Is ppy/osu welcoming to first-time open-source contributors?
ppy/osu has a recorded first-timer success rate of 49.0%. Repositories ranked B typically provide actionable feedback during code reviews and actively nurture new community contributors.
Response Velocity
2 days+
Standard maintainer review cycle
Average Response Latency
Tracks hours until a maintainer leaves a review, comment, or PR response.
Merge Efficiency
65.3%
Moderate PR acceptance rate
External Acceptance Rate
Percentage of community pull requests successfully merged into main.
First-Timer Success
49.0%
Accepts new contributor PRs
First PR Conversion
Rate at which developers submitting their first repository PR succeed.
Active Maintainers
65 core
Highly collaborative maintainer core
Diagnostic Health HUD
65.3%
Merge Gauge
49.0%
1st-Timer
Community Vibe41/100
Embed C-Rank Badge
Show contributors that your repository actively reviews and merges external pull requests.
[](https://getmerged.abhishekco.de/ppy/osu?utm_source=github&utm_medium=badge)
PR Size vs Review Speed
Best Pull Request Size for ppy/osu
Sweet Spot: < 150 lines
Small (<150 LOC)Recommended
1.4davg review
82% Merge Approval
Medium (150–500 LOC)Normal
3.3davg review
62% Merge Approval
Large (>500 LOC)Slow
10.7davg review
29% Merge Approval
Maintainer Strategy: Maintainer Sweet Spot: PRs under 150 lines merge in ~35 hours (82% approval). Large PRs (>500 lines) take ~257 hours (29% approval). Keep your diff compact for rapid review.
Interactive Test: Test your planned branch diff against ppy/osu's ~150 LOC sweet spot before opening a PR.
PR Merge Doctor · Pre-Submission Diff Check
Simulate Your PR Merge Speed
Enter your branch size and test coverage below to forecast review turnaround and get 1-click git splitting commands.
Active Good First Issues (0)
No cached good first issues currently tracked for ppy/osu.
Looking for more C# beginner tasks?Explore C# 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.
Maintainer helpfulness
Review speed
Beginner friendliness
Contributor Compatibility & Review Speed Analysis for ppy/osu
When evaluating whether to contribute to ppy/osu, 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 ppy/osu acknowledge new external contributions in approximately 2 days+. Out of all submitted pull requests from non-core authors in the last 180-day window, 65.3% were successfully merged into the primary branch.
Frequently Asked Questions - Contributing to ppy/osu
01
Is ppy/osu welcoming to first-time open-source contributors?
ppy/osu has a recorded first-timer success rate of 49.0%. Repositories ranked Solid 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 ~2 days+. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.
03
What does the 49.6 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 49.6 places ppy/osu in the Solid tier.
04
What is the external contributor pull request merge rate for ppy/osu?
The external pull request merge rate is 65.3%. 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 ppy/osu?
ppy/osu does not have open beginner labels indexed currently, but external PRs for bugs and documentation improvements are evaluated via normal issue triage.
GetMerged C-Rank™ Indexing Standard
All metrics displayed for ppy/osu 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.