Compare software

Jest vs Vitest: catalog facts
Jest	Vitest
Free Free and open source.	Free Free and open source, funded by sponsors.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Works without configuration on most projects Built-in mocking, snapshots and coverage	Reuses Vite config and plugins for tests Jest-compatible API eases migration
Limited to JavaScript and TypeScript projects Unit testing only; browser end-to-end tests need another tool	Limited to JavaScript and TypeScript projects Large Jest suites may still need adjustments when migrating
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.