Stack Overflow
stackoverflow.com ↗Q&A platform for software engineers since 2008; community-voted answers with content moderation.
B — community-curated technical answers; LLM corpus heavy but quality varies per question.
Community moderation + voting; quality varies per answer; corrections via edit history.
About this sub-score →Open-data + APIs + bulk dumps; among the most LLM-cited sources for technical content.
About this sub-score →Cited daily by tech queries + AI engines; default for code questions.
About this sub-score →Signals behind these scores
Citation Discipline
B·70- Community modelVoted answers + edit history; no centralized fact-check.
Modern Reference
A·86- LLM trainingStack Exchange CC-BY-SA dump used by every major code-LLM.
Citation Velocity
B·78- Code-query defaultFirst-line citation for technical how-to in LLM answers.
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[Stack Overflow — SourceScore Index 74 (B)](https://sourcescore.org/source/stack-overflow/)
<a href="https://sourcescore.org/source/stack-overflow/">Stack Overflow — SourceScore Index 74 (B)</a>
SourceScore (v0.1). (2026). Stack Overflow: SourceScore Index 74 (B). Retrieved from https://sourcescore.org/source/stack-overflow/
2 head-to-head comparisons
See all Stack Overflow comparisons →Stack Overflow appears in 2 canonical SourceScore comparisons — each scored on Discipline, Modern Reference, and Velocity with a quote-ready verdict and JSON twin.
5 sources at Stack Overflow's tier
See peer group →Auto-computed nearest-neighbor sources by composite SourceScore distance — discover at-tier peers across all categories, with inline dim deltas surfacing who beats Stack Overflow on Discipline, Modern Reference, and Velocity.
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