zalando/skipper - Open Source PR Review Scorecard

An HTTP router and reverse proxy for service composition, including use cases like Kubernetes Ingress

C-Rank Grade: A (Welcoming) - 66/100

External PR Merge Rate: 83%

Response Time: 1d

First Timer Success: 69%

Frequently Asked Questions

Is zalando/skipper welcoming to first-time open-source contributors?

zalando/skipper has a recorded first-timer success rate of 68.8%. 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 zalando/skipper respond to incoming external pull requests in approximately 34.0 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.

What does the 65.5 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 65.5 places zalando/skipper in the A tier.

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

The external contributor pull request merge rate for zalando/skipper is 83.0%, based on public PR activity from non-core contributors.

Are there Good First Issues available in zalando/skipper?

zalando/skipper currently has 6 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".

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An HTTP router and reverse proxy for service composition, including use cases like Kubernetes Ingress

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AI Maintainer Review Guidelines

Review Persona

Constructive Code Reviewer

Warmth Score
7.4/10
Patience Score
7.8/10
Nitpick Rate
33%

Balanced & professional review environment in zalando/skipper. Maintains strict focus on technical quality and test standards.

Top PR Submission Do's

  • Add unit tests with >80% coverage for modified code paths
  • Use conventional commit messages and clean branch names
  • Link relevant GitHub issue ID in PR description pre-flight checklist

Top PR Friction Pitfalls (Don'ts)

  • Do not submit unlinked PRs without referencing an existing issue
  • Do not mix refactoring and feature logic into a single commit
  • Do not ping maintainers repeatedly within 24 hours of opening
Response Velocity
1 days+
Standard maintainer review cycle

Average Response Latency

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

Merge Efficiency
83.0%
High acceptance rate for external PRs

External Acceptance Rate

Percentage of community pull requests successfully merged into main.

First-Timer Success
68.8%
Strong first-timer PR acceptance rate

First PR Conversion

Rate at which developers submitting their first repository PR succeed.

Active Maintainers
25 core
Highly collaborative maintainer core
Diagnostic Health HUD
83.0%
Merge Gauge
68.8%
1st-Timer
Community Vibe58/100

Embed C-Rank Badge

Show contributors that your repository actively reviews and merges external pull requests.

GetMerged C-Rank badge for zalando/skipper
[![GetMerged C-Rank](https://getmerged.abhishekco.de/api/badge/zalando/skipper)](https://getmerged.abhishekco.de/zalando/skipper?utm_source=github&utm_medium=badge)

Active Good First Issues (6)

View on GitHub

This repository currently has 6 open good first issue tickets available for newcomers.

View all good first issues directly on GitHub

Looking for more Go beginner tasks?Explore Go GFI

Contributor Community Vibe Feedback

Rate what actually matters after opening a pull request here.

Have you contributed to this repo?

Rate your first-hand PR experience (review speed, maintainer responsiveness, and onboarding ease) to help other contributors.

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Maintainer helpfulness
Review speed
Beginner friendliness

Contributor Compatibility & Review Speed Analysis for zalando/skipper

When evaluating whether to contribute to zalando/skipper, 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 zalando/skipper acknowledge new external contributions in approximately 1 days+. Out of all submitted pull requests from non-core authors in the last 180-day window, 83.0% were successfully merged into the primary branch.

Frequently Asked Questions - Contributing to zalando/skipper

01

Is zalando/skipper welcoming to first-time open-source contributors?

zalando/skipper has a recorded first-timer success rate of 68.8%. 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 ~1 days+. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.

03

What does the 65.5 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 65.5 places zalando/skipper in the Welcoming tier.

04

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

The external pull request merge rate is 83.0%. 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 zalando/skipper?

Yes, zalando/skipper currently has 6 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 zalando/skipper 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.