euisuh/reporbit-corpus

RepOrbit Corpus — RMI Validation Dataset

Repository Management Quality Index (RMI) scores and external maintenance labels for 147 public JavaScript/TypeScript npm libraries, collected for the paper:

RepOrbit: Visualizing and Scoring Repository Management Quality over Time
SCAM 2026 (Engineering Track)

Files

File	Description
external-labels.jsonl	149 candidate repos with archived, npmDeprecated, lastPush proxy labels
endpoint-scores.csv	Endpoint RMI + component scores for 147 repos (last snapshot)

RMI Components

commitHygiene, issueHygiene, prHygiene, ciDiscipline, releaseRegularity, docCoverage, codeMaintainability, recency — each 0–100, weighted into rmi.

Key Results

• AUC (RMI → stale): 0.782 [0.690, 0.864]
• AUC (recency baseline): 0.752
• Commit-inactive subgroup AUC: 0.838 (N=36)
• Spearman ρ(RMI, days-since-last-push) = −0.472, p<0.001
• Stale: 46 repos, Active: 101 repos

Stale Label Definition

A repo is stale if archived=true OR npmDeprecated=true OR no push in >365 days (reference date 2026-06-16).

Citation

@dataset{reporbit-dataset,
  author    = {Jeong, Euisuh},
  title     = {{RepOrbit Corpus: RMI Validation Dataset}},
  year      = {2026},
  publisher = {Hugging Face},
  url       = {https://huggingface.co/datasets/euisuh/reporbit-corpus}
}