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psf/black

Establishedrank #164

The uncompromising Python code formatter

42.1k+292 · 7d 3k 148est. MITPythonpushed 1h ago
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Composite

67

conf 65%

Momentum

59

conf 60%

Vitality (PVI)

66

conf 67%

Community

60

conf 60%

Security & maint.

91

conf 85%

Ecosystem influence

69

conf 60%

Opportunity

58

conf 60%

Breakout · 7d

50%

conf 71%

Executive summary

black is currently classified as established with a composite score of 67/100. Momentum (59) and vitality (66) are aligned — growth is backed by sustained maintenance. Estimated 7-day gain of 292 stars against a 42.1k-star base. Risk is assessed as low; the interpretable model puts its probability of entering the top trend cohort within 7 days at 50%.

90-day trajectory

+1.2k · 30d
2026-08-012026-10-29

Score breakdown

Every input, weight and normalized value — nothing hidden. Inputs marked est. are estimated until the full ingestion pipeline lands.

Momentum

Star velocityest.25%68
Star accelerationest.15%52
Fork velocityest.10%58
Contributor growthest.10%70
Issue activity growthest.10%54
PR activity growthest.10%66
External mention velocityest.10%6
Release event impactest.5%90
Trending-rank persistenceest.5%73

Model tn-interpretable-1.0.0 · confidence 60% · coverage 100%

Project Vitality Index

Commit consistency20%100
Release cadenceest.15%55
PR responsivenessest.15%45
Issue responsivenessest.15%51
Contributor diversityest.10%80
Maintainer continuityest.10%66
Documentation qualityest.5%57
Dependency freshnessest.5%52
Security hygieneest.5%54

Model tn-interpretable-1.0.0 · confidence 67% · coverage 100%

Security & maintenance

Release recency25%100
License clarity20%92
Maintenance status25%100
Dependency stalenessest.15%60
Bus factorest.15%90

Model tn-interpretable-1.0.0 · confidence 85% · coverage 100%

Ecosystem influence

Dependent repositoriesest.30%85
Quality-weighted dependentsest.20%61
Documentation citationsest.15%65
Contributor overlapest.15%63
Registry adoptionest.10%21
Topic centralityest.10%100

Model tn-interpretable-1.0.0 · confidence 60% · coverage 92% · missing: packageRegistryAdoption