Music Blocks -- A musical microworld
C-Rank Grade: A (Welcoming) - 63/100
External PR Merge Rate: 54%
Response Time: 18h
First Timer Success: 35%
sugarlabs/musicblocks has a recorded first-timer success rate of 34.7%. Repositories ranked A typically provide actionable feedback during code reviews and actively nurture new community contributors.
Maintainers in sugarlabs/musicblocks respond to incoming external pull requests in approximately 17.6 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.
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 62.9 places sugarlabs/musicblocks in the A tier.
The external contributor pull request merge rate for sugarlabs/musicblocks is 54.3%, based on public PR activity from non-core contributors.
sugarlabs/musicblocks does not currently have active "good first issue" tags indexed, but accepts external contributions through standard GitHub issue tracking.
Music Blocks -- A musical microworld
Balanced & professional review environment in sugarlabs/musicblocks. Maintains strict focus on technical quality and test standards.
Average Response Latency
Tracks hours until a maintainer leaves a review, comment, or PR response.
External Acceptance Rate
Percentage of community pull requests successfully merged into main.
First PR Conversion
Rate at which developers submitting their first repository PR succeed.
Show contributors that your repository actively reviews and merges external pull requests.
[](https://getmerged.abhishekco.de/sugarlabs/musicblocks?utm_source=github&utm_medium=badge)
Historical health & responsiveness evolution
External PR acceptance
First PR success rate
50% receive response in
90% receive response in
Maintainer review activity heatmap & prime window prediction
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Detected: UTC
Maintainers are most responsive around 20:00 UTC (20:00 UTC in your timezone). Recommended submission window is Monday - Wednesday from 19:00 to 23:00 UTC (19:00 - 23:00 UTC local).
Maintainer Strategy: Maintainer Sweet Spot: PRs under 150 lines merge in ~11 hours (68% approval). Large PRs (>500 lines) take ~85 hours (24% approval). Keep your diff compact for rapid review.
Description When playing a temperament in the temperament widget, there is something wrong with the notes played at the octave. For example, 12EDO plays C4, Db4, D4, Eb4, E4, F4, Gb4, G4, Ab4, A4, Bb4, B4, C5, C5, C5, B4, Bb4, ... C4. When the 3 C5s play, only the 2nd one is highlighted like the other notes. Expected Behavior C5 should only be played once and when it is played, it should be highlighted. How to Reproduce Open the temperament widget Hit the play button Observe that the octave of the tonic plays 3 times. Console log Errors: N/A Environment: Operating System: Fedora Browser (if applicable): FIrefix Version of Software/Project: master Checklist I have read and followed the project's code of conduct. I have searched for similar issues before creating this one. I have provided all the necessary information to understand and reproduce the issue. I am willing to contribute to the resolution of this issue. Thank you for contributing to our project! We appreciate your
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When evaluating whether to contribute to sugarlabs/musicblocks, 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 sugarlabs/musicblocks acknowledge new external contributions in approximately 17 hours. Out of all submitted pull requests from non-core authors in the last 180-day window, 54.3% were successfully merged into the primary branch.
sugarlabs/musicblocks has a recorded first-timer success rate of 34.7%. Repositories ranked Welcoming typically provide actionable feedback during code reviews and actively nurture new community contributors.
The initial maintainer response time averages ~17 hours. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.
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 62.9 places sugarlabs/musicblocks in the Welcoming tier.
The external pull request merge rate is 54.3%. GetMerged isolates non-core community contributions so external developers get an accurate benchmark of PR acceptance probability.
sugarlabs/musicblocks does not have open beginner labels indexed currently, but external PRs for bugs and documentation improvements are evaluated via normal issue triage.
All metrics displayed for sugarlabs/musicblocks 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.