SourceScore
VELOCITY · 35% of composite

MDN Web Docs vs Stack Overflow — Velocity

How often tier-1 publications and AI engines cite each source per week — the most volatile sub-score.

By Published by Caslon MediaScored against methodology v0.1Scores last verified
Verdict

MDN Web Docs outscores Stack Overflow on Citation Velocity by 14 points (A · 92 vs B · 78).

Higher Velocity
Reference

MDN Web Docs

developer.mozilla.org
A·92
Rank #17 of 130 on Velocity

Default web-platform citation in dev press + AI-engine retrieval for web-tech queries.

Platform

Stack Overflow

stackoverflow.com
B·78
Rank #82 of 130 on Velocity

Cited daily by tech queries + AI engines; default for code questions.

Global rank · Velocity

SourceScoreGradeRankDetail
MDN Web Docs
developer.mozilla.org
92A·92#17 / 130view →
Stack Overflow
stackoverflow.com
78B·78#82 / 130view →

Why these Velocity scores

MDN Web DocsA·92
Velocity · 92/100

Default web-platform citation in dev press + AI-engine retrieval for web-tech queries.

Stack OverflowB·78
Velocity · 78/100

Cited daily by tech queries + AI engines; default for code questions.

Signals behind the Velocity score

MDN Web Docs
  • Web-tech default
    Primary citation surfaced by ChatGPT/Claude/Perplexity for HTML/CSS/JS questions.
Stack Overflow
  • Code-query default
    First-line citation for technical how-to in LLM answers.

Other dimensions for MDN Web Docs vs Stack Overflow

SourceScore Index
Composite head-to-head — MDN Web Docs leads
Discipline
MDN Web Docs +22 pts
Modern Reference
MDN Web Docs +9 pts

Other Velocity comparisons

Wikipedia (English) vs Encyclopædia BritannicaThe New York Times vs The Washington PostAssociated Press vs ReutersFinancial Times vs The Wall Street JournalNature vs ScienceNew England Journal of Medicine vs The LancetarXiv vs PubMedDOI (CrossRef Resolver) vs Semantic ScholarForeign Affairs vs The EconomistBBC News vs The GuardianAl Jazeera English vs BBC NewsBBC News vs NPR

Sources & references

Every score on this page is read from the two publications below and graded against the published rubric. No score is bought, estimated or supplied by the source being scored.