowerShell - Open Source PR Review Scorecard

PowerShell for every system!

C-Rank Grade: A (Welcoming) - 64/100

External PR Merge Rate: 55%

Response Time: 21h

First Timer Success: 33%

Frequently Asked Questions

Is PowerShell/PowerShell welcoming to first-time open-source contributors?

PowerShell/PowerShell has a recorded first-timer success rate of 33.3%. Repositories ranked A typically provide actionable feedback during code reviews and actively nurture new community contributors.

How fast can I expect code review feedback on my pull request?

Maintainers in PowerShell/PowerShell respond to incoming external pull requests in approximately 21.5 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.

What does the 64.3 C-Rank™ score (A Tier) represent?

The C-Rank™ system evaluates GitHub projects on a 0–100 scale using real data: PR merge rates, review turnaround time, active maintainer presence, and first-time contributor success. A score of 64.3 places PowerShell/PowerShell in the A tier.

What is the external contributor pull request merge rate for PowerShell/PowerShell?

The external contributor pull request merge rate for PowerShell/PowerShell is 54.6%, based on public PR activity from non-core contributors.

Are there Good First Issues available in PowerShell/PowerShell?

PowerShell/PowerShell currently has 9 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".

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PowerShell/PowerShell

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AI Maintainer Review Guidelines

Review Persona

Welcoming Community Builder

Warmth Score
8.0/10
Patience Score
8.2/10
Nitpick Rate
45%

Collaborative maintainer environment in PowerShell/PowerShell. Reviews community pull requests with focus on project quality.

Top PR Submission Do's

  • •Ensure code complies with the project coding style
  • •Keep PRs scoped to a single concern
  • •Include context and link to the related issue

Top PR Friction Pitfalls (Don'ts)

  • •Do not submit PRs without linking an issue
  • •Do not break existing tests without fixing them
  • •Do not mix unrelated refactors in a single PR
Response Velocity
21 hours
Standard maintainer review cycle

Average Response Latency

Tracks hours until a maintainer leaves a review, comment, or PR response.

Merge Efficiency
54.6%
Moderate PR acceptance rate

External Acceptance Rate

Percentage of community pull requests successfully merged into main.

First-Timer Success
33.3%
Accepts new contributor PRs

First PR Conversion

Rate at which developers submitting their first repository PR succeed.

Active Maintainers
78 core
Highly collaborative maintainer core
Diagnostic Health HUD
54.6%
Merge Gauge
33.3%
1st-Timer
Community Vibe46/100

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Active Good First Issues (5)

View on GitHub

Summary of the new feature / enhancement As a user of Invoke-RestMethod or Invoke-WebRequest I would like to be able to use API's that leverage the QUERY method. Proposed technical implementation details (optional) RFC10008 was approved June this year and the method exists in .NET10 and .NET11. At a minimum I believe we need to add it to WebRequestMethod.cs

📅 Opened Sep 22, 2026💬 3 comments
Quality: 90/100Contribute

Prerequisites Write a descriptive title. Make sure you are able to repro it on the latest released version Search the existing issues. Refer to the FAQ. Refer to Differences between Windows PowerShell 5.1 and PowerShell. Steps to reproduce $source = @' using System.Collections.Specialized; using System.Management.Automation; [Cmdlet("Test", "StringCollectionBinding")] public sealed class TestStringCollectionBindingCommand : PSCmdlet { [Parameter(Mandatory = true)] public StringCollection Value { get; set; } protected override void ProcessRecord() { WriteObject(Value[0]); } } '@ $type = Add-Type -TypeDefinition $source -PassThru Import-Module -Assembly $type.Assembly # Select-Object emits one scalar PSObject wrapping a string. $value = 'test-value' | Select-Object -Unique $value.GetType().FullName $value -is [System.Management.Automation.PSObject] Test-StringCollectionBinding -Value $value # The control case succeeds: Test-StringCollectionBindin

📅 Opened Sep 3, 2026💬 2 comments
Quality: 60/100Contribute

Prerequisites Write a descriptive title. Make sure you are able to repro it on the latest released version Search the existing issues. Refer to the FAQ. Refer to Differences between Windows PowerShell 5.1 and PowerShell. This bug relates to a variable being changed even when an error results from -Option Constant being included in the Set-Variable call. I found 3 variations of this bug. 1. Writable variable is mutated even though an error results & { New-Variable -Name x -Value 1 Set-Variable -Name x -Value 2 -Option Constant ` -ErrorVariable setError Get-Variable -Name x | Select-Object Name, Value, Options $setError.FullyQualifiedErrorId } Error Message: Set-Variable: Line | 4 | Set-Variable -Name x -Value 2 -Option Constant ` | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | Existing variable x cannot be made constant. Variables can be made constant only at creation time. Expected: Name Value Options ----

