Comparison

TestNG vs Vitest

On the evidence we track, Vitest leads this comparison with a composite score of 74/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
TestNG60
Vitest74
Score
Vioscale score
TestNG60 / 100low · 46%
Vitest74 / 100high · 78%
Pricing
Free tier
TestNG
Vitest
Model
Price level
TestNGfree
Vitestfree
Transparent
TestNG
Vitest
Integrations
Count
TestNG4
Vitest2
Reliability
Status page
TestNG
Vitest
Adoption
Dependent repos
TestNG112,338
Vitest30,558
Github stars
TestNG2,059
Vitest17,012
Package downloads weekly
TestNG
Stackoverflow questions
TestNG
Vitest1,200
Activity
Commits last 30d
TestNG100
Vitest100
Release
Cadence days
TestNG103
Vitest5
History
TestNG12 items
Vitest20 items
License
Spdx
VitestMIT
Language
Primary
TestNGJava
Content
Faq
TestNG
Vitest8 items

Capabilities

Feature-by-feature on the axes that matter for testing tools. “-” means undocumented, not absent.

Core
Test types
TestNG-
Vitest-
Browser automation
TestNG
Vitest-
Built-in assertion library
TestNG
Vitest
Languages
TestNGJava
VitestTypeScript, JSX
Isolation
Mocking / stubbing
TestNG-
Vitest-
Techniques
Snapshot testing
TestNG-
Vitest
Performance
Parallel execution
TestNG
Vitest-
Insight
Code coverage
TestNG-
Vitest
DX
Watch mode
TestNG-
Vitest
Ops
CI integration
TestNG
Vitest-

What each one is

The product in its own terms, so the numbers below have context.

TestNG

Java testing framework providing test annotations, XML configuration, parameters, dependencies, parallel execution, and integration with build tools and IDEs.

Independently observed

Vitest

Leader

Vitest is a test runner built on Vite that understands your Vite configuration and reuses its build pipelines. It's Jest-compatible, supports TypeScript and JSX out of the box, and works for both frontend and backend code.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

TestNG

Open source

Open source

as of verify ↗

Vitest

Leader
Open sourceFree tier

Free and open source

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
CLI
TestNG
Vitest
Deployment
Self-hosted
TestNG
Vitest

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

TestNG

4 total
  • Eclipse
  • IntelliJ
  • Maven
  • Gradle
Independently observed

Vitest

Leader
2 total
  • Vite
  • Jest
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.