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lit-html adoption & performance trends

2 quarters of aggregate data

Unique domains per quarter

lit-html -- Unique domains per quarterlit-html -- Unique domains per quarter068.5136.9205.4273.9Q2 '26Q3 '26

Median composite score

lit-html -- Median composite scorelit-html -- Median composite score0255075100Q2 '26Q3 '26

Median Lighthouse performance

lit-html -- Median Lighthouse performancelit-html -- Median Lighthouse performance0255075100Q2 '26Q3 '26

Median Lighthouse accessibility

lit-html -- Median Lighthouse accessibilitylit-html -- Median Lighthouse accessibility0255075100Q2 '26Q3 '26

How this is calculated

Each point is the median across all public lit-html audits completed that quarter. Quarters with fewer than 3 audits are skipped.

Learn more about our methodology →

Raw data

QuarterUnique domainsCompositePerformanceAccessibility
Q2 '26249733688
Q3 '262793486