Jest vs Vitest
Updated Oct 18, 2026
Quick Verdict
Jest has 2.6x more GitHub stars.
GitHub Stars
Jest 45.5K
vs
Vitest 17.3K
Downloads/wk
Jest 0
vs
Vitest 0
Contributors
Jest 1.8K
vs
Vitest 836
Bundle Size
Jest N/A
vs
Vitest 91.6 KB
Detailed Comparison
Side-by-side metrics from GitHub and npm
Metric
Jest
Vitest
GitHub Stars
45.5K
17.3K
Weekly Downloads
0
0
Forks
6.7K
2.1K
Open Issues
236
364
Contributors
1.8K
836
Bundle Size (gzip)
N/A
91.6 KB
Dependencies
4
13
Latest Version
30.5.2
5.0.5
Last Commit
Oct 18, 2026
Oct 18, 2026
License
MIT
MIT
First Published
Feb 22, 2012
Dec 3, 2021
Feature Comparison
Framework capabilities at a glance
Feature
Jest
Vitest
Typescript
Browser Testing
Unit Testing
E2e
Snapshot
Mocking
Parallel
Frequently Asked Questions
Common questions about Jest vs Vitest
Is Jest better than Vitest?
It depends on your use case. Jest is delightful javascript testing framework with a focus on simplicity, while Vitest is next generation testing framework powered by vite. Compare the stats and features above to decide which fits your needs.
Is Jest still maintained in 2026?
Yes, Jest was last updated on October 18, 2026 and has 1,767 contributors.
Can I migrate from Jest to Vitest?
Migration complexity depends on how deeply Jest is integrated into your project. Both tools serve similar purposes in the Testing Frameworks space, so migration is generally feasible with proper planning.
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