ava
Node.js test runner that lets you develop with confidence.
Downloads unavailable · 436.0 B gzip · Health 62/100
Comparison guide
Side-by-side NPM package comparison

Node.js test runner that lets you develop with confidence.
Downloads unavailable · 436.0 B gzip · Health 62/100
Choosing between Ava and Jest? Here's a data-driven comparison based on real npm data — downloads, bundle size, health scores, and more — to help you decide which package fits your project best.
Weekly download data is unavailable for Ava. Weekly download data is unavailable for Jest. Missing data is not zero downloads. We cannot compare download activity until all counts are available.
Ava has the smallest gzipped bundle at 436.0 B. Jest comes in at 2.0 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Jest has an overall health score of 74/100 (good), with strong maintenance, quality, security scores. Ava has an overall health score of 62/100 (good), with strong quality, security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics. Download data is incomplete; these composite scores include a fallback popularity input and should not determine an overall winner.
Choose Ava if you value minimal bundle footprint, strong security track record. Choose Jest if you value minimal bundle footprint, actively maintained, strong security track record.
Download data is incomplete for this comparison of Ava and Jest. We are not selecting an overall winner from incomplete metrics. Compare the available bundle, maintenance, and quality information against your project's requirements.
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