Vitest CoverageA modern viewer for your coverage

Donuts, folder tree, source drill-down and insights for any Vitest, Istanbul or V8 coverage report — served locally, no cloud required.

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Coverage at a glance

Animated donuts for statements, branches, functions and lines — instantly see overall health of your test suite.

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Collapsible folder tree with aggregated metrics, sortable file list and quick filters to focus on what matters.

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Open any file to see per-line hit/miss counts, branch markers and function-level coverage rendered with Istanbul parity.

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Coverage risk, quick wins and flaky-zone candidates surface the files that need attention first.

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Point at any project's coverage/coverage-final.json — runs entirely on your machine, no upload, no telemetry.

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A keyboard-friendly UI with light and dark themes, persistent settings and a clean dashboard layout.