iTowns/itowns - Open Source PR Review Scorecard

A Three.js-based framework written in Javascript/WebGL for visualizing 3D geospatial data

C-Rank Grade: A (Welcoming) - 57/100

External PR Merge Rate: 70%

Response Time: 3d

First Timer Success: 75%

Frequently Asked Questions

Is iTowns/itowns welcoming to first-time open-source contributors?

iTowns/itowns has a recorded first-timer success rate of 75.0%. 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 iTowns/itowns respond to incoming external pull requests in approximately 80.4 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.

What does the 56.9 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 56.9 places iTowns/itowns in the A tier.

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

The external contributor pull request merge rate for iTowns/itowns is 69.8%, based on public PR activity from non-core contributors.

Are there Good First Issues available in iTowns/itowns?

iTowns/itowns currently has 1 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".

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iTowns/itowns

1,266
InactiveA•Welcoming(57/100)JavaScript

A Three.js-based framework written in Javascript/WebGL for visualizing 3D geospatial data

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AI Maintainer Review Guidelines

Review Persona

High-Friction Gatekeeper

Warmth Score
5.0/10
Patience Score
6.0/10
Nitpick Rate
65%

Rigorous architecture standards (100% critical review signals). Ensure PRs strictly follow guidelines before requesting review in iTowns/itowns.

Top PR Submission Do's

  • •Verify all existing package test suites run cleanly
  • •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
3 days+
Standard maintainer review cycle

Average Response Latency

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

Merge Efficiency
69.8%
Moderate PR acceptance rate

External Acceptance Rate

Percentage of community pull requests successfully merged into main.

First-Timer Success
75.0%
Strong first-timer PR acceptance rate

First PR Conversion

Rate at which developers submitting their first repository PR succeed.

Active Maintainers
10 core
Highly collaborative maintainer core
Diagnostic Health HUD
69.8%
Merge Gauge
75.0%
1st-Timer
Community Vibe50/100

Embed C-Rank Badge

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

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

Active Good First Issues (1)

View on GitHub

https://github.com/iTowns/itowns/blob/bbdd27d9eab2c32876162b22e065c666b1674c55/examples/jsm/PointCloudHelper.js#L47C1-L68C1 This feature was already started in CameraUtils.animateCameraToLookAtTarget , This feature allows you to position the camera on coordinates or an extend. It works in both planar and globe viewers. It takes into account the loading of the DTM, which can cause the terrain to pass over the camera. There are several parameters: tilt, heading, distance, animated. It is used in GlobeControls and could also be used in PlanarControls. This is a possibility for factorization. For this, the layer must have a footprint property. I had asked @ftoromanoff to keep it in Clouds Layer. Unfortunately, I don't have time to start this factorization at the moment.

📅 Opened Feb 20, 2026💬 2 comments
Quality: 30/100Contribute
Looking for more JavaScript beginner tasks?Explore JavaScript GFI

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Contributor Compatibility & Review Speed Analysis for iTowns/itowns

When evaluating whether to contribute to iTowns/itowns, 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 iTowns/itowns acknowledge new external contributions in approximately 3 days+. Out of all submitted pull requests from non-core authors in the last 180-day window, 69.8% were successfully merged into the primary branch.

Frequently Asked Questions - Contributing to iTowns/itowns

01

Is iTowns/itowns welcoming to first-time open-source contributors?

iTowns/itowns has a recorded first-timer success rate of 75.0%. 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 ~3 days+. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.

03

What does the 56.9 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 56.9 places iTowns/itowns in the Welcoming tier.

04

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

The external pull request merge rate is 69.8%. 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 iTowns/itowns?

Yes, iTowns/itowns currently has 1 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 iTowns/itowns 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.