Comparison

Jest vs TestNG

On the evidence we track, Jest leads this comparison with a composite score of 80/100. 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
Jest80
TestNG60
Score
Vioscale score
Jest80 / 100medium · 71%
TestNG60 / 100low · 46%
Pricing
Free tier
Jest
TestNG
Model
Price level
Jestfree
TestNGfree
Integrations
Count
Jest6
TestNG4
Reliability
Status page
Jest
TestNG
Adoption
Dependent repos
Github stars
Jest45,474
TestNG2,059
Package downloads weekly
TestNG
Stackoverflow questions
Jest44,000
TestNG
Activity
Commits last 30d
Jest92
TestNG100
Release
Cadence days
Jest17
TestNG103
History
License
Spdx
JestMIT
Language
Primary
TestNGJava
Content
Faq
TestNG

Capabilities

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

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

What each one is

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

Jest

Leader

A testing tool for JavaScript projects that provides assertions, mocking, snapshot testing, and code coverage analysis with parallel test execution and zero-configuration defaults.

Independently observed

TestNG

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

Independently observed

Pricing

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

Jest

Leader
Open sourceFree tier

Free and open source

as of verify ↗

TestNG

Open source

Open source

as of verify ↗

Platform & deployment

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

Platforms
Web
Jest
TestNG
CLI
Jest
TestNG
Deployment
Self-hosted
Jest
TestNG

Integrations

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

Jest

Leader
6 total
  • React
  • Angular
  • Vue
  • TypeScript
  • Babel
  • Node
Independently observed

TestNG

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

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