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Vitest

Vite-powered unit testing

Reviewed byRoman K· 2026-06-28

About

Blazing fast unit test framework powered by Vite. ESM-first, TypeScript native.

unit-testingvitetypescriptesm

Metrics

16.8k
GitHub Stars
1.8k
Forks
69.4M
npm Downloads/wk
391
Open Issues

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Frequently asked questions

What is Vitest?

Blazing fast unit test framework powered by Vite. ESM-first, TypeScript native. It falls under the testing category and uses a open-source pricing model. The project is actively maintained with 16.8k GitHub stars.

Is Vitest free?

Yes, Vitest offers a free plan that you can use without a credit card. The pricing model is open-source.

How much does Vitest cost?

Vitest is free to start. It uses a open-source pricing model. A free plan is available for small projects or evaluation. Check https://vitest.dev for the latest pricing details and plan comparison.

What category is Vitest in?

Vitest is a testing tool. E2E testing, unit testing, QA automation You can compare Vitest with 2 alternatives in the same category on Soft.xyz.

Is Vitest open source?

Yes, Vitest is open source and freely available on GitHub. It has 16.8k stars and 1.8k forks, with the last commit on 2026-06-28. You can inspect the source code, contribute, or self-host it.

What are alternatives to Vitest?

Popular alternatives to Vitest include Jest, Playwright. Each offers different pricing, features, and community support. You can compare them side-by-side on Soft.xyz using real metrics like GitHub stars, npm downloads, and actual pricing data.

How popular is Vitest?

Vitest has 16.8k stars on GitHub and 69.4M weekly npm downloads. This places it among the most popular tools in its category. The project was last updated on 2026-06-28.