📅 Opened Jul 12, 2026💬 1 comment
Quality: 65/100Contribute

Prerequisites Write a descriptive title. Make sure you are able to repro it on the latest released version Search the existing issues. Refer to the FAQ. Refer to Differences between Windows PowerShell 5.1 and PowerShell. Steps to reproduce As in the title, neither -Path nor -LiteralPath is marked as mandatory for Export-Csv. This prevents the cmdlet from promting for a path if we do not provide one, even though a path is required for the cmdlet to run. PS C:\Users\xyz> (Get-Command -Name Export-Csv).ImplementingType.GetProperty('Path').GetCustomAttributes([System.Management.Automation.ParameterAttribute]) ExperimentName : ExperimentAction : None Position : 0 ParameterSetName : __AllParameterSets Mandatory : False ValueFromPipeline : False ValueFromPipelineByPropertyName : False ValueFromRemainingArguments : False HelpMessage : HelpMessageBaseName

📅 Opened Jul 9, 2026💬 3 comments
Quality: 55/100Contribute

Steps to reproduce Run the Test-Connection cmdlet specifying a buffer size of 0, then inspect the BufferSize property of the output PingStatus object, or check the returned table: $result = Test-Connection -TargetName localhost -Count 1 -BufferSize 0 Write-Host "Result BufferSize property: $($result.BufferSize)" Write-Host "Actual Reply.Buffer.Length: $($result.Reply.Buffer.Length)" Expected behavior The cmdlet output and the BufferSize property should correctly reflect the requested buffer size of 0: Result BufferSize property: 0 Actual Reply.Buffer.Length: 0 Actual behavior The cmdlet output and the BufferSize property incorrectly report 32: Result BufferSize property: 32 Actual Reply.Buffer.Length: 0 The console output table also reports the BufferSize (B) as 32: Ping Source Address Latency BufferSize Status (ms) (B) ---- ------ ------- ------- ---------- ------ 1 l

📅 Opened Jul 5, 2026💬 2 comments
Quality: 55/100Contribute
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Contributor Compatibility & Review Speed Analysis for PowerShell/PowerShell

When evaluating whether to contribute to PowerShell/PowerShell, response velocity and maintainer engagement are crucial. GetMerged continuously tracks pull request trajectories, first-comment latency, and code review rounds to help developers avoid submitting pull requests to backlogged repositories.

Currently, maintainers of PowerShell/PowerShell acknowledge new external contributions in approximately 21 hours. Out of all submitted pull requests from non-core authors in the last 180-day window, 54.6% were successfully merged into the primary branch.

Frequently Asked Questions - Contributing to PowerShell/PowerShell

01

Is PowerShell/PowerShell welcoming to first-time open-source contributors?

PowerShell/PowerShell has a recorded first-timer success rate of 33.3%. Repositories ranked Welcoming typically provide actionable feedback during code reviews and actively nurture new community contributors.

02

How fast can I expect code review feedback on my pull request?

The initial maintainer response time averages ~21 hours. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.

03

What does the 64.3 C-Rank™ score represent?

The C-Rank™ index scores repositories on a 0 to 100 scale using an objective formula: external PR merge rates, initial response speed, active maintainer count, and first-time contributor retention. A score of 64.3 places PowerShell/PowerShell in the Welcoming tier.

04

What is the external contributor pull request merge rate for PowerShell/PowerShell?

The external pull request merge rate is 54.6%. GetMerged isolates non-core community contributions so external developers get an accurate benchmark of PR acceptance probability.

05

Are there beginner Good First Issues open in PowerShell/PowerShell?

Yes, PowerShell/PowerShell currently has 9 active issue(s) tagged with beginner-friendly labels. You can inspect these directly from the repository issues tab.

GetMerged C-Rank™ Indexing Standard

All metrics displayed for PowerShell/PowerShell are automatically retrieved via the public GitHub API and recalculated daily. Insider pull requests submitted by repository owners or organization members are excluded from merge rate calculations to preserve objective external contributor statistics.