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pastelsky/bundlephobia

Decliningrank #196

🏋️ Find out the cost of adding a new frontend dependency to your project

9.6k+9 · 7d 275 43est. MITTypeScriptpushed 4m ago
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Composite

62

conf 65%

Momentum

36

conf 60%

Vitality (PVI)

73

conf 67%

Community

65

conf 60%

Security & maint.

85

conf 85%

Ecosystem influence

69

conf 60%

Opportunity

51

conf 60%

Breakout · 7d

2%

conf 71%

Executive summary

bundlephobia is currently classified as declining with a composite score of 62/100. Momentum (36) and vitality (73) are aligned — growth is backed by sustained maintenance. Estimated 7-day gain of 9 stars against a 9.6k-star base. Risk is assessed as low; the interpretable model puts its probability of entering the top trend cohort within 7 days at 2%.

90-day trajectory

+79 · 30d
2026-07-082026-10-05

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%28
Star accelerationest.15%24
Fork velocityest.10%11
Contributor growthest.10%44
Issue activity growthest.10%51
PR activity growthest.10%78
External mention velocityest.10%1
Release event impactest.5%71
Trending-rank persistenceest.5%75

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

Project Vitality Index

Commit consistency20%100
Release cadenceest.15%77
PR responsivenessest.15%61
Issue responsivenessest.15%60
Contributor diversityest.10%61
Maintainer continuityest.10%87
Documentation qualityest.5%71
Dependency freshnessest.5%49
Security hygieneest.5%49

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

Security & maintenance

Release recency25%100
License clarity20%92
Maintenance status25%100
Dependency stalenessest.15%53
Bus factorest.15%56

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

Ecosystem influence

Dependent repositoriesest.30%64
Quality-weighted dependentsest.20%54
Documentation citationsest.15%79
Contributor overlapest.15%78
Registry adoptionest.10%55
Topic centralityest.10%100

